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Re: [Linux-cluster] Node hang



On Thu, Feb 17, 2005 at 02:43:59PM -0500, Manuel Bujan wrote:

> We are mounting our GFS partition using the noatime option, and quotas has 
> been disabled in order to improve performance. The aplications currently 
> running are "postfix, apache, and Courier/Imap".

Do these applications make heavy use of fcntl() locks?  If so, that can
cause a big performance hit and you might see if they can use flock()
instead which is faster on gfs.

-- 
Dave Teigland  <teigland redhat com>


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