Veritas™ File System 5.0.1 Administrator's Guide

VxFS performance:
creating, mounting, and
tuning file systems
This chapter includes the following topics:
■ Creating a VxFS file system
■ Mounting a VxFS file system
■ Tuning the VxFS file system
■ Monitoring free space
■ Tuning I/O
Creating a VxFS file system
When you create a file system with the mkfs command, you can select the following
characteristics:
■ Block size
■ Intent log size
Block size
The unit of allocation in VxFS is a block. Unlike some other UNIX file systems,
VxFS does not make use of block fragments for allocation because storage is
allocated in extents that consist of one or more blocks.
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