VERITAS File System 4.1 Administrator's Guide

VERITAS File System Quick Reference
Veritas File System Quick Reference
Appendix A 189
mount [-F vxfs] [generic_options] [-r] [-o specific_options] \special
mount_point
vxfs The file system type.
generic_options Options common to most other file system types.
specific_options Options specific to VxFS.
-o ckpt=ckpt_name Mounts a VERITAS Storage Checkpoint.
-o cluster Mounts a file system in shared mode. Available only with the VxFS cluster
file system feature.
special Block special device.
mount_point Directory on which to mount the file system.
-r Mounts the file system as read-only.
Mount Options
The mount command has numerous options to tailor a file system for various functions and
environments. Some specific_options are listed below.
• Security feature
If security is important, use blkclear to ensure that deleted files are completely erased
before the space is reused.
• Support for large files
If you specify the largefiles option, you can create files larger than two gigabytes on the
file system. The default option is largefiles.
• Support for cluster file systems
If you specify the cluster option, the file system is mounted in shared mode. Cluster file
systems depend on several other VERITAS products that must be correctly configured
before a complete clustering environment is enabled.
• Using Storage Checkpoints
The ckpt=checkpoint_name option mounts a Storage Checkpoint of a mounted file
system that was previously created by the fsckptadm command.
• Using databases
If you are using databases with VxFS and if you have installed a license key for the
VERITAS Quick I/O for Databases feature, the mount command enables Quick I/O by
default (the same as specifying the qio option). The noqio option disables Quick I/O. If you