Suspending Activity On A File System - Red Hat GLOBAL FILE SYSTEM 4.5 Manual

gfs_tool gettune MountPoint
MountPoint
Specifies the directory where the GFS file system is mounted.
Changing the
atime_quantum
gfs_tool settune MountPoint atime_quantum Seconds
MountPoint
Specifies the directory where the GFS file system is mounted.
Seconds
Specifies the update period in seconds.
Examples
In this example, all GFS tunable parameters for the file system on the mount point
displayed.
gfs_tool gettune /gfs1
In this example, the
atime
system on mount point
gfs_tool settune /gfs1 atime_quantum 86400

10. Suspending Activity on a File System

You can suspend write activity to a file system by using the
Suspending write activity allows hardware-based device snapshots to be used to capture the file
system in a consistent state. The
Usage
Start Suspension
Parameter Value
update period is set to once a day (86,400 seconds) for the GFS file
.
/gfs1
gfs_tool unfreeze
Suspending Activity on a File System
gfs_tool freeze
command ends the suspension.
are
/gfs1
command.
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