Hi Bent, Have you tried the latest bz321111 kernel from Johnny? > <http://people.centos.org/hughesjr/kernel/5/> > > I have kind of lost faith in RH kernels as far as NFS performance is > concerned - and yes, I know that the bz321111 issue is supposedly > solved in 5.2 but until we can positively confirm that ourselves I > ain't letting it near our production servers Yes I did, however now that you mention it, when i did first time i had two issues one of performance that i am not getting the required performance in terms of bandwidth, and by applying the standard RHEL4 kernel network parameters that did fix it, now i am left with that scalability issue regards Walid -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos/attachments/20080613/f37b1f40/attachment-0005.html>