[Linux-cluster] CLVM/GFS2 distributed locking
swhiteho at redhat.com
Tue Jan 3 09:52:27 UTC 2012
On Fri, 2011-12-30 at 19:30 +0000, yvette hirth wrote:
> Digimer wrote:
> > For GFS2, one of the easiest performance wins is to set
> > 'noatime,nodiratime' in the mount options to avoid requiring locks to
> > update the access times on files when you only read them.
> i've found that "noatime" implies "nodiratime", so both are not needed -
> unless GFS/GFS2 behaves differently than other fs's wrt this attribute.
> if so, that would be good to know for certain.
> see here: http://lwn.net/Articles/245002/
> the article didn't specify the filesystem...
Earlier GFS did have different atime code, but GFS2 uses the same code
as all other filesystems, so the behaviour should also be the same,
More information about the Linux-cluster