[Ocfs2-users] Unstable Cluster Node

[Randy Ramsdell]

rain c wrote:
> Hi,
>
> thanks very much for your answer.
> My problem is, that I connot really use kernel 2.6.22, because I also need the openVZ patch which is not available in a stable version for 2.6.22. Is there a way to backport ocfs2-Retry-if-it-returns-EAGAIN to 2.6.18?
>
> Further I wonder why only one (and always the same) of my nodes is so unstable. Are you sure that it cannot be any other problem?
>
> Thanks very much,
> - Rainer
>
>   
>
> This was fixed in 2.6.23, and there's a version of the patch backported
>  to
> 2.6.22:
>
> http://www.kernel.org/pub/linux/kernel/people/mfasheh/ocfs2/backports/2.6.22.14/broken-out/0006-ocfs2-Retry-sendpage-if-it-returns-EAGAIN.patch
>
>
> Unfortunately, It doesn't look like the patch would apply to 2.6.18
>  without
> some work.
>
>
> Can you upgrade to the latest stable 2.6.23 kernel? If you do, take the
> time to apply the other patches in our 2.6.23 backports:
>
> http://www.kernel.org/pub/linux/kernel/people/mfasheh/ocfs2/backports/2.6.23.7/
>     --Mark
>
> --
> Mark Fasheh
> Senior Software Developer, Oracle
> mark.fasheh at oracle.com
>
>
>
> Hi,
>
> thanks very much for your answer.
> My problem is, that I connot really use kernel 2.6.22, because I also need the openVZ patch which is not available in a stable version for 2.6.22. Is there a way to backport ocfs2-Retry-if-it-returns-EAGAIN to 2.6.18?
>
> Further I wonder why only one (and always the same) of my nodes is so unstable. Are you sure that it cannot be any other problem?
>
> Thanks very much,
> - Rainer
>
>   
And this is the MAIN reason driver upgrades should never be  tied to a 
kernel upgrade. I will never understand why vendors and developers force 
a complete kernel OS upgrade for a simple driver. It makes absolutely 
zero sense.