All 5.2 versions have this problem. --Russell
On Mon, Dec 1, 2008 at 11:03 AM, Akemi Yagi <[EMAIL PROTECTED]> wrote: > On Mon, Dec 1, 2008 at 10:32 AM, Russell Miller <[EMAIL PROTECTED]> > wrote: > > Hi, I was hoping someone would have an idea of what's going on here... > > > > We have two NFS issues. One of which is certainly centos based, one of > > which we're not sure of. > > > > First issue is: As of Centos 5, we can't make simultaneous access to a > > directory via NFS. To duplicate, I cd into a share in two windows, copy > a > > 1G file in the first window, and just do an ls in the other. The ls will > > hang until the write is done. > > > > Turning off apic seems to help a little, but there's still a very > > significant hang. > > > > This problem is not apparent in centos 4.x, even when mounting to the > same > > NFS server. > > > > The other problem is - we're seeing tremendous slowdowns when going > through > > an Acopia NFS virtualization server. These slowdowns got much more > severe > > when we moved to Centos 5.2. If we connect to the NFS appliance > directly, > > these slowdowns don't exist. > > > > Has anyone seen problems like this? How did you solve them? > > What is the version of your kernel? There are (used to be) known > issues with NFS in certain versions of the CentOS-5 kernels. > > Akemi > _______________________________________________ > CentOS mailing list > CentOS@centos.org > http://lists.centos.org/mailman/listinfo/centos >
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