[Linux-cluster] gfs perfomance tuning

[Rob Nevins]

Gordan Bobic wrote:
> You may find that mounting the gfs file system with "noatime" option 
> helps a bit.
I like the idea of adding in noatime to our gfs share, but with three 
nodes running, what would be the proper way to add in "noatime" to 
fstab, unmount and remount.  Can it be one node at a time?  Or, should I 
unmount the gfs from all nodes, update and remount?

-Rob