[CentOS] NFS issues

Thu Sep 4 14:35:14 UTC 2008
Akemi Yagi <amyagi at gmail.com>

On Wed, Aug 13, 2008 at 9:27 AM, Matthew Kent <matt at bravenet.com> wrote:

> This is the exact problem we were having here. Rebooting is the only
> solution.
> And as already mentioned further down the thread it was attributed to
> this https://bugzilla.redhat.com/show_bug.cgi?id=453094
> My solution was to extract the patch from the upstream kernel in
> http://people.redhat.com/dzickus/el5/103.el5/src/
> called
> linux-2.6-fs-lockd-nlmsvc_lookup_host-called-with-f_sema-held.patch
> and reroll the latest centosplus kernel srpm with it. Servers have been
> fine for 6 days running this kernel.
> As much as I hate carrying custom kernel rpms this is a showstopper for
> us, and it looks like it won't make in until 5.3.
> Personally given the limited scope of the patch and apparent
> unwillingness of redhat to include it in an update I'd advocate CentOS
> carrying it as a custom patch.
> Here's my srpm if anyone wants it,
> http://magoazul.com/tmp/kernel-2.6.18-
> the only change is the patch for this issue. Everything builds cleanly
> via mock.
> --
> Matthew Kent \ SA \ bravenet.com

CentOS developer, Tru, compiled a patched version of regular kernel
and is offering it at:


Also, the fix will be in the upcoming kernel-2.6.18-92.1.13.el5
according to the bugzilla referred to above.