Andreas Korn schrieb:
> I had a newly install box with RH-7.3 and the XFS installer disk running
> as nfs-server (NFS3). The kernel was the precompiled kernel from the
> installer (2.4.18-4SGI_XFS_1.1). The disks had xfs filesystem. The nfs
> server would occasionally hang for some time (several minutes) and
> sometimes recover. During this time the kupdated process used all
> available CPU time and the nfsd processes had been put to sleep (or
> maybe deadlocked). Everything else was ok. After this I ran bonnie on
> some NFS mounts and I would hang shortly after all buffers on the server
> were used up. bonnie exited with an I/O error. The server showed the
> same behavior but never recovered. I had hangs with lokally mounted
> nfs, too.
> After switching to kernel 2.4.19-rc1 with the appropriate xfs-patch all
> was well again. On another box with plain 2.4.18 + xfs-1.1 the problem
> also didn't occur. Only with the kernel from the installer.
There is a new RedHat kernel in the errata with NFS fixes, maybe this
one would run okay. Unfortunately AFAIK nobody has XFS enabled it yet.
> This is only intended as a warning for all who may want to use similar
> Do not meddle in the affairs of wizards,
> for they are subtle and quick to anger!