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ASUS Storage

DS300 G2 Series

Summary of content (262 pages)

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ASUS Storage DS300 G2 Series
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Contents Setting-up ASUS DS300f G2 with the CLI Making Subsystem Date and Time Settings Virtual Management Port Settings 38 Maintenance Mode Settings 39 Chapter 1: Introduction Accessing the CLU Quick Setup Menu Making Subsystem Date and Time Settings Virtual Management Port Settings 42 Maintenance Mode Settings 43 Exiting the CLU 44 About This Manual 2 ASUS DS300f G2 Overview 3 Performance 3 GreenRAID 3 Service and Support 3 New Features in the ASUS DS300f G2 3 Architectural Description Fe
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SLP Service 79 Webserver Service Telnet Service SSH Service SNMP Service Netsend Service Locating a Logical Drive 98 Initializing a Logical Drive 99 Redundancy Check on a Logical Drive 99 Migrating a Logical Drive’s RAID Level 100 Creating a LUN Clone 100 79 80 80 81 82 Managing Spare Drives Working with the Event Viewer Viewing Runtime Events Saving Runtime Events Clearing Runtime Events Viewing NVRAM Events Saving NVRAM Events Clearing NVRAM Events 84 84 84 84 85 85 85 Monitoring Performanc
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Locating an Enclosure (CLU) 128 Viewing Enclosure Topology (CLU) Managing the Network Connection (CLU) 129 Physical Drive Management (CLU) 129 Viewing a List of Physical Drives (CLU) Making Global Physical Drive Settings (CLU) Viewing Physical Drive Information (CLU) Viewing Physical Drive Statistics (CLU) Setting an Alias (CLU) 130 Clearing Stale and PFA Conditions (CLU) Forcing a Physical Drive Offline (CLU) Locating a Physical Drive (CLU) 131 129 129 130 130 Making Virtual Management Port S
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Silencing the Buzzer 171 Chapter 6: Maintenance Updating the Subsystem Firmware Updating with ASUS Storage Management Updating with the CLU 173 Updating with USB Support 174 Updating Physical Drive Firmware Initiator Target Port Trunk Session iSNS CHAP Ping 172 172 172 175 ASUS Storage Management 175 Restarting a Subsystem 176 Connection Problems 216 198 198 199 199 199 199 199 199 Internet Protocols Serial Connections 216 Network Connections 216 Fibre Channel Connections 217 SAS Connections 2
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Viewing Path Performance Statistics Viewing Events 239 Clearing Path Statistics 239 239 Features and Settings 240 Automatic Load Balancing for Failover Policy Load Balance Policy 240 Path Verification 241 PDO Removal 241 Performance Tab Refresh Rate 242 Round Robin Count 242 Refreshing the Objects 242 Viewing System Information 243 Troubleshooting 243 Updating PerfectPath 244 Repairing PerfectPath 244 Removing PerfectPath 245 Preferred Method Alternate Method 1 Alternate Method 2 240 245 245
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DS300f G2 Series User Manual Chapter 1: Introduction This chapter covers the following topics: "About This Manual" on page 2 • "ASUS DS300f G2 Overview" on page 3 • "New Features in the ASUS DS300f G2" on page 3 • "Architectural Description" on page 4 • "Features" on page 6 • "General Specifications" on page 9 • "Warranty and Support" on page 11 1 •
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DS300f G2 Series User Manual About This Manual support, how to return a system for repair, and warranty information. This Product Manual describes how to setup, use, and maintain the ASUS DS300f G2 Series and DS300j G2 external disk array subsystems. The manual is organized into chapters as follows: • "Chapter 1: Introduction" on page 1, this chapter provides a general overview of the available devices in the ASUS DS300f G2 Series and DS300j G2.
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DS300f G2 Series User Manual ASUS DS300f G2 Overview All ASUS Storage ASUS DS300f G2 and DS300j G2 models support use of 6 Gb/s SAS and SATA disks. The DS300 G2 models are coupled with high speed 8 Gb/s Fibre Channel host connectivity and 1 Gb/s iSCSI host connectivity. The ASUS DS300f G2 model is coupled with high speed 1 Gb/s iSCSI host connectivity.
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DS300f G2 Series User Manual Architectural Description Figure 1 - 1: ASUS DS300f G2 front view The ASUS DS300f G2 subsystems are suitable for Direct Attached Storage (DAS), Storage Area Network (SAN), and Expanded Storage with the DS300j G2.
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DS300f G2 Series User Manual Features Operational Features RAID Level Support Controller Module Features • 0, 1, 1E, 3, 5, 6, 10, 30, 50, and 60 RAID Stripe Size Support Drive Support • 64K, 128K, 256K, 512K, and 1MB • 3.5-inch and 2.
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DS300f G2 Series User Manual Background Activities • Media Patrol • Background Synchronization • Foreground Initialization • Rebuild • Redundancy Check • Disk SMART Polling • Online Capacity Expansion (OCE) • RAID Level Migration (RLM) • UPS Monitoring • Feature rich task scheduler for background activities PerfectRAID Features • Predictive Data Migration (PDM) • Intelligent Bad Sector Remapping • SMART Error Handling • NVRAM Error Logging • Disk Slot Power Control • Read/Wri
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DS300f G2 Series User Manual Supported Operating Systems Supported Browsers Operating systems run on the Host PC, from which you monitor and manage the ASUS DS300f G2 subsystem. Browsers run on the host PC or server, from which you monitor and manage the ASUS DS300f G2 subsystem Supported Operating Environments using ASUS Storage Management. The browsers listed here meet the minimum version requirements for browser compatibility: Core Platform Type Notes Microsoft • Mozilla Firefox 14.0.
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DS300f G2 Series User Manual General Specifications Noise, Shock, and Vibration Acoustic Noise Levels Power Supplies • Hot swap and redundant with PFC, 100-240 Vac auto-ranging, 50 -60 Hz, N+1 design. Meets 80Plus bronze. Typical: 55 dB • Maximum: 75 dB Voltage Shock • 100-240 VAC • Operational: 5G, 11 ms duration • Auto-Ranging • Non-Operational: 30G, 11ms duration Current (Maximum) Vibration • 4 A @ 115 VAC • Operational: 0.2G, sinewave, 0.
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DS300f G2 Series User Manual Safety and Environmental Warnings and Cautions EMI / RFI Statements Warnings and Cautions are placed in this Product Manual beside the user actions to which they apply.
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DS300f G2 Series User Manual Warranty and Support Support Warranty • 24 hour, 7 days a week, 365 days a year e-mail and phone support (English only) • 24 hour, 7 days a week, 365 days a year access to ASUS Storage support site • Three year complete system limited warranty • Firmware and compatibility lists • Battery Backup Unit has a one year limited warranty • Optional 2-year extended warranty • Optional onsite parts replacement program ASUS Storage Technology, Inc.
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DS300f G2 Series User Manual Chapter 2: Hardware Installation This chapter covers the following topics: • "Unpacking the ASUS DS300f G2" on page 13 • "Mounting ASUS DS300f G2 in a Rack" on page 14 • "Installing Physical Drives" on page 16 • "Making Management and Data Connections" on page 18 • "Making Serial Cable Connections" on page 29 • "Connecting the Power" on page 30 • "LED Behavior" on page 30 12
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DS300f G2 Series User Manual Unpacking the ASUS DS300f G2 The ASUS DS300f G2 box contains the following items: • ASUS DS300f G2 Unit (PTVR2K) • 1.5m (4.
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DS300f G2 Series User Manual Mounting ASUS DS300f G2 in a Rack Cautions • Do not populate any unit with hard drives until it has been securely installed in the rack. • At least two persons are required to safely lift, place, and attach the ASUS DS300f G2 or DS300j G2 unit into a rack system. • Do not lift or move the ASUS DS300f G2 or DS300j G2 unit by the handles, power supplies or the controller units. Hold the subsystem itself.
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DS300f G2 Series User Manual 1. Secure the ASUS DS300f G2 subsystem to the rack. Figure 2 - 3: Rail ends attach to the outside of each post • The ASUS DS300f G2 attaches to the rack posts using the included screws and flange nuts. • Use the attaching screws and flange nuts that came with the ASUS DS300f G2. Figure 2 - 2: Placing the ASUS DS300f G2 subsystem onto the rack rails 1. Place the ASUS DS300f G2 subsystem onto the rails. • At least two persons are required to safely lift the ASUS DS300f G2.
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DS300f G2 Series User Manual Installing Physical Drives Drive Slot Numbering If your ASUS DS300f G2 subsystem shipped with the drives installed at the factory, you can skip this section and go to Figure 2 - 5: Drive slot numbering The ASUS DS300f G2 subsystems and JBOD expansion units support: SAS and SATA physical drives • 2.5-inch and 3.5-inch physical drives • Hard disk drives (HDD) and solid state drives (SSD) DS300f G2’s drive slots are numbered.
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DS300f G2 Series User Manual Installing Your Drives 5. Position the drive in the carrier so the mounting holes line up. The drive carrier accommodates 2.5-inch and 3.5-inch drives, with or without a SAS-to-SATA adapter. • 2.5-inch drive mounting screws go through the bottom of the carrier. • SAS-to-SATA adapter mounting screws go through the bottom of the carrier. • 3.5-inch drive mounting screws go through the sides of the carrier.
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DS300f G2 Series User Manual Making Management and Data Connections Fibre Channel SAN Important Examples of ASUS DS300f G2 configurations include: • "Fibre Channel SAN" on page 18 • "Fibre Channel DAS" on page 20 • "Fibre Channel with JBOD Expansion" on page 21 • "Fibre Channel SAN – No Single Point of Failure" on page 22 • "iSCSI Storage Area Network (SAN)" on page 24 • "iSCSI Direct Attached Storage (DAS)" on page 27 • "iSCSI with JBOD Expansion" on page 28 For a list of supported HBAs, S
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DS300f G2 Series User Manual FC SAN Data Path To establish the data path: 1. Connect FC cables between at least one FC data port on each RAID controller and the FC switch. See "Figure 2 - 10: FC SAN data and management connections". 2. Connect FC cables between the FC switch and the FC HBA cards in both host PCs or servers. If you have multiple ASUS DS300f G2 subsystems, repeat steps 1 and 2 as required. The ASUS DS300f G2 subsystem is shown with SFP transceivers installed.
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DS300f G2 Series User Manual Fibre Channel DAS Important For a list of supported HBAs, switches, and SFP transceivers, download the latest compatibility list from ASUS Storage support: http://www.ASUS Storage.com/support/. Fibre Channel direct attached storage (DAS) requires: • An FC HBA card in the host PC or server • An SFP transceiver for each connected FC port on the subsystem • A network switch FC DAS Data Path To establish the data path: 1.
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DS300f G2 Series User Manual Fibre Channel with JBOD Expansion The ASUS DS300f G2 subsystem is shown with SFP transceivers installed. Figure 2 - 12: ASUS DS300f G2 with FC JBOD expansion connections JBOD expansion requires at least one SFF-8088 4X to SFF-8088 4X external SAS cable for each JBOD unit. To add JBOD units: 1. Connect the SAS expansion port on the left controller of the RAID subsystem to the SAS data IN port on the left I/O module of the first JBOD unit.
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DS300f G2 Series User Manual Fibre Channel SAN – No Single Point of Failure The ASUS DS300f G2 subsystem is shown with SFP transceivers installed.
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DS300f G2 Series User Manual FC SAN NSPF Management Path To establish the management path: 1. Connect an Ethernet cable between the Management port on each RAID controller and the network switch. See "Figure 2 - 14: FC SAN NSPF management connections" 2. Connect an Ethernet cable between the network port on each host PC or server and the network switch. If you have multiple ASUS DS300f G2 subsystems, repeat steps 1 and 2 as required.
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DS300f G2 Series User Manual iSCSI Storage Area Network (SAN) Figure 2 - 15: iSCSI data and management ports on the RAID controller Important For a list of supported HBA NICs and switches, download the latest compatibility list from ASUS Storage support: http://www.ASUS Storage.com/support/.
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DS300f G2 Series User Manual iSCSI SAN Data Path Each ASUS DS300f G2 controller has four (4) RJ45 iSCSI data port connectors. See "Figure 2 - 15: iSCSI data and management ports on the RAID controller" on page 24 To establish the data path: 1. Connect Ethernet cables between the iSCSI NIC in both host PCs or servers and the GbE network switch. See "Figure 2 - 16: iSCSI SAN data connections" on page 25. 2.
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DS300f G2 Series User Manual Management Path Each ASUS DS300f G2 controller has one (1) Ethernet RJ45 management port connector. See "Figure 2 - 15: iSCSI data and management ports on the RAID controller" on page 24. To establish the management path: 1. Connect Ethernet cables between the network connector on both host PCs or servers and the standard network switch. See "Figure 2 - 17: iSCSI SAN management connections" on page 26. 2.
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DS300f G2 Series User Manual iSCSI Direct Attached Storage (DAS) Figure 2 - 18: iSCSI DAS data and management connections Important For a list of supported HBAs and switches, download the latest compatibility list from ASUS Storage support: http://www.ASUS Storage.com/support/. This arrangement requires: • An iSCSI HBA network interface card (NIC) in the host PC or server • A standard network switch Data Path Each ASUS DS300f G2 controller has four (4) RJ45 iSCSI data port connectors.
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DS300f G2 Series User Manual Making Serial Cable Connections Figure 2 - 20: Serial port connection Serial communication enables the terminal emulation application on your host PC or server to access the ASUS DS300f G2’s Command Line Interface (CLI) to set up a network connection. The ASUS DS300f G2 package includes one RJ-11-to-DB9 serial data cable for each controller. To set up a serial cable connection: 1.
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DS300f G2 Series User Manual Connecting the Power To power on the ASUS DS300f G2 and any connected DS300j G2 system, follow these steps: 1. Connect the power insert for all power supplies on all units. Rear Panel PSU & Cooling Fan LEDs The LEDs on the rear panel include LEDs on each cooling fan and each power supply. These LEDs will light green to indicate normal operation. A red LED indicates a problem or unit failure. Figure 2 - 21: LEDs on Power Supply and Cooling Units 2.
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DS300f G2 Series User Manual Front Panel LEDs Figure 2 - 23: Left side of the front of the ASUS DS300f G2 Figure 2 - 22: Right side of the DS300f G2 front LED display Power Global Enclosure Status Power button (same for DS300j G2) Global RAID Status OPAS LED Controller 1 Activity USB ports Controller 2 Activity Mute alarm LED System Heartbeat Mute alarm button LED State Power Dark No power Steady Green Steady Blue Blinking Blue Global Enclosure Status Global RAID Status — All devices normal All
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DS300f G2 Series User Manual Controller LED Behavior When boot-up is finished and the ASUS DS300f G2 subsystem is functioning normally, the Controller status LED displays green continuously; the Management port LEDs display green or flash depending on your network connection; the FC, iSCSI, and SAS Expansion LEDs display green or flash during port activity.
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DS300f G2 Series User Manual LED Description FC ports Green Amber dark dark off on off blinking slowly Wake-up failure monitor off blinking rapidly Failure to POST off flashing on off Failure while functioning on on Failure while functioning on 2 rapid blinks Normal, link up, 2 Gb/s on 3 rapid blinks Normal, link up, 4 Gb/s on 4 rapid blinks Normal, link up, 8 Gb/s blinking slowly off blinking slowly blinking slowly Offoffline for download blinking slowly blinking rapi
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DS300f G2 Series User Manual Chapter 3: Setup Setting-up the Serial Connection This chapter covers the following topics: The initial connection accesses the serial port using the serial cable connection you made using the RJ-11 to • "Setting-up the Serial Connection" on page 35 DB9. Use your PC’s terminal emulation program, such as Microsoft HyperTerminal, to access the Command Line • "ASUS DS300f G2 Default IP Addresses" on page 36 Interface (CLI).
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DS300f G2 Series User Manual About IP Addresses • ASUS DS300f G2 Default IP Addresses (page 36) • Choosing DHCP or a Static IP Address (page 36) • Accessing the MAC Address in the CLI (page 36) • Accessing the MAC Address in the CLU (page 37) Choosing the appropriate IP addresses is essential to manage your ASUS DS300f G2 subsystem over a network. You must change the IP addresses of the subsystems as required for your environment.
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DS300f G2 Series User Manual Setting-up ASUS DS300f G2 with the CLI Accessing the MAC Address in the CLU To access the MAC address in the CLU: Setting up the ASUS DS300f G2 in the CLI includes these actions: 1. At the CLI command prompt, type menu and press Enter. The CLU screen appears. • "Making Subsystem Date and Time Settings" on page 37 • "Virtual Management Port Settings" on page 38 2. Highlight Network Management and press Enter. 3. Highlight IPv4 and press Enter.
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DS300f G2 Series User Manual Virtual Management Port Settings Making Virtual Management Port Settings – Automatically Automatic settings require a DHCP server on your network. DHCP is currently supported on IPv4 only. To enable automatic management port settings: 1. At the command prompt, type net -a mod -f ipv4 -s “dhcp=enable” and press Enter. administrator@cli> net -a mod -f ipv4 -s “dhcp=enable” After a moment, the comand prompt reappears, indicating that your setting was successful.
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DS300f G2 Series User Manual Example: administrator@cli> net -a mod -f ipv6 -s “primaryip=2001:0db8:85a3:0000:0000:8a2e:0370:7334, primaryipmask=2001:0db8:fedc:ba98:7654:3210:0246:8acf primarydns=2001:0db8:85a3:0000:0000:8a2e:0370:7001, gateway=2001:0db8:85a3:0000:0000:8a2e:0370:7002” After a moment, the comand prompt reappears, indicating that your setting was successful. administrator@cli> 3. To verify the settings, at the command prompt, type net -a list -v and press Enter.
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DS300f G2 Series User Manual Making Maintenance Mode Settings – Manually under IPv4 You make these settings for one controller at a time. To make maintenance mode settings: 1. At the command prompt, type net -a mod -m -c 1 -s “ followed by: • primaryip= and the IP address , • primaryipmask= and the subnet mask , • primarydns= and the DNS server IP address , • gateway= and the Gateway server IP address “ and press Enter.
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DS300f G2 Series User Manual 3. To verify the settings, at the command prompt, type net -a list -m and press Enter. The following information displays: administrator@cli> net -a list -m --------------------------------------------------------------------------CtrlId: 1 Port: 1 ProtocolFamily: IPv4(Enabled) DHCP: Disabled IP: 10.0.0.2 IPMask: 255.0.0.
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DS300f G2 Series User Manual Accessing the CLU Quick Setup Menu Making Subsystem Date and Time Settings To access the Quick Setup menu in the command line utility: To set the subsystem date and time: 1. At the administrator@cli> prompt, type menu and press Enter. 1. Press the arrow keys to highlight System Date. The CLU main menu appears. See Figure 3. Figure 3 - 1: CLU main menu 2. Press the backspace key to erase the current date. 3. Type the new date. 4.
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DS300f G2 Series User Manual Viewing Virtual Management Port Settings Maintenance Mode Settings To view the current IP address and network settings when using DHCP: 1. Press the arrow keys to highlight DHCP. For more information, see "Maintenance Mode" on page . 2. Press the spacebar to toggle to Disable. You have the option to make maintenance mode settings at a later time in ASUS Storage Management. The following information displays: IP Address : 10.0.0.1 Subnet Mask : 255.0.0.
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DS300f G2 Series User Manual Making Maintenance Mode Settings – Manually under IPv6 To make maintenance mode IPv6 manual settings: 1. From the CLU Main Menu, highlight Network Management and press Enter. Setting up ASUS DS300f G2 with ASUS Storage Management 2. Highlight Maintenance Mode Network Configuration and press Enter. 3. Highlight the controller you want and press Enter. 4. Highlight DHCP and press the spacebar to toggle to Disabled. 5.
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DS300f G2 Series User Manual Creating Disk Arrays and Logical Drives Important ASUS Storage recommends that you change the Administrator’s default password immediately after setup is completed. See "Changing User Passwords" on page . On a newly activated RAID system, there are no disk arrays or logical drives. The term “disk array” includes arrays composed of hard disk drives or solid state drives.
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DS300f G2 Series User Manual Wizard - Automatic Configuration When you choose the Automatic option, the following parameters appear on the screen: • Disk Arrays – The number of logical drives, number of physical drives, ID of each physical drive, configurable capacity, and the media type (hard disk drives or solid state drives). • Logical Drives – The ID numbers of the logical drives, their RAID levels, capacity, sector size, and stripe size.
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DS300f G2 Series User Manual Wizard - Advanced Configuration Figure 3 - 6: Create Disk Array menu Note For an explanation of the parameters under the Advanced option, see "Chapter 7: Technology Background" on page . When you choose the Advanced option, the Create Disk Array menu appears. Step 1 – Disk Array Creation 1. Enter your information and choose your options. • Enter a disk array alias in the field provided.
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DS300f G2 Series User Manual Step 2 – Logical Drive Creation Figure 3 - 8: Create Spare Drive menu 1. Enter your information and choose your options. • Enter a logical drive alias in the field provided. • Choose a RAID level from the drop-down menu. The choice of RAID levels depends on the number of physical drives in your array. • Note the Max: capacity value. Then enter a capacity value the field provided and choose a unit of measure from the drop-down menu.
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DS300f G2 Series User Manual Step 4 – Summary Logging out of ASUS Storage Management The Summary screen lists the disk arrays, logical drives, and spare drives that you specified. If you accept these parameters, click the Submit button. There are two ways to log out of ASUS Storage Management: If you do NOT accept these parameters, review and modify your selections in the previous steps.
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DS300f G2 Series User Manual Chapter 4: Manage with ASUS Storage Management This chapter contains the following topics: Logging into ASUS Storage Management 1. Launch your browser. 2. In the browser address field, type in the virtual management port IP address of the ASUS DS300f G2 subsystem.
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DS300f G2 Series User Manual Choosing the Display Language Perusing the Interface ASUS Storage Management displays in multiple languages. You choose the display language when you log in. The ASUS Storage Management interface consists of a header and four tabs, each with specific functions. If you are already logged in and you want to change the display language: • 1. Click Logout at the top right corner of the screen. Top left corner of the window: The Login screen appears. 2.
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DS300f G2 Series User Manual • Subsystem settings, clearing statistics, NTP, and controller lock • User management, including LDAP and role mapping • Software services • Runtime and NVRAM event logs There are two ways to log out of ASUS Storage Management: • Background activity, settings and schedules • Firmware updates • Close your browser window • Image version • Click Logout on the ASUS Storage Management banner • Performance monitor Clicking Logout brings you back to the Login Scree
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DS300f G2 Series User Manual Viewing the Storage Network Managing Subsystems To view the other subsystems on your Storage Network, click the Discovery tab at the left edge of the ASUS Subsystem management includes: Storage Management window. Logging onto a Subsystem To log onto a subsystem in the list, double-click the subsystem. Caution The new subsystem displays in the same browser tab. Click your browser’s back button to return to the original subsystem.
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DS300f G2 Series User Manual Viewing Subsystem Information Locking or Unlocking the Subsystem To view subsystem information, click the Administration tab. The lock prevents other sessions (including sessions with the same user) from making a configuration change The list of subsystems and host controllers displays. to the controller until the lock expires or a forced unlock is done. When the user who locked the controller logs Subsystem information includes: out, the lock is automatically released.
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DS300f G2 Series User Manual Releasing a Lock set by another user To release somebody else’s lock: Firmware Factory Default Settings Software Factory Default Settings 1. Click the Administration tab. • Background activity settings • BGA scheduler settings 2. Click the Subsystem Information icon. • Controller settings • Service settings 3. Click the Lock / Unlock button. • Enclosure settings • Webserver settings 4. Check the Force Unlock box. • FC port settings • SNMP settings 5.
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DS300f G2 Series User Manual Saving a Service Report The Service Report includes the following topics, continued: • FC Stats Info • Flash Image Version Info • iSCSI Info • LDAP Info • LogDrive Info – Basic logical drive information To save a system configuration file: • LogDrive Dump Info – Diagnostic information 1. Click Save Service Report in the Header (very top of the web interface, next to the Help link).
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DS300f G2 Series User Manual Importing a Configuration Script 4. Choose Configuration Script from the Type drop-down menu. 5. Click the Submit button. You can write a CLI configuration script to automatically configure your ASUS DS300f G2 subsystem. The script must be a plain, non-encrypted text file. From there, you can import the script from the Host PC and perform the configuration automatically.
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DS300f G2 Series User Manual Shutting Down the Subsystem This function shuts down the RAID subsystem without restarting it. To shutdown the subsystem: 1. Click the Administration tab. 2. Click the Subsystem Information icon. 3. Choose the option to apply the shutdown to the Subsystem, Controller 1 only or Controller 2 only 4. Click the Shutdown/Restart button. 5. Click the Shutdown button. 6. Type the word “confirm” in the field provided. 7. Click the Confirm button.
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DS300f G2 Series User Manual 4. Click the Advanced Information tab. 4. Make settings changes as required: Advanced controller information includes: • Enter, change or delete the alias in the Alias field. • LUN Affinity – Choose an enable/disable option from the drop-down menu. RAID controllers must be set to Active-Active. See "Making Subsystem Settings" on page 54 and "LUN Affinity" on page . • ALUA – Choose an enable/disable option from the drop-down menu.
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DS300f G2 Series User Manual Viewing Controller Statistics Viewing the Flash Image Information To view controller statistics: To view the flash image information for the RAID subsystem enclosure: 1. Click the Device tab. 1. Click the Administration tab. 2. Click the Component List icon. 2. Click the Image Version icon. 3. Click the controller you want, then click the View button. 3. Click the Enclosure you want to see and click the triangular button. 4. Click the Statistics tab.
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DS300f G2 Series User Manual Updating Firmware on a RAID Subsystem Warning Use this function to flash (update) the firmware on the ASUS DS300f G2. Do NOT move to any other screen until the firmware update operation is completed! Download the latest firmware image file from ASUS Storage support: http://www.ASUS Storage.com/support/ and save it to your Host PC or TFTP server. Important Verify that no background activities are running on the RAID subsystem.
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DS300f G2 Series User Manual Viewing Battery Information Reconditioning a Battery Batteries maintain power to the controller cache in the event of a power failure, thus protecting any data that Batteries maintain power to the controller cache in the event of a power failure, thus protecting any data that has not been written to a physical drive. To view battery information: 1. Click the Device tab. 2. Click the Component List icon. 3. Click the battery you want, then click the View button.
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DS300f G2 Series User Manual Buzzer Settings To make buzzer settings: 1. Click the Device tab.
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DS300f G2 Series User Manual Viewing Enclosure Topology This feature displays the connection topology of the ASUS DS300f G2 subsystem. Topology refers to the manner in which the data paths among the enclosures are connected.
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DS300f G2 Series User Manual Viewing the Enclosures Summary Enclosure Management includes information, status, settings and location. To access Enclosure Management: 3. Click the Enclosure and click the View button. Enclosure information includes: 1. Click the Device tab. 2. Click the Component List icon.
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DS300f G2 Series User Manual Viewing FRU VPD Information FRU VPD refers to Vital Product Data (VPD) information about Field Replaceable Units (FRU) in the enclosure. The number and type of FRU depends on the subsystem model. To view FRU VPD information: To make Enclosure settings: 1. Click the Device tab. 4. Scroll down to view the Blowers. The screen displays the status and speed of the cooling units. If blower speed is below the Healthy Threshold, a malfunction is indicated in the Status column.
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DS300f G2 Series User Manual Managing UPS Units Uninterruptible Power Supply (UPS) Management includes the following functions: • "Viewing a List of UPS Units" on page 67 • "Viewing UPS Information" on page 68 Making UPS Settings These settings control how the ASUS DS300f G2 subsystem detects the UPS unit and responds to data reported by the UPS unit. To make UPS settings: 1. Click the Device tab. Viewing a List of UPS Units 2. Click the UPS icon.
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DS300f G2 Series User Manual Viewing UPS Information To view information about a specific UPS unit: 1. Click the Device tab. 2. Click the UPS icon. 3. Mouse-over UPS and click the View button. UPS information includes: • UPS ID • Model Name • Serial Number • Firmware Version • Manufacture Date • Voltage Rating – Output voltage of the UPS. • Battery Capacity – Backup capacity expressed as a percentage.
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DS300f G2 Series User Manual Making Maintenance Mode Settings Each controller has its own IP addresses for access when the controller goes into maintenance mode. For more information, see "Maintenance Mode" on page . Before you change settings, please see “About IP Addresses” on page 36. To make maintenance mode settings: 1. Click the Administration tab. 2. Click the Network Management icon. 3. Click the Maintenance Mode tab. 4.
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DS300f G2 Series User Manual Creating a User Making User Settings This action requires Administrator or Super User privileges. This action requires Administrator or a Super User privileges. To create a user: To make user settings: 1. Click the Administration tab. 1. Click the Administration tab. 2. Click the User Management icon. 2. Click the User Management icon. 3. Click the Add User button. 3. In the User list, click the user you want, then click Settings. 4.
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DS300f G2 Series User Manual Deleting a User Importing a User Database This action requires Administrator or Super User privileges You can save the user information and settings from one ASUS DS300f G2 RAID subsystem, export it, and then . import it to automatically configure your other ASUS DS300f G2 RAID subsystems. Note You cannot delete the Administrator. To delete a user: 1. Click the Administration tab. 2. Click the User Management icon. 3.
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DS300f G2 Series User Manual Exporting a User Database You can save the user information and settings from one ASUS DS300f G2 RAID subsystem, export it, and then import it to automatically configure your other ASUS DS300f G2 RAID subsystems. To export a user database: 1. Click the Administration tab. 2. Click the Import/Export icon. 3. Click the Export option. 4. Choose User Database from the Type drop-down menu. 5. Click the Submit button. 6.
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DS300f G2 Series User Manual Viewing Current Background Activities 6. Click the Confirm button. 7. Choose the option for the activity you want: To view a list of current background activities: • Media Patrol 1. Click the Administration tab. • Redundancy Check • Spare Check • Battery Recondition 2. Click the Background Activities icon. The list of background appears. Currently running activities show a progress bar.
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DS300f G2 Series User Manual Changing a Background Activity Schedule Enabling or Disabling a Scheduled Background Activity To change an existing scheduled background activity: Background activity schedules are enabled by default when you create the schedule. If you want to stop a 1. Click the Administration tab. background activity now but plan to use it again in the future, disable the scheduled activity rather than deleting 2. Click the Background Activities icon. it.
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DS300f G2 Series User Manual Media Patrol Redundancy Check Media Patrol is a routine maintenance procedure that checks the magnetic media on each disk drive. Media Redundancy Check is a routine maintenance procedure for fault-tolerant disk arrays (those with redundancy) Patrol checks are enabled by default on all disk arrays and spare drives. Media Patrol is concerned with the media that ensures all the data matches exactly. Redundancy Check can also correct inconsistencies.
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DS300f G2 Series User Manual 3. Click the Settings button. Migration 4. Click the Logical Drive Initialization Rate drop-down menu and choose a rate: • Low – Fewer system resources to Initialization, more to data read/write operations. The term “Migration” means either or both of the following: • Medium – Balances system resources between Initialization and data read/write operations. • High – More system resources to Initialization, fewer to data read/write operations.
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DS300f G2 Series User Manual 4. Make the following settings are required: • • Click the PDM Rate drop-down menu and choose a rate: Low – Fewer system resources to PDM, more to data read/write operations. Medium – Balances system resources between PDM and data read/write operations. High – More system resources to PDM, fewer to data read/write operations. Highlight the current values in the block threshold fields and input new values. Reassigned block threshold range is 1 to 512 blocks.
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DS300f G2 Series User Manual Managing Storage Services Storage service management includes: To start the Email service after stopping it: 1. Click the Administration tab. 2. Click the Services icon. 3. Click the Email service and click the Start button. • "Viewing a List of Services" on page 78 • "Email Service" on page 78 • "Webserver Service" on page 79 To restart the Email service: • "Telnet Service" on page 80 1. Click the Administration tab. • "SSH Service" on page 80 2.
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DS300f G2 Series User Manual SLP Service Webserver Service Service Location Protocol (SLP) discovers services over the Internet. SLP applies to IPv4 protocol only. Webserver service connects the ASUS Storage Management interface to the RAID subsystem though your Stopping SLP Service To stop the SLP service: browser. Stopping Webserver Service 1. Click the Administration tab. To stop the Webserver service: 2. Click the Services icon. 1. Click the Administration tab. 3.
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DS300f G2 Series User Manual Telnet Service Telnet service enables you to access the RAID subsystem’s Command Line Interface (CLI) through a network connection. Stopping Telnet Service To stop the Telnet service: 1. Click the Administration tab. 2. Click the Services icon. 5. Click the Save button. 6. Click the Confirm button. SSH Service Secure Shell (SSH) service enables you to access the subsystem’s Command Line Interface (CLI) through a network connection. Stopping SSH Service 3.
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DS300f G2 Series User Manual Making SSH Settings 1. Click the Administration tab. To change SSH service settings: 2. Click the Services icon. 1. Click the Administration tab. 3. Click the SNMP service and click the Restart button. 2. Click the Services icon. 3. Click the SSH service and click the Settings button. 4. Make settings changes as required: • Choose a startup type, • Port number - Default is 22. • Max Number of Concurrent Connections – Default is 4. Maximum number is 4.
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DS300f G2 Series User Manual Deleting an SNMP Trap Sink Netsend Service To delete a trap sink: 1. Click the Administration tab. 2. Click the Services icon. 3. Click SNMP service and click the Settings button. 4. In the Trap Sink list and click the Trap Sink you want to delete. 5. Click the Trash icon. The trap sink is deleted.
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DS300f G2 Series User Manual Making Netsend Settings To change Netsend service settings: 1. Click the Administration tab. 2. Click the Services icon. 3. Click the Netsend service and click the Settings button. 4. Choose a startup type, • Automatic – Starts and runs with the subsystem. • Manual – (default) You start the service when you need it. 5. Click the Save button. Event Severity Levels Level Description Fatal Non-recoverable error or failure has occurred.
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DS300f G2 Series User Manual Working with the Event Viewer Working with the Event Viewer includes the following functions: Viewing Runtime Events To display Runtime Events: 1. Click the Administration tab. • "Viewing Runtime Events" on page 84 • "Saving Runtime Events" on page 84 • "Clearing Runtime Events" on page 84 The log of Runtime Events appears. Events are added to the top of the list.
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DS300f G2 Series User Manual Viewing NVRAM Events Monitoring Performance This screen displays a list of and information about the most important events over multiple subsystem startups. To display NVRAM events: Performance monitoring includes: 1. Click the Administration tab. • Monitoring I/O Performance (below) 2. Click the Events icon. • Monitoring PSU Wattage (page 86) 3. Click the NVRAM Events button. The log of NVRAM Events appears. Events are added to the top of the list.
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DS300f G2 Series User Manual 6. Click the Select Physical Drives button and check the boxes for the physical drives you want to see. • Total of all physical drives • Up to 8 individual physical drives 7. Under Port, choose the metric you want to see from the Measurement drop-down menu. • Bandwidth in MB/s • Maximum latency in ms • Average latency in ms • Minimum latency in ms • I/Os per second 8.
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DS300f G2 Series User Manual Managing Physical Drives Viewing Physical Drive Information To view physical drive information: Physical drive management includes: For physical disk troubleshooting, see "Physical Drive Problems" on page . 1. Click the Device tab. 2. Click the Physical Drive icon.
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DS300f G2 Series User Manual Making Individual Physical Drive Settings Advanced information for SAS physical drives includes: • Read Cache – Enabled or disabled • Port 1 SAS Address • Read Cache Support – Yes or No • Port 2 Negotiated Physical Drive Speed • Write Cache – Enabled or disabled • Port 2 SAS Address • Write Cache Support – Yes or No • Drive Temperature in ºC • Enable Read Look Ahead Support – Yes or No • Drive Reference Temperature in ºC 2. Click the Physical Drive icon.
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DS300f G2 Series User Manual Viewing Physical Drive SMART Log Information Saving the Physical Drive SMART Log To view physical drive SMART Log information: To save the physical drive SMART Log: 1. Click the Device tab. 1. Click the Device tab. 2. Click the Physical Drive icon. 2. Click the Physical Drive icon. 3. Click the physical drive you want, then click the View button. 3. Click the physical drive you want, then click the View button. 4. Click the SMART Log tab. 4. Click the SMART Log tab.
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DS300f G2 Series User Manual Forcing a Physical Drive Offline Clearing a Stale or a PFA Condition This feature applies only to physical drives assigned to disk arrays. This procedure is used to clear configuration data on a physical drive; or if the physical drive is stale or the has Caution Forcing a physical drive offline is likely to cause data loss. Back up your data before you proceed. Use this function only when required. errors putting it in PFA status.
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DS300f G2 Series User Manual Managing Disk Arrays For disk array troubleshooting, see "Disk Array and Logical Drive Problems" on page . Disk array management includes: • "Viewing a List of Disk Arrays" on page 91 • "Creating a Disk Array Manually" on page 92 • "Creating a Disk Array with the Wizard" on page 92 • "Deleting a Disk Array" on page 93 • "Making Disk Array Settings" on page 93 • "Running PDM on a Disk Array" on page 94 • • To view disk array information: 1. Click the Storage tab.
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DS300f G2 Series User Manual Disk Array Operational Status • Important All physical drives in an array must be the same media type, i.e. all HDD or all SDD. OK – This is the normal state of a logical drive. When a logical drive is Functional, it is ready for immediate use. For RAID Levels other than RAID 0 (Striping), the logical drive has full redundancy. • Synchronizing – This condition is temporary.
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DS300f G2 Series User Manual Deleting a Disk Array Making Disk Array Settings Caution To make disk array settings: If you delete a disk array, you also delete any logical drives that belong to it, along with the data in those logical drives. Back up any important data before deleting a disk array. This action requires Administrator or Super User privileges. 1. Click the Storage tab. 2. Click the Disk Array icon. The list of disk arrays appears. To delete a disk array: 3.
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DS300f G2 Series User Manual Running Media Patrol on a Disk Array Running PDM on a Disk Array Media Patrol is a routine maintenance procedure that checks the magnetic media on each disk drive. If Media Predictive Data Migration (PDM) is the migration of data from the suspect disk drive to a spare disk drive. Patrol encounters a critical error, it triggers PDM if PDM is enabled on the disk array. For more information, see "Media Patrol" on page 75. Also see"PDM" on page 76.
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DS300f G2 Series User Manual Preparing a Disk Array for Transport Performing a Manual Rebuild To perform a manual rebuild: This feature prepares the physical drives that make up the disk array to be removed from the enclosure and installed in a different location. To prepare a disk array for transport: 1. Click the Storage tab. 2. Click the Disk Array icon. The list of disk arrays appears. 3. Click the disk array you want, then click the Transport button. 4. Click the Confirm button.
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DS300f G2 Series User Manual Managing Logical Drives Logical drive management includes: • "Viewing a List of Logical Drives" on page 96 • "Viewing Logical Drive Information" on page 96 • "Viewing Logical Drive Statistics" on page 97 • "Viewing Logical Drive Check Tables" on page 97 • "Creating a Logical Drive Manually" on page 97 • "Deleting a Logical Drive" on page 98 • "Making Logical Drive Settings" on page 98 • Viewing Logical Drive Information To view logical drive information: 1.
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DS300f G2 Series User Manual Viewing Logical Drive Statistics To view logical drive statistics: 1. Click the Storage tab. 2. Click the Logical Drive icon. The list of logical drives appears. 3. Click the logical drive you want, then click the View button. 4. Click the Statistics tab. Logical Drive statistics display, including: 4. Choose an option: • All – All errors. The default choice. • Read Check – Read errors for this logical drive. • Write Check – Write errors for this logical drive.
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DS300f G2 Series User Manual 9. For each of the following items, accept the default or change the settings as required: Making Logical Drive Settings • Choose a Stripe size. 64 KB, 128 KB, 256 KB, 512 KB, and 1 MB are available. • Choose a Sector size. 512 B, 1 KB, 2 KB, and 4 KB are available. • Choose a Read (cache) Policy. Read Cache, Read Ahead, and No Cache are available. • Choose a Write (cache) Policy. Write Back and Write Through (Thru) are available. 3.
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DS300f G2 Series User Manual 3. Click the logical drive you want, then click the Locate button. 2. Click the Background Activities icon. The drive carrier status LEDs of the disk carriers making up the logical drive flash for one minute. The list of background activities appears. 3. Mouse-over Initialization and click the Stop, Pause, or Resume button.
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DS300f G2 Series User Manual Migrating a Logical Drive’s RAID Level Note When you add physical drives to a RAID 10 array, it becomes a RAID 1E array by default. If you are adding an even number of physical drives to a RAID 10 array and you want the target array to be RAID 10, you must specify RAID 10 under RAID level. The term “Migration” means either or both of the following: • Change the RAID level of a logical drive. • Expand the storage capacity of a logical drive.
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DS300f G2 Series User Manual 6. Click the Start button to begin the cloning process. Managing Spare Drives The cloning progress bar displays. Note the Target Logical Drive ID. Use this number to identify the LUN clone in the Logical Drive list. If you chose a redundant RAID level, the LUN clone is automatically synchronized after creation. After the LUN clone is created, you can manage it like any other logical drive.
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DS300f G2 Series User Manual Viewing Spare Drive Information 4. For each of the following items, accept the default or change the settings as required: • Check the Revertible box if you want a revertible spare drive. A revertible spare drive returns to its spare drive assignment after you replace the failed physical drive in the disk array and run the Transition function. 1. Click the Storage tab. • Global – Can be used by any disk array 2. Click the Spare Drive icon.
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DS300f G2 Series User Manual Locating a Spare Drive Running a Transition on a Spare Drive Spare drives are located in the same way as individual physical drives. Transition is the process of replacing a revertible spare drive that is currently part of a disk array with an To locate a spare drive: unconfigured physical drive or a non-revertible spare. You must specify an unconfigured physical drive of the 1. Click the Storage tab.
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DS300f G2 Series User Manual Managing Initiators Initiator management includes: • "Viewing a List of Initiators" on page 104 • "Adding an FC Initiator" on page 104 • "Deleting an FC Initiator" on page 104 • "Adding an iSCSI Initiator" on page 105 Viewing a List of Initiators The ASUS DS300f G2’s initiator list displays initiators available for mapping to a LUN or logical drive. You must add initiators to the ASUS DS300f G2’s initiator list to make them available for mapping to a LUN.
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DS300f G2 Series User Manual Adding an iSCSI Initiator To add an iSCSI initiator to the list: 1. Click the Storage tab. Managing LUNs LUN management includes: • "Viewing a List of LUN Maps" on page 105 • "LUN Mapping and Masking" on page 105 • "Adding a LUN Map" on page 106 • "Editing a LUN Map" on page 106 An iSCSI initiator name is the iSCSI name of the initiator device, composed of a single text string. • "Enabling and Disabling LUN Masking" on page Example: iqn.1991-05.com.
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DS300f G2 Series User Manual Adding a LUN Map For FC systems or iSCSI systems, you can set up an Initiator LUN map. A maximum of 256 logical drives can be mapped to an FC initiator or an iSCSI initiator. To assign a LUN to an initiator, add the initiator first. See "Adding an FC Initiator" on page 104 or "Adding an iSCSI Initiator" on page 105. LUN masking must be enabled in order to map a LUN. See “Enabling and Disabling LUN Masking” on page 107. To add a LUN map: 1. Click the Storage tab. 2.
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DS300f G2 Series User Manual Deleting a LUN Map Deleting a LUN map prevents the initiator from accessing the LUN while LUN masking is enabled. To delete a LUN map: Managing Fibre Channel Connections Fibre Channel management includes: • "Viewing FC Node Information" on page 107 • "Viewing FC Port Information" on page 107 • "Making FC Port Settings" on page 108 • "Viewing FC Port Statistics" on page 108 3. Click the LUN map you want, then click the Delete button.
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DS300f G2 Series User Manual Note Port information includes: • FC Port ID - FC port number • WWPN - Worldwide Port Name • Location - Controller ID number • Fabric WWNN • Identifier - (hexadecimal) • Fabric WWPN • State - Link status • Current Speed • Topology Attached - • Link Type - • Alias WWPN - • Hard ALPA - • WWNN - World Wide Node Name In some cases, HBA settings to N-Port only work if connected to the switch. Refer to your HBA manual for more information.
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DS300f G2 Series User Manual Viewing a List of FC Logged-in Devices Managing iSCSI Connections Logged-in devices refers to all Fibre Channel devices currently logged into the ASUS DS300f G2.
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DS300f G2 Series User Manual Viewing a List of iSCSI Targets Viewing iSCSI Target Information A target is a logical device on the ASUS DS300f G2 subsystem. The default target exposes all logical drives and To view information about a target: is associated with all portals on the subsystem. 1. Click the Device tab. To view a list of iSCSI targets: 2. Click the iSCSI Management icon. 1. Click the Device tab. 3. Click the Target tab. 2. Click the iSCSI Management icon. 4.
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DS300f G2 Series User Manual Making iSCSI Target Settings To make target settings: 1. Click the Device tab. 2. Click the iSCSI Management icon. 3. Click the Target tab. 4. Click the target you want, then click the Settings button. 5. Make settings changes are required: • Alias • Enable Header Digest • Enable Data Digest • Enable Uni-directional CHAP Authentication • Enable Bi-directional CHAP Authentication • Enable NOP-In 6. Click the Submit button.
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DS300f G2 Series User Manual To add a portal: 1. Click the Device tab. 2. Click the iSCSI Management icon. 3. Click the Portal tab. 4. Click the Create Portal button. 5. Make your choices and inputs as required: • Choose an Association type from the option list. The choices are PHY or Trunk, • If you are creating a PHY association, choose • Controller ID (1 or 2) from the drop-down menu. • Choose a Port ID (1 to 4) from the drop-down menu.
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DS300f G2 Series User Manual Viewing iSCSI Port Information Viewing a List of iSCSI Trunks To view information about a port: A trunk is the aggregation of two or more iSCSI ports to increase bandwidth. 1. Click the Device tab. To view a list of trunks: 2. Click the iSCSI Management icon. 1. Click the Device tab. 3. Click the Port tab. 2. Click the iSCSI Management icon. 4. Click the port you want, then click the View button. 3. Click the Trunk tab.
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DS300f G2 Series User Manual 6. Click the Submit button. The new trunk is added to the list. Specify the trunk when your create a portal. See "Adding iSCSI Portals" Making iSCSI Trunk Settings Viewing a List of iSCSI Sessions To view a list of iSCSI sessions: 1. Click the Device tab. 2. Click the iSCSI Management icon. 3. Click the Session tab. To make trunk settings: iSCSI session information includes: 1. Click the Device tab.
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DS300f G2 Series User Manual Viewing iSCSI iSNS Information Information includes: • Session ID – ID number of the session • Portal ID – ID number of the portal • Status – Active or inactive • Keep Alive – Enabled or disabled • Target Alias • Target Name – iSCSI qualified name (iqn) • Initiator Name – iSCSI qualified name (iqn) • Initiator IP – IP address of the initiator • Portal IP – IP address of the portal • Device Access Control – Enabled or disabled • Device Type – Initiator or t
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DS300f G2 Series User Manual Viewing a List of iSCSI CHAPs Making iSCSI CHAP Settings To view a list of iSCSI CHAPs: When you change CHAP settings, you must change the secret. You cannot change the type (peer or local). 1. Click the Device tab. To make iSCSI CHAP settings: 2. Click the iSCSI Management icon. 1. Click the Device tab. 3. Click the CHAP tab. 2. Click the iSCSI Management icon. CHAP information includes: 4. Click the CHAP you want, then click the Settings button.
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DS300f G2 Series User Manual Pinging a Host or Server on the iSCSI Network This function enables you to ping other network nodes through any one of the ASUS DS300f G2’s iSCSI ports. To ping a host or server on the network: 1. Click the Device tab. 2. Click the iSCSI Management icon. 3. Click the Ping tab. 4. Type the IP address of the host or server into the IP Address field. 5. Choose the port Type from the drop-down menu.
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DS300f G2 Series User Manual Chapter 5: Management with the CLU This chapter covers the following topics: • "Working with Software Management (CLU)" on page 163 • "Managing the Subsystem (CLU)" on page 122 • "Flashing through TFTP" on page 166 • "Managing the RAID Controllers (CLU)" on page 124 • "Viewing Flash Image Information (CLU)" on page 166 • "Managing the Enclosure (CLU)" on page 126 • "Clearing Statistics (CLU)" on page 167 • "Managing Disk Arrays (CLU)" on page 132 • "Restoring
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DS300f G2 Series User Manual Initial Connection Making an initial connection includes the following functions: Then do the following actions: 1. Change your terminal emulation program settings to match the following specifications: • Bits per second: 115200 • Data bits: 8 • "Making a Serial Connection" on page 119 • Parity: None • "Making a SSH Connection" on page 120 • Stop bits: 1 • "Logging Into the CLI" on page 120 • Flow control: none • "Accessing Online Help" on page 121 2.
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DS300f G2 Series User Manual Making a SSH Connection Logging Into the CLI A Secure Shell (SSH) connection requires a network connection between the Host PC and the Management 1. At the Login prompt, type the user name and press Enter. (Ethernet) port on the ASUS DS300f G2 controller. See above,Management port on the RAID controller. Windows PCs require you to install a SSH application on the PC. The default user name is administrator. 2. At the Password prompt, type the password and press Enter.
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DS300f G2 Series User Manual Quick Setup – A sequence of four steps to setup system date and time, Management port, and RAID configuration. Accessing Online Help See "Setting-up ASUS DS300f G2 with the CLU" on page . Subsystem Management – Subsystem settings, Controller settings, statistics, lock/unlock the subsystem, set date and time, Enclosure settings, FRUs and Topology.
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DS300f G2 Series User Manual Managing the Subsystem (CLU) Subsystem Management includes the following functions: • "Making Subsystem Settings (CLU)" on page 122 • "Locking or Unlocking the Subsystem (CLU)" on page 122 • "Setting Subsystem Date and Time (CLU)" on page 123 • "Making NTP Settings (CLU)" on page 123 • "Synchronizing with a NTP Server (CLU)" on page 123 Making Subsystem Settings (CLU) An alias is optional. To set an Alias for this subsystem: 1.
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DS300f G2 Series User Manual Releasing the Lock 1. From the Main Menu, highlight Subsystem Management and press Enter. 3. Highlight NTP Settings and press Enter. 4. Make the following settings as required: 2. Highlight Lock Management and press Enter. • Highlight NTP Service and press the spacebar to toggle between Enabled and Disabled. 3. Highlight Unlock and press Enter. • Highlight Time Server (1), Time Server (2), or Time Server (3) and type a server name. Example: 0.us.pool.ntp.
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DS300f G2 Series User Manual Managing the RAID Controllers (CLU) RAID controller management includes the following functions: • "Viewing Controller Information (CLU)" on page 124 • "Making Controller Settings (CLU)" on page 124 • "Locating the Controller (CLU)" on page 125 Viewing Controller Information (CLU) Controller Management includes information, settings and statistics. To access Controller Management: 1. From the Main Menu, highlight Subsystem Management and press Enter. 2.
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DS300f G2 Series User Manual • Highlight Host Cache Flushing and press the spacebar to toggle between Enable and Disable. For more information, see "Host Cache Flushing" on page . Locating the Controller (CLU) • Highlight Cache Flush Interval and press the backspace key to erase the current value. Type a new interval value. The range is 1 to 12 seconds. For more information, see "Cache Policy" on page .
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DS300f G2 Series User Manual Managing the Enclosure (CLU) Enclosure Management includes the following functions: • "Viewing the Enclosures Summary (CLU)" on page 126 • "Viewing Enclosure Information (CLU)" on page 126 • "Making Enclosur e Settings (CLU)" on page 126 • "Viewing Power Supply Status (CLU)" on page 127 • "Locating a Power Supply (CLU)" on page 127 • "Viewing Cooling Unit Status (CLU)" on page 127 • "Viewing Temperature Sensor Status (CLU)" on page 127 • "Viewing Voltage Sensor S
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DS300f G2 Series User Manual Viewing FRU VPD Information (CLU) FRU VPD refers to Vital Product Data (VPD) information about Field Replaceable Units (FRU) in the enclosure. The number and type of FRU depends on the subsystem model. To view FRU VPD information: 5. Highlight Locate Power Supply and press Enter. The LED on the selected power supply blinks for one minute. Viewing Cooling Unit Status (CLU) 1. From the Main Menu, highlight Subsystem Management and press Enter.
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DS300f G2 Series User Manual 4. Highlight Voltage Sensors and press Enter. If any voltage is outside the Healthy Threshold values, there is a voltage malfunction in the enclosure. See "Diagnosing an Enclosure Problem" on page . Reconditioning a Battery (CLU) To recondition the subsystem battery: 1. From the Main Menu, highlight Subsystem Management and press Enter. Viewing Battery Information (CLU) 2. Highlight Enclosure Management and press Enter.
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DS300f G2 Series User Manual Physical Drive Management (CLU) Viewing Enclosure Topology (CLU) This feature displays the connection topology of the ASUS DS300f G2 subsystem. Topology refers to the manner in which the data paths among the enclosures are connected.
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DS300f G2 Series User Manual • Highlight DMA Mode and press the spacebar to toggle through UDMA 0 to 6 and MDMA 0 to 2. For SAS drives: Viewing Physical Drive Statistics (CLU) • Highlight Write Cache and press the spacebar to toggle between Enabled and Disabled. • Highlight Read Look Ahead Cache and press the spacebar to toggle between Enabled and Disabled. To view the statistics for the selected physical drive: • Highlight CmdQueuing and press the spacebar to toggle between Enabled and Disabled.
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DS300f G2 Series User Manual on page 135. After rebuilding, the drive shows Stale. Run Clear Stale then run Clear PFA. If the physical drive with a PFA error is a spare, you must delete the drive as a spare, then Clear PFA is available. After you clear a PFA error, watch for another PFA error to appear. If it does, replace the physical drive. Forcing a Physical Drive Offline (CLU) This function enables you to force an online physical drive to go Offline.
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DS300f G2 Series User Manual Managing Disk Arrays (CLU) Disk Array Management includes the following functions: “Creating a Disk Array – Advanced” Creating a Disk Array – Automatic (CLU) • Viewing a List of Disk Arrays (page 132) To create a disk array using the Automatic feature: • Creating a Disk Array (page 132) 1. From the Main Menu, highlight Disk Array Management and press Enter. • Deleting a Disk Array (page 134) 2. Highlight Create New Array and press Enter.
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DS300f G2 Series User Manual • File Server • Video Stream • Transaction Data • Transaction Log • Other Step 1 – Disk Array Creation 1. If you want to specify an alias to the disk array, highlight Alias and type a name. Maximum of 32 characters. Use letters, numbers, space between words and underscore. 7. Press Control-A to save your settings and move to the next screen. 2. Choose whether to enable Media Patrol, PDM, and Power Management. 8.
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DS300f G2 Series User Manual Step 3 – Summary Review logical drives you are about to create for your new array. Then do one of the following actions: 4. Press Control-A to save your settings. Notes • If you agree with the logical drives as specified, highlight Complete Disk Array Creation and press Enter. • If you specified less than the full capacity for the logical drive in the previous screen, and you want to add You can also enable or disable Media Patrol for the entire RAID system.
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DS300f G2 Series User Manual Accepting an Incomplete Array (CLU) Preparing the Disk Array for Transport (CLU) This condition is the result of a missing physical drive. See “Incomplete Array” on page 215 before you use this To run the Transport function on a disk array: function. 1. From the Main Menu, highlight Disk Array Management and press Enter. To accept an incomplete array: 2. Highlight the disk array you want and press Enter. 1.
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DS300f G2 Series User Manual Running PDM on a Disk Array (CLU) Predictive Data Migration (PDM) migrates data from the suspect physical drive to a spare drive before the physical drive fails. Before you can run PDM, you must have a replacement or target physical drive of adequate capacity for your disk array. To run PDM on a disk array: 1. From the Main Menu, highlight Disk Array Management and press Enter. 2. Highlight the disk array you want and press Enter. 4. Highlight Transition and press Enter.
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DS300f G2 Series User Manual Managing Spare Drives (CLU) Spare Drive Management includes the following functions: • "Viewing a list of Spare Drives (CLU)" on page 137 • "Creating a Spare Drive (CLU)" on page 137 • "Making Spare Drive Settings (CLU)" on page 137 • "Running Spare Check (CLU)" on page 138 • "Deleting a Spare Drive (CLU)" on page 138 Viewing a list of Spare Drives (CLU) To view a list of spare drives: 4. Highlight Revertible and press the spacebar to toggle between Yes and No.
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DS300f G2 Series User Manual Running Spare Check (CLU) To run Spare Check: 1. From the Main Menu, highlight Spare Drive Management and press Enter. Managing Logical Drives (CLU) Logical drive management includes: • "Creating a Logical Drive (CLU)" on page 138 • "Deleting a Logical Drive (CLU)" on page 139 2. Highlight the spare drive you want to check and press Enter. • "Viewing the Logical Drive Check Table (CLU)" on page 139 3. Highlight Start Spare Check and press Enter.
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DS300f G2 Series User Manual 6. Highlight the following parameters and press the spacebar to toggle though the available choices: • Stripe size – Press the spacebar to choose: 64 KB, 128 KB, 256 KB, 512 KB, or 1 MB. • Sector size – Press the spacebar to choose: 512 B; 1 KB, 2 KB, or 4 KB. • Write Policy – Press spacebar to choose: Write Back or Write Through. • Read Policy – Press spacebar to choose: No Cache, Read Cache, or Read Ahead Cache. 7.
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DS300f G2 Series User Manual Making Logical Drive Settings (CLU) new value. 5. Highlight Start and press Enter. To make Logical Drive settings: 1. From the Main Menu, highlight Logical Drive Management and press Enter. 2. Highlight the logical drive you want and press Enter. 3. For the following items, accept the existing setting choose a new one: • Highlight Alias and type an alias into the field provided. • Maximum of 32 characters. Use letters, numbers, space between words and underscore.
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DS300f G2 Series User Manual 3. Highlight Locate Logical Drive and press Enter. 10. Highlight Save Logical Drive and press Enter. The drive carrier status LEDs flash for one minute. The screen returns to Disk Array Migration Logical Drives. Figure 5 - 6: Drive carrier status LED At this point, if you have other logical drives in the same disk array, you can choose them for migration at the same time. Drive Status LED Power/Activity LED 11. Highlight Complete Disk Array Migration and press Enter. 12.
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DS300f G2 Series User Manual 9. Highlight Start and press enter to begin the cloning process. 10. Press any key to continue. 11. Press Y to confirm LUN clone creation. The cloning progress bar displays. Note the Target Logical Drive ID. Use this number to identify the LUN clone in the Logical Drive list. If you chose a redundant RAID level, the LUN clone is automatically synchronized after creation. After the LUN clone is created, you can manage it like any other logical drive.
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DS300f G2 Series User Manual 5. Highlight each of the following and press the backspace key to erase the current value, then type the new value. Managing Fibre Channel Connections (CLU) • IP Address • Subnet Mask • Default Gateway IP Address • DNS Server IP Address • "Viewing Node Information (CLU)" on page 143 6. Press Control-A to save your settings.
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DS300f G2 Series User Manual Viewing Fibre Channel Logged-in Devices (CLU) Example 1: If you connect the ASUS DS300f G2 to a Fibre Channel switch and choose NL‑Port topology, you create a Public Loop attached topology. To view a list of logged-in devices: Example 2: If you have a Point to Point attached topology, you made a direct connection (no switch) and chose 1. From the Main Menu, highlight Fibre Channel Management and press Enter. N-port topology. 2.
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DS300f G2 Series User Manual Viewing Fibre Channel Port Statistics (CLU) • LossSyncCount – Number of times a loss of sync has occurred since last reset. • PrimitiveSeqErrorCount – An ordered set transmitted repeatedly and used to establish and maintain a link. To view port statistics: LR, LRR, NOS, and OLS are primitive sequences used to establish an active link in a connection between 1. From the Main Menu, highlight Fibre Channel Management and press Enter. two N_Ports or an N_Port and an F_Port.
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DS300f G2 Series User Manual Managing iSCSI Connections (CLU) Viewing a List of iSCSI Targets (CLU) A target is a logical drive on the ASUS DS300f G2 subsystem.
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DS300f G2 Series User Manual Viewing iSCSI Target Information (CLU) Making iSCSI Target Settings (CLU) To view information for an iSCSI target: To make target settings: 1. From the Main Menu, highlight iSCSI Management and press Enter. 1. From the Main Menu, highlight iSCSI Management and press Enter. 2. Highlight iSCSI Targets and press Enter. 2. Highlight iSCSI Targets and press Enter. The list of iSCSI Targets displays. The list of iSCSI Targets displays. 3.
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DS300f G2 Series User Manual Viewing a List of iSCSI Ports (CLU) Making iSCSI Port Settings (CLU) An iSCSI port is the physical iSCSI connection on the ASUS DS300f G2. There are four iSCSI ports on each RAID To make port settings: controller for a total of eight per subsystem. To view a list of iSCSI ports: 1. From the Main Menu, highlight iSCSI Management and press Enter. 2. Highlight iSCSI Ports and press Enter. The list of ports appears with controller and port numbers.
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DS300f G2 Series User Manual Viewing iSCSI Portal Information (CLU) To view information for an iSCSI target port: 1. From the Main Menu, highlight iSCSI Management and press Enter. 2. Highlight iSCSI Portals and press Enter. The list of portals appears. 3. Highlight the port you want to see and press Enter. The portal information screen displays. Information includes: • PortalID – Portal number. Starts at 0. • TcpPort – TCP port number. 3260 is the default and recommended number.
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DS300f G2 Series User Manual • VlanTag – VLAN tag number (1 to 4094) for portals associated with a VLAN • TrunkId – Trunk ID number (1 to 8) for portals associated with a trunk. 6. Highlight Save Settings and press Enter. 7. Press Y to acknowledge possible interruption of iSCSI services. 8. Press Y again to confirm the changes. 9. Highlight Return to Previous Menu and press Enter to return to the portal list. Deleting iSCSI Portals (CLU) To delete an iSCSI portal: 1.
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DS300f G2 Series User Manual Viewing iSCSI Session Information (CLU) Viewing iSCSI iSNS Information (CLU) To view a list of iSCSI sessions: Internet Storage Name Service (iSNS) is a protocol used to facilitate the automated discovery, management, 1. From the Main Menu, highlight iSCSI Management and press Enter. and configuration of iSCSI and Fibre Channel devices on a TCP/IP network. 2. Highlight iSCSI Sessions and press Enter. To view iSNS information: 3.
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DS300f G2 Series User Manual Viewing a List of iSCSI CHAPs (CLU) Making iSCSI CHAP Settings (CLU) Challenge Handshake Authentication Protocol (CHAP) is an authentication mechanism used to authenticate When you change CHAP settings, you must change the secret. You cannot change the type (peer or local). iSCSI sessions between initiators and targets. To make iSCSI CHAP settings: To view a list of iSCSI CHAPs: 1. From the Main Menu, highlight iSCSI Management and press Enter. 1.
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DS300f G2 Series User Manual • Highlight Ping Through Controller ID and choose a controller (1 or 2) • Highlight Master Port and type the port number you want (1 to 4). • Highlight Ping Through Port ID and choose a port number (1 to 4) • Highlight Slave Ports and type the port number you want. For multiple ports, separate the numbers with a comma. To change a value, highlight the item, press Backspace to delete the current value and type a new value. 4. Highlight Ping and press Enter.
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DS300f G2 Series User Manual Managing Background Activity (CLU) Background activity refers to any of several functions that take place in the background while normal operation of the ASUS DS300f G2 continues. Background activities work in conjunction with disk arrays and logical drives. See Managing Disk Arrays (CLU) and Managing Logical Drives (CLU) for more information about how and when to use background activities. Making Background Activity Settings (CLU) 1.
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DS300f G2 Series User Manual Working with the Event Viewer (CLU) Working with the Event Viewer includes the following functions: • "Viewing Runtime Events (CLU)" on page 155 • "Clearing Runtime Events (CLU)" on page 155 • "Viewing NVRAM Events (CLU)" on page 155 • "Clearing NVRAM Events (CLU)" on page 155 The Event Viewer displays log of subsystem events. Events are classified as: • Clearing Runtime Events (CLU) To clear the Runtime Event log: 1.
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DS300f G2 Series User Manual Working with LUN Mapping (CLU) LUN Mapping includes the following functions: • "Enabling LUN Mapping (CLU)" on page 156 • "Viewing a List of Initiators (CLU)" on page 156 • "Adding an Initiator (CLU)" on page 156 • "Viewing a List of LUN Maps (CLU)" on page 157 • "Adding a LUN Map (CLU)" on page 157 • "Editing a LUN Map (CLU)" on page 158 • "Deleting a LUN Map (CLU)" on page 158 • "Changing the Active LUN Mapping Type (CLU)" on page 158 Enabling LUN Mapping (CLU
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DS300f G2 Series User Manual Deleting an Initiator (CLU) 1. From the Main Menu, highlight Additional Info and Management and press Enter. 2. Highlight LUN Mapping and press Enter. Caution If you delete an initiator, you delete the LUN map associated with that initiator. Verify that the LUN map is no longer needed before deleting the initiator 3. Do the following actions: • Highlight LUN Mapping: Initiators and press Enter. Then highlight an initiator and press Enter. A list of logical drives displays.
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DS300f G2 Series User Manual Mapping a LUN to an iSCSI Initiator or Target To delete a LUN map: To map a LUN to an iSCSI initiator or target: 1. From the Main Menu, highlight Additional Info and Management and press Enter. 1. From the Main Menu, highlight Additional Info and Management and press Enter. 2. Highlight LUN Mapping and press Enter. 2. Highlight LUN Mapping and press Enter. 3. Do one of the following actions: 3.
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DS300f G2 Series User Manual Managing UPS Units (CLU) Making UPS Settings (CLU) These settings control how the ASUS DS300f G2 subsystem detects the UPS unit and responds to data reported Uninterruptible Power Supply (UPS) Management includes the following functions: by the UPS unit. • "Viewing a List of UPS Units (CLU)" on page 159 To make UPS settings: • "Making UPS Settings (CLU)" on page 159 1. From the Main Menu, highlight Additional Info and Management and press Enter.
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DS300f G2 Series User Manual Viewing UPS Information (CLU) To view information about a specific UPS unit: 1. From the Main Menu, highlight Additional Info and Management and press Enter.
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DS300f G2 Series User Manual Important 5. Highlight Privilege and press the space bar to toggle though the options. If a user is logged-in when his account is disabled, the user is immediately logged-out. See the Table on the next page. 6. Press Control-A to save the user.
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DS300f G2 Series User Manual Changing Your Own Password (CLU) Each user can change their own password. To change your password: 1. From the Main Menu, highlight Additional Info and Management and press Enter. 2. Highlight User Management and press Enter. 3. Highlight your name and press Enter. 4. Highlight Change Password... and press Enter. 5. Highlight Old Password and type your current password. 6. Highlight New Password and type a new password. Maximum 31 characters.
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DS300f G2 Series User Manual Working with Software Management (CLU) Software Management includes the following functions: To start, stop or restart the Email service, highlight Start, Stop or Restart and press Enter. Making SLP Settings (CLU) • "Making Email Settings (CLU)" on page 163 By default, SLP service is set to Automatic and its normal status is Started. • "Making SLP Settings (CLU)" on page 163 To make SLP service settings: • "Making Web Server Settings (CLU)" on page 163 1.
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DS300f G2 Series User Manual Making Telnet Settings (CLU) Making SNMP Settings (CLU) By default, Telnet service is set to Manual and its normal status is Stopped. By default, Simple Network Management Protocol (SNMP) service is set to Automatic and its normal status is To make Telnet service settings: Started. 1. From the Main Menu, highlight Additional Info and Management and press Enter. To make SNMP service settings: 2. Highlight Software Management and press Enter. 1.
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DS300f G2 Series User Manual Making Netsend Settings (CLU) Adding a Trap Sink To add a trap sink: 1. From the Main Menu, highlight Additional Info and Management and press Enter. By default, Netsend service is set to Manual and its normal status is Stopped. 2. Highlight Software Management and press Enter. To make Netsend service settings: 3. Highlight SNMP and press Enter. 1. From the Main Menu, highlight Additional Info and Management and press Enter. 4. Highlight Trap Sinks and press Enter. 2.
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DS300f G2 Series User Manual 6. Type the recipient’s IP address into the field provided. 7. Highlight Message Event Severity Filter and press the spacebar to change severity levels. The selected level and all higher severity levels of severity are reported. See the Table below. 8. Press Control-A to save your settings. Event Severity Levels Level Description Fatal Non-recoverable error or failure has occurred. Critical Action is needed now and the implications of the condition are serious.
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DS300f G2 Series User Manual Clearing Statistics (CLU) Restoring Factory Defaults (CLU) This function clears the statistical counts for the RAID controller, Fibre Channel ports, iSCSI ports, physical This function restores the factory default settings to the firmware and software items you select. drives, and logical drives. To clear statistics: 1. From the Main Menu, highlight Additional Info and Management and press Enter. 2. Highlight Clear Statistics and press Enter. 3.
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DS300f G2 Series User Manual Shutting Down the Subsystem (CLU) There are two methods for shutting down the subsystem. Choose one of the following procedures: • "Shutting down the ASUS DS300f G2 – Telnet Connection" on page 168 • "Shutting down the ASUS DS300f G2 – Serial Connection" on page 168 Shutting down the ASUS DS300f G2 – Telnet Connection This function shuts down the ASUS DS300f G2 subsystem on a Telnet connection. Additional action is required, as described below.
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DS300f G2 Series User Manual 5. Highlight Submit and press Enter. Starting Up After Shutdown A warning message appears. 6. Press Y to continue. There are two methods for shutting down the subsystem. Choose one of the following procedures: 7. The subsystem will then turn off the system power one after another.
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DS300f G2 Series User Manual Starting up the ASUS DS300f G2 – Serial Connection Restarting the Subsystem Important If you have a JBOD Expansion, always power on the JBOD subsystems first. Then power on the RAID subsystem. To start the RAID subsystem: 1. Manually turn on the system by pressing the power button on the front left side 2. Wait about two minutes There are two methods for restarting the subsystem.
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DS300f G2 Series User Manual Restarting ASUS DS300f G2 – SSH Connection Buzzer To restart the RAID subsystem: 1. From the Main Menu, highlight Additional Info and Management and press Enter. Making Buzzer Settings 2. Highlight Shutdown or Restart and press Enter. 3. Highlight Option and press the spacebar to display Restart. 4. Highlight Submit and press Enter. A warning message appears. 5. Press Y to continue. 6. Close your SSH session.
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DS300f G2 Series User Manual Chapter 6: Maintenance Updating the Subsystem Firmware This chapter covers the following topics: This procedure applies to ASUS DS300f G2 RAID subsystems and ASUS DS300f G2 JBOD expansion units • "Updating the Subsystem Firmware" on page 172 managed by a ASUS DS300f G2 RAID subsystem.
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DS300f G2 Series User Manual 6. Click the Next button. The next screen shows the Flash Image (firmware image file) Version Number and Build Date. 7. Click the Submit button. 8. In the Confirmation box, type the word “confirm” in the field provided and click the Confirm button. Updating with the CLU Download the latest firmware image file from ASUS Storage support: http://www.ASUS Storage.com/support/ and save it to your Host PC or TFTP server.
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DS300f G2 Series User Manual Automatic Restart If you chose the Disruptive Flash Method, the RAID subsystem and JBOD expansion units automatically restart. That action temporarily disrupts I/O operations and drops your CLU connection. The controller status LED blinks green in half-second intervals. 2. Wait until the controller activity LED stops blinking green and starts blinking amber. After the screen goes blank, wait about two minutes, then re-establish your Telnet connection to the CLU.
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DS300f G2 Series User Manual restart. No reconnect is required. Updating Physical Drive Firmware Failed Update If the firmware update fails, the controller status LED displays red. See ASUS DS300f G2 controller LEDs, ASUS DS300f G2 controller LEDs 1. Remove the USB flash device. 2. Insert the USB flash device into a USB port on your PC. 3. Go to the OPAX_xxxxxx folder to obtain the report and log. Possible causes for an update failure include: • Less than 50 MB free space on the USB flash device.
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DS300f G2 Series User Manual Restarting a Subsystem This function shuts down the subsystem and then restarts it. Important Do NOT turn off the power supply switches on the RAID subsystem or JBOD expansion units. To restart the subsystem: 1. Click the Administration tab. 2. Click the Subsystem Information icon. 3. Click the Shutdown/Restart button. 4. Click the Restart button. 5. Type the word “confirm” in the field provided. 6. Click the Confirm button.
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DS300f G2 Series User Manual Replacing a Power Supply The power supply and its fans are replaced as one unit. There are no individually serviceable parts. No tools are required for this procedure. Installing a New Power Supplyt To install the power supply: 1. Carefully slide the power supply into the enclosure. 2. Turn the set screw clockwise to tighten, DO NOT over tighten. Removing the Old Power Supply 3. Plug in the power cord. To remove the power supply: 5.
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DS300f G2 Series User Manual Replacing a Cooling Unit Figure 6 - 5: Cooling Unit LED indicates a problem with the fan A failed Cooling Unit on the ASUS DS300f G2 or DS300j G2 can be hot swapped if the other cooling unit is functioning properly (indicated by a green Fan Status LED). Follow the instructions below to replace a problem Cooling Unit. Important In the event of a Cooling Unit failure, DO NOT remove the failed unit until there is a replacement available and on hand.
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DS300f G2 Series User Manual Replacing a Cache Backup Battery Figure 6 - 6: Number 2 Cooling Unit with Cache Backup Battery (BBU) LED indicating battery failure The cache backup battery, also called a Battery Backup Unit (BBU) powers the cache to preserve data that has not been written the physical drives. The battery is attached to the top of the Cooling Unit assembly. Each Cooling unit has one battery. To replace a backup battery, swap out the Cooling Unit with the BBU that needs replacement.
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DS300f G2 Series User Manual Replacing a RAID Controller – Dual Controllers The RAID controller monitors and manages the logical drives. When the RAID controller is replaced, all of your logical drive data and configurations remain intact because logical drive information is stored on the physical Figure 6 - 4: RAID controller release handle and pull out Squeeze controller handle release between thumb and finger drives. Important Do not replace the RAID controller based on LED colors alone.
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DS300f G2 Series User Manual Replacing a RAID Controller – Single Controller Installing the New Controller To install the new RAID controller: 1. Carefully slide the RAID controller into the enclosure. 2. Gently swing the handle in and press the handle until it locks. The RAID controller monitors and manages the logical drives. When the RAID controller is replaced, all of your 3. Reconnect all cables that were attached to the RAID controller.
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DS300f G2 Series User Manual Removing the Old Controller To remove the RAID controller: 1. Shutdown the ASUS DS300f G2. 2. Disconnect all attached cables from the RAID controller, • Fibre Channel cables • Management port cables • iSCSI cables • Serial cable • SAS expansion cables • UPS control cable 3. On the controller handle, squeeze the release tab and pull the handle outward. See RAID controller release handle and pull out, RAID controller release handle and pull out 4.
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DS300f G2 Series User Manual Chapter 7: Technology Background Disk Arrays This chapter covers the following topics: Disk array technology includes: • "Disk Arrays" on page 183 • • "Logical Drives" on page 184 • "Spare Drives" on page 193 • "RAID Controllers" on page 194 • "iSCSI Management" on page 197 • "Internet Protocols" on page 200 "Media Patrol" on page 183 Media Patrol Media Patrol is a routine maintenance procedure that checks the magnetic media on each disk drive.
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DS300f G2 Series User Manual PDM Predictive Data Migration (PDM) is the migration of data from the suspect phyical drive to a spare drive, similar to rebuilding a logical drive. But unlike Rebuilding, PDM constantly monitors your physical drives and automatically copies your data to a spare drive before the physical drive fails and your logical drive goes Critical.
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DS300f G2 Series User Manual RAID 0 logical drives on ASUS DS300f G2 consist of one or more physical drives.
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DS300f G2 Series User Manual Advantages • Imaging applications • Database servers • High Read data transaction rate • General fileserver • Medium Write data transaction rate • Good aggregate transfer rate • Most versatile RAID level RAID 3 - Block Stripe and Dedicated Parity RAID 3 organizes block data across multiple physical drives and parity data on a dedicated drive.
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DS300f G2 Series User Manual Mirror + Stripe combines both of the RAID 1 and RAID 0 logical drive types. RAID 10 can increase performance by reading and writing data in parallel or striping, and duplicating the data, or mirroring. ASUS Storage implements RAID 10 by creating a data stripe over one pair of disk drives, then mirroring the stripe over a second pair of disk drives.
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DS300f G2 Series User Manual Advantages the RAID 50 logical drive going offline.
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DS300f G2 Series User Manual RAID 60 Logical Drive On ASUS DS300f G2, RAID level migration is performed on the disk array but it applies to the logical drives. No. of Drives No. of Axles Drives per Axle 8 9 10 11 12 2 2 2 2 2 3 2 3 2 3 2 3 2 3 4 4,4 4,5 5,5 5,6 6,6 4,4,4 6,7 4,4,5 7,7 4,5,5 7,8 5,5,5 8,8 5,5,6 4,4,4,4 13 14 15 16 No. of Drives 17 18 19 20 No. of Axles Drives per Axle Migration does not disturb your data. You can access the data while the migration is in progress.
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DS300f G2 Series User Manual RAID 5 RAID 6 RAID 10 RAID 50 RAID 60 3 physical drives minimum, 32 maximum. RAID 0 must have less than 16 physical drives. If existing physical drives have no unused space, add 1 or more physical drives. 4 physical drives minimum, 32 maximum. If existing physical drives have no unused space, add 1 or more physical drives. 4 physical drives minimum. Even number of physical drives. If existing physical drives have no unused space, add 1 or more physical drives.
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DS300f G2 Series User Manual RAID 60 8 physical drives minimum, 32 per axle maximum. If existing physical drives have no unused space, add 1 or more physical drives. RAID 6 A RAID 6 Source logical drive can migrate to the following Target logical drives: Target Requirements RAID 6 RAID 60 Add physical drives. 32 maximum. 8 physical drives minimum, 32 per axle maximum. If existing physical drives have no unused space, add 1 or more physical drives. RAID 6 32 physical drives maximum.
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DS300f G2 Series User Manual Stripe Size Preferred Controller ID Stripe Size, also called “Stripe Block Size,” refers to the size of the data blocks written to, and read from, the When you create a logical drive using the Advanced method of disk array creation, you can specify the Preferred physical drives. Stripe Size is specified when you create a logical drive. You can choose Stripe Size directly when you use the Wizard Advanced Configuration function to create a logical drive.
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DS300f G2 Series User Manual Spare Drives Spare drive technology includes: • "Definition" on page 193 • "Options" on page 193 • "Requirements" on page 193 • "Transition" on page 193 Definition A spare drive is a physical drive that you designate to automatically replace the failed physical drive in a disk array.
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DS300f G2 Series User Manual data from the revertible spare drive. See the example on the following pages. Example RAID Controllers RAID controller technology includes; Following is an example to explain the Transition function. • "LUN Affinity" on page 194 In the example above, there is a four-drive RAID 5 disk array and a global spare drive. Physical drives 1, 2, 3, • "ALUA" on page 194 and 4 belong to the disk array. Physical drive 5 remains unconfigured.
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DS300f G2 Series User Manual • Set the redundancy type to Active-Active. See "Making Subsystem Settings (CLU)" on page . • Enable LUN Affinity and ALUA. See "Making Controller Settings (CLU)" on page . For more information, see "Appendix C: Multipathing on Linux" on page . Cache Policy As it is used with ASUS DS300f G2, the term cache refers to any of several kinds of high-speed, volatile memory that hold data moving from your computer to the physical drives or vice-versa.
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DS300f G2 Series User Manual loss. • Advanced Battery Flash Backup This feature uses power from the BBU to save the write cache used for the RAID controller to NAND flash memory. When the write chache data backup is complete, the remaining BBU ceases to supply power for the write cache and the remaining battery capacity is conserved. This in effect, indefinitely extends the period of write loss protection beyond the required 72 hours typical for most BBU setups.
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DS300f G2 Series User Manual iSCSI Management iSCSI management uses the following terms: iSCSI on a VLAN ASUS DS300f G2 supports up to 32 iSCSI portals. Each iSCSI portal can belong to a different VLAN for a maximum of 32 VLANs. • "iSCSI on a VLAN" on page 197 • "Initiator" on page 198 • "Target" on page 198 • "Portal" on page 198 • "Port" on page 199 • "Trunk" on page 199 • "Session" on page 199 • "iSNS" on page 199 See "iSCSI Storage Area Network (SAN)" on page .
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DS300f G2 Series User Manual Initiator Header and data digests work best with initiators equipped with a TOE. Refer to your iSCSI HBA. For more information, see your iSCSI HBA user documentation. An initiator functions as the client, in this case, your host PC or server. The initiator makes requests to and receives responses from an iSCSI target on the ASUS DS300f G2 RAID subsystem. Each initiator has a unique iSCSI qualified name (IQN).
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DS300f G2 Series User Manual Port iSNS A port is the physical point of connection between the ASUS DS300f G2 and the iSCSI network. There are four Internet Storage Name Service (iSNS) is a protocol that facilitates automated discovery, management, and ports on each RAID controller for a total of eight on a system with dual controllers. When you create a portal, you specify one port. There are two options for each iSCSI port: • Jumbo Frame – Enables jumbo frame support on the port.
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DS300f G2 Series User Manual Internet Protocols ASUS DS300f G2 supports the IPv4 and IPv6 protocols. Protocol Addresses IPv4 32-bits 4.3 x 109 IPv6 128-bits 3.4 x 1038 200 Example 10.0.0.
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DS300f G2 Series User Manual Chapter 8: Troubleshooting ASUS DS300f G2 is Beeping This chapter contains the following topics: ASUS DS300f G2’s alarm has five different patterns. • ASUS DS300f G2 is Beeping (below) When you first power-up the ASUS DS300f G2, it beeps twice to show normal operation. • LEDs Display Amber or Red (page 202) The audible alarm sounds at other times to inform you that the ASUS DS300f G2 needs attention.
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DS300f G2 Series User Manual LEDs Display Amber or Red Figure 8 - 1: Front panel LEDs right side Power LEDs are used on ASUS DS300f G2’s: • Front Panel LEDs (page 202) • Drive Carrier LEDs (page 203) • Back Panel LEDs (page 203) Global Enclosure Status Global RAID Status Front Panel LEDs Controller 1 Activity When the power is switched on, the LEDs on the front of the ASUS DS300f G2 light up.
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DS300f G2 Series User Manual Drive Carrier LEDs Back Panel LEDs The ASUS DS300f G2 spins up the disk drives sequentially to equalize power draw during start-up. After a few These LEDs give the status of the field replaceable units: moments: • RAID controller • The Power/Activity LED displays blue when a physical drive is present.
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DS300f G2 Series User Manual Figure 8 - 4: ASUS DS300f G2 controller LEDs Controller LED Behavior When boot-up is finished and the ASUS DS300f G2 subsystem is functioning normally, the Controller status LED displays green continuously; the Management port LEDs display green or flash depending on your network connection; the FC, iSCSI, and SAS Expansion LEDs display green or flash during port activity.
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DS300f G2 Series User Manual LED FC ports (one LED above each port) Description Green Amber Status dark dark off on off blinking slowly Wake-up failure monitor off blinking rapidly Failure to POST off flashing on off Failure while functioning on on Failure while functioning on 2 rapid blinks Normal, link up, 2 Gb/s on 3 rapid blinks Normal, link up, 4 Gb/s on 4 rapid blinks Normal, link up, 8 Gb/s blinking slowly off blinking slowly blinking slowly Offoffline for downloa
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DS300f G2 Series User Manual Checking Component Installation To check a component’s installation, remove the component, then reinstall the component in its original location. In most cases, this action fixes a bad connection and allows ASUS DS300f G2 to detect the component. If this action does not correct the problem, replace the unit.
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DS300f G2 Series User Manual Viewing NVRAM Events This screen displays a list of and information about 63 most important events over multiple subsystem startups. To display NVRAM events: At this point, you can highlight the Degraded array and press Enter to see more information. See below. Disk Array ID: 1 Physical Capacity: 189.06GB OperationalStatus : Degraded MaxContiguousCapacity: 11.18GB FreeCapacity: 179.68 GB ConfigurableCapacity: 179.
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DS300f G2 Series User Manual ASUS Storage Management Reports a Problem ASUS Storage Management reports these conditions in the header and all four tabs. Header Storage Tab • Disk Arrays • Logical Drives Administration Tab The Header displays popup messages, per your configuration. Events icon. Event Severity Levels Level Fatal Description Non-recoverable error or failure has occurred. Dashboard Tab Critical Action is needed now and the implications of the condition are serious.
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DS300f G2 Series User Manual USB Support Reports a Problem Enclosure Problems This procedure requires a USB flash device: Enclosure Problems include: • Formatted to FAT 32 • "Diagnosing an Enclosure Problem" on page 209 • At least 50 MB of free space • "Power Supplies" on page 210 • "Batteries" on page 210 Caution Verify that there is no firmware image file on the USB flash device. If a firmware image file is present, the RAID controller might attempt a firmware update.
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DS300f G2 Series User Manual Overheating Power Supplies Overheating is a potentially serious condition because the excessively high temperatures can lead to physical ASUS DS300f G2 subsystems are equipped with redundant power supplies. The advantage of N+1 power drive failure and controller malfunction. Overheating usually results from inadequate air circulation around the enclosure Inadequate Air Circulation Air circulation around the ASUS DS300f G2 enclosure might be a more complex problem.
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DS300f G2 Series User Manual RAID Controller Problems RAID controller problems include: Internal Checks If all external checks are OK, take the following actions: 1. Shut down the ASUS DS300f G2. 2. Remove one of the RAID controllers. • "Maintenance Mode" on page 211 • "Finding and Correcting the Cause of the Problem" on page 211 • "Taking a RAID Controller out of Maintenance Mode" on page 211 3. Restart the ASUS DS300f G2. • "Unsaved Data in the Controller Cache" on page 212 4.
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DS300f G2 Series User Manual Serial Connection To clear maintenance mode using a serial connection: 1. Change your terminal emulation program settings to match the following specifications: • Bits per second: 115200 • Data bits: 8 • Parity: None • Stop bits: 1 • Flow control: none 2. Start your PC’s terminal VT100 or ANSI emulation program. 3. Press Enter once to launch the CLI. The login screen appears. The following steps show the default Administrator user name and password.
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DS300f G2 Series User Manual Physical Drive Problems Disk Array and Logical Drive Problems Physical drives are the foundation of data storage. A physical drive problem can affect your entire RAID system. Disk array and logical drive problems include: When a yellow ! • "Disk Array Degraded / Logical Drive Critical" on page 213 1. Click the Device tab. • "Disk Array Offline / Logical Drive Offline" on page 214 2. Click the Physical Drive icon.
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DS300f G2 Series User Manual • • Storage tab Disk Array and Logical Drive are marked Critical with a yellow ! icon. • Degraded with a yellow ! • Critical with a yellow ! icon when ONE physical drive is offline. icon when TWO physical drives are offline. RAID 0 logical drives show Offline status and a red X icon. If there is no spare drive or unconfigured drive in the RAID system, you must provide the replacement drive. See “Installing Physical Drives” on page 16.
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DS300f G2 Series User Manual Rebuilding a Disk Array ASUS Storage Management displays an incomplete array. When ASUS Storage Management discovers an incomplete array, it displays a dialog box asking you to: When you rebuild a disk array, you are actually rebuilding the data on one physical drive. • Click the OK button to accept the incomplete array.
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DS300f G2 Series User Manual Connection Problems Connection problems include: • "Serial Connections" on page 216 • "Network Connections" on page 216 • "SAS Connections" on page 217 • "Browser Does Not Connect to ASUS Storage Management" on page Connection problems cause a majority of failures in almost any electrical system.
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DS300f G2 Series User Manual Fibre Channel Connections When there is a connection failure, use ASUS Storage Management to verify that ASUS DS300f G2 sees the initiators. See “Viewing a List of FC Initiators on the Fabric” . If ASUS DS300f G2 sees some initiators but not the one you want, the problem is most likely elsewhere in the loop or fabric.
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DS300f G2 Series User Manual Power Cycling the Subsystem Event Notification Response To power cycle a RAID subsystem means to: When you choose Event Notification, ASUS Storage Management sends popup and/or email messages regarding • Shut down its status. The messages you see depend on your notification selection and what is currently happening in the • Turn off the power ASUS DS300f G2.
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DS300f G2 Series User Manual Reported Event Corrective Action Battery Battery is inserted Battery charging has failed Battery reconditioning has started Battery reconditioning has been terminated No action is required. Replace the battery. No action is required. Replace the battery. The write policy of writeback logical drive switched from writeback to writethru Check the event log to see whether battery is reconditioning.
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DS300f G2 Series User Manual Controller was placed on reset during Fail Over processing Partner Controller was placed on reset during Fail Over processing Controller was reset as it was not able to join the running partner controller The controller has reset because it encountered a firmware problem Controller temperature is above the warning threshold The controller temperature is above controller critical threshold Controller temperature is within the normal range CRC CRC error is detected while receiving
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DS300f G2 Series User Manual Host interface controller has received a “clear task set” command. Host interface controller has received a “LUN reset” command.
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DS300f G2 Series User Manual Online capacity expansion has stopped If this action was not intentional, check the logical drive’s status. Check the physical drive check table after OCE is finished. Reduce system load on the ASUS DS300f G2. Online capacity expansion has encountered a physical disk error Online capacity expansion is aborted due to an internal error. No action is required.
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DS300f G2 Series User Manual PSU fan or blower is inserted PSU fan or blower is functioning normally PSU fan or blower is NOT installed PSU fan status is unknown. RAID Level Migration RAID level migration is started RAID migration is in progress RAID level migration is completed RAID level migration is paused RAID level migration is resumed RAID level migration is stopped RAID level migration has encountered a physical disk error No action is required. Check fans or blowers.
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DS300f G2 Series User Manual Synchronization is completed Synchronization is paused Synchronization is resumed Synchronization is stopped Synchronization is aborted due to an internal error.
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DS300f G2 Series User Manual Chapter 9: Support Frequently Asked Questions This chapter contains the following topics: Physical Drives • "Frequently Asked Questions" on page 225 • "Contacting Technical Support" on page 228 • "Returning the Product For Repair" on page 230 What kind of disk drives can I use with ASUS DS300f G2? ASUS DS300f G2 supports: • 3.5-inch and 2.
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DS300f G2 Series User Manual Can ASUS DS300f G2 run using just one power supply? The ASUS DS300f G2 must use at least two power supplies. ASUS DS300f G2 must use at least TWO power supplies. What happens if a fan fails? If the system reports a fan malfunction, contact Technical Support (see ASUS Storage Technical Support provides several support options for ASUS Storage users to access information and updates.
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DS300f G2 Series User Manual Creating a Disk Array or Logical Drive Why can’t I see all RAID Levels in RAID Level drop-down menu? The selection of RAID Levels shown depends on number of physical drives available to the controller. For example, if there are only two physical drives, then you cannot see RAID 10, which requires four physical drives or RAID 50 that requires at least six. See "RAID Levels" on page .
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DS300f G2 Series User Manual Contacting Technical Support Technical Support (E-Support): https://support.ASUS Storage.com ASUS Storage Technical Support provides several support options for ASUS Storage users to access information Austria and updates. We encourage you to use one of our electronic services, which provide product information updates for the most efficient service and support. ASUS Storage E-Support: https://support.ASUS Storage.com ASUS Storage web site: http://www.ASUS Storage.
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DS300f G2 Series User Manual Norway ITF Hong Kong Technical Support (E-Support): https://support.ASUS Storage.com Technical Support (E-Support): https://support.ASUS Storage.com Web site: http://www.ASUS Storage.com// Web site: http://www.ASUS Storage.com// Belguim Singapore Technical Support (E-Support): https://support.ASUS Storage.com Technical Support (E-Support): https://support.ASUS Storage.com Web site: http://www.ASUS Storage.com// Web site: http://www.ASUS Storage.
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DS300f G2 Series User Manual Limited Warranty ASUS Storage Technology, Inc. (“ASUS Storage”) warrants that this product, from the time of the delivery of the product to the original end user: a) all components, except the cache backup battery, for a period of three (3) years; ASUS Storage does not warrant that any product is free from errors or that it will interface without problems with your computer system.
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DS300f G2 Series User Manual • Daytime phone number • Description of the problem • Copy of the original purchase invoice The technician helps you determine whether the product requires repair. If the product needs repair, the technician issues an RMA (Return Merchandise Authorization) number. Important Obtain an RMA number from Technical Support before you return the product and write the RMA number on the label. The RMA number is essential for tracking your product and providing the proper service.
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DS300f G2 Series User Manual Appendix A: Useful Information SNMP MIB Files The appendix covers the following topics: ASUS Storage supplies two MIB files to integrate the ASUS DS300f G2 subsystem into your SNMP system. These • SNMP MIB Files (below) files are in the SNMP folder on the Software CD. • Adding a Second RAID Controller The MIB files are: • Installing a Second RAID Controller • FCMGMT-MID.mib • ISCSI-MIB.mib • raidv4.
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DS300f G2 Series User Manual Adding a Second RAID Controller Installing a Second RAID Controller If your ASUS DS300f G2 subsystem shipped with one RAID controller, you can add a second RAID controller. To install a second RAID controller in your ASUS DS300f G2 subsystem: The second controller must have: 1. Shut down the subsystem. • The same firmware version as the currently installed controller 2. Remove the blank cover from the right RAID controller slot.
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DS300f G2 Series User Manual • LUN Affinity – If you choose Active-Active redundancy. See “Making Controller Settings” on page 86 or page 216. Note The ASUS DS300f G2 subsystem boots its RAID controllers sequentially. With a second controller installed, your subsystem takes about a minute longer to boot. This condition is normal. Dual Controllers and SATA Drives If your ASUS DS300f G2 subsystem has SATA disk drives installed, you must install a SAS-to-SATA adapter on each of the SATA drives.
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DS300f G2 Series User Manual Appendix B: Multipathing on Windows The appendix covers the following topics: • Before You Begin • Installing PerfectPath • Verifying Installation • Running Perfect Path View • Monitoring Your LUNs and Paths • Features and Settings • Troubleshooting • Updating PerfectPath • Repairing PerfectPath • Removing PerfectPath PerfectPath is a multipathing software designed for use with ASUS Storage ASUS DS300f G2 RAID subsystem products and includes: • GUI – Graphi
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DS300f G2 Series User Manual Installing PerfectPath Verifying Installation To install the PerfectPath software: Before you can verify PerfectPath installation: 1. Download the PerfectPath installer file from ASUS Storage support: • Your Host PC must have multiple data-path connections to the ASUS DS300f G2 subsystem. • The ASUS DS300f G2 must be fully booted. 2. Double-click the PerfectPath.exe installer file to start the installer. • The ASUS DS300f G2 must have at least one logical drive. 3.
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DS300f G2 Series User Manual Device Manager To verify PerfectPath installation in the Device Manager: 1. From the Windows desktop, right-click the Computer icon and choose Manage from the drop-down menu. 2. In the Server Management tree, click the + icon beside Diagnostics. 3. Under Diagnostics, click the Device Manager. 4. In the Device Manager window, click Disk drives. 5. Under Disk drives, look for “ASUS Storage ASUS DS300f G2 Multi-Path Disk Device” in the Disk drives list.
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DS300f G2 Series User Manual Monitoring Your LUNs and Paths Monitoring your LUNs and Paths includes these functions: Viewing Path Properties To view Path properties: 1. Click a Path in Tree View.
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DS300f G2 Series User Manual See also: See also: • “Viewing Path Performance Statistics” • “Load Balance Policy” • “Automatic Load Balancing for Failover Policy” • “Load Balance Policy” Viewing Path Performance Statistics • “Path Verification” • “PDO Removal” To view performance statistics for a Path: • “Refreshing the Objects” 1. Click a Path in Tree View. Clearing Path Statistics 2. Click the Performance tab.
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DS300f G2 Series User Manual Features and Settings Features and Settings include the following functions: • Viewing LUN Properties • Viewing LUN Performance Statistics • Load Balance Policy Load Balance Policy • Automatic Load Balancing for Failover Policy • Load Balance Policy • Path Verification • PDO Removal • Performance Tab Refresh Rate • Round Robin Count primary path. I/Os follow the active path until it fails, then they change to next available path.
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DS300f G2 Series User Manual 2. Click the option button for one of the Load Policies. 1. Do one of the following actions: • Failover Policy • Click the Advanced Settings • Round Robin Policy • From the Operations menu, choose Advanced Settings. • Round Robin with Subset Policy • Least Queue Depth Policy 3. Click the Next button. The Path Selection tab displays. 4. Take the action appropriate for your policy selection. • For Round Robin and Least Queue Depth, no action is required.
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DS300f G2 Series User Manual 2. Click the arrows or type a new value in the PDO Remove Period field to change the interval. 120 seconds is the ASUS Storage-recommended default value. 3. Click the Apply button. Changing the Round Robin Count To change Round Robin Count settings: 1. Do one of the following actions: 4. Click the OK button in the confirmation box. The new setting takes effect immediately. See also Path Verification. From the Operations menu, choose Settings 10 I/Os is the default value. 4.
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DS300f G2 Series User Manual Troubleshooting Viewing System Information To view System information and settings, do one of the following actions: • From the System menu, choose System Information. • Click the System Information icon. The System Information dialog box displays.
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DS300f G2 Series User Manual Updating PerfectPath Repairing PerfectPath To update your PerfectPath software to the latest version: To implement this procedure, you must use the same PerfectPath.exe installer file that you used to install the 1. Download the new PerfectPath installation file from ASUS Storage support: http://www.ASUS Storage.com/support/ and save the installation file to your Windows desktop. 2. Manually remove the current PerfectPath installation.
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DS300f G2 Series User Manual Removing PerfectPath Preferred Method This procedure uses the uninstaller included with PerfectPath. To remove the PerfectPath software: 1. From the Start menu, choose All Programs > PerfectPath > Uninstall PerfectPath. 2. In the Welcome screen, click the Next button. 3. In the Program Maintenance screen, choose the Remove option, then click the Next button. 4. In the Remove the Program screen, click the Remove button. 5. In the Completed screen, click the Finish button. 6.
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DS300f G2 Series User Manual Appendix C: Multipathing on Linux Before You Begin The appendix covers the following topics: Before you can set up multipathing on your Linux Host PC, you must: • Before You Begin • Install your Fibre Channel or SAS HBA card into the Host PC. • Task 1: Meeting Package Requirements • Install the HBA card drivers onto the Host PC • Task 2: Preparing the Configuration File • Setup your ASUS DS300f G2, install your physical drives and create your logical drives.
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DS300f G2 Series User Manual Task 1: Meeting Package Requirements 1. Open a terminal window. 2. Type the following command and press Enter: # rpm -ivh device-mapper-multipath-0.4.7-8.el5.i386.rpm The latest device mapper and multipath packages must be loaded onto your Linux host before configuring Device Mapper Multipath (DM-MP). When this document was written, the current versions were: • For RHEL 5.3 • device-mapper-1.02.28-2.el5 • device-mapper-multipath-0.4.7-23.el5 For RHEL 5.
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DS300f G2 Series User Manual Verifying Packages – SuSE To verify that the required packages are installed on the host, do the following actions: 1. Open a terminal window. 2. Type the following command and press Enter: # rpm -qa | grep device-mapper If the required package is present, the system returns the following line. SLES 10 SP2: device-mapper-1.02.13-6.14 SLES 10 SP3: device-mapper-1.02.13-6.14 SLES 11: device-mapper-1.02.27-8.6 SLES 11 SP1: device-mapper-1.02.27-8.17.
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DS300f G2 Series User Manual devices { device { vendor “ASUS Storage” product “DS300f G2” path_grouping_policy multibus getuid_callout path_checker path_selector hardware_handler failback rr_weight rr_min_io no_path_retry features product_blacklist } “/sbin/scsi_id -g -u -s /block/%n” readsector0 “round-robin 0” “0” immediate uniform 100 20 “1 queue_if_no_path” “DS300f G2 V-LUN” } 5.
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DS300f G2 Series User Manual Verifying the Modules are Loaded To verify that the DM-MP modules are loaded: 1. Open a terminal window. 2. Verify that the multipath module is loaded. # lsmod | grep dm_multipath If the module is loaded, the system returns: dm_multipath 215770 (or a similar message) 3. Verify that the device mapper module is loaded. # lsmod | grep dm_mod If the module is loaded, the system returns: dm_mod 56537 8 dm_snapshot...
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DS300f G2 Series User Manual Task 5: Setting-up ALUA rpm -ivh scsi_dh_alua_ASUS DS300f G2-1-1.x86_64.rpm 7. Check the multipath configuration. Multipath -ll (multipath -v4) ASUS DS300f G2 supports Asymmetric Logical Unit Access (ALUA) on the latest Linux distributions: • RedHat Linux RHEL 5.4 • RedHat Linux RHEL 5.5 • SuSE Linux SLES 10 SP3 • SuSE Linux SLES 11 • SuSE Linux SLES 11 SP1 ASUS Storage provides RPM packages and multipath.conf files for ALUA.
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DS300f G2 Series User Manual #> uname -a 2. Do one of the following actions: • Remove the currently installed multipath tool. rpm -ev multipath-tools Install the appropriate new multipath-tool RPM package. #> rpm -ivh multipath-ASUS Storage-suse11-0.4.8-1.x86_64.rpm 3. Copy the ASUS Storage-supplied multipath.conf file to the /etc directory. #> cp multipath.conf-ASUS DS300f G2-alua-sles11 /etc multipath.conf 4. Check the multipath configuration.
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DS300f G2 Series User Manual 1. Copy the ASUS Storage-supplied multipath.conf file to the /etc directory. #> cp multipath.conf.alua-sles11sp1 /etc multipath.conf 2. Check the multipath configuration. chkconfig multipathd on chkconfig multipathd (shows the status of multipathd) 3. Reboot the ASUS DS300f G2. 4. Check the multipath configuration. Multipath -ll (multipath -v4) Fibre Channel HBA to ASUS DS300f G2 RPM Packages and Documents for Linux MPIO ASUS Storage provides RPM packages and multipath.
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DS300f G2 Series User Manual RHEL-5.4 RHEL-5.5 Linux MPIO: Known Issues package scsi_dh_alua_ASUS DS300f G2Dual -1-1.src.rpm ALUA multipath.conf-ASUS DS300f G2-alua-rhel5-4 How to Configure MPIO RHEL 5.4.doc normal multipath.conf-ASUS DS300f G2-normal-rhel5-4 Issue OS Description packages scsi_dh_alua_ASUS DS300f G2Dual- 2-1.src.rpm 1 SLES 11 GMC OS multipath with SAS interface makes kernel panic. ALUA multipath.conf.alua-rhel5.5 How to Configure MPIO RHEL 5.5.
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DS300f G2 Series User Manual Sample multipath.conf File With a Fibre Channel switch, a dev_loss_tmo value set too small can result in loss of the path during failover/ failback. Linux maintains the rports dev_loss_tmo value in the /sys/class/fc_remote_port/rport-xxxx/dev_loss_tmo file. The Fibre Channel HBA driver sets this value at loading time.
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