noatimenoatime Linux mount option can be specified when the file system is mounted, which disables atime updates on that file system.
mount BlockDevice MountPoint -o noatime
BlockDeviceMountPoint/dev/vg01/lvol0 and is mounted on directory /mygfs2 with atime updates turned off.
mount /dev/vg01/lvol0 /mygfs2 -o noatime