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The noatime Linux mount option can be specified when the file system is mounted, which disables atime updates on that file system.

Usage

mount BlockDevice MountPoint -o noatime

BlockDevice: Specifies the block device where the GFS2 file system resides.
MountPoint: Specifies the directory where the GFS2 file system should be mounted.

Example

In this example, the GFS2 file system resides on the /dev/vg01/lvol0 and is mounted on directory /mygfs2 with atime updates turned off.

mount /dev/vg01/lvol0 /mygfs2 -o noatime