Re: 2.6.28.9: EXT3/NFS inodes corruption

From: Sylvain Rochet
Date: Thu Aug 06 2009 - 09:16:05 EST


Hi,


On Wed, Aug 05, 2009 at 12:56:19AM +0200, Jan Kara wrote:
>
> Thanks for testing. So you seem to be really stressting the path where
> creation of new files / directories fails (probably due to group quota).

Yes, there are 29 groups over quota on a total of 4499. Those are mainly
spammed websites and therefore quite stressed due to the amount of tries
to add new "data".


> I have one idea what could cause your filesystem corruption, although
> it's a wild guess... Please try attached oneliner.

Running since yesterday.


> Also your corruption reminded me that Al Viro has been fixing problems
> where we could cache one inode twice when a filesystem was mounted over NFS
> and that could also lead to a filesystem corruption. So I'm adding him to
> CC just in case he has some idea. BTW Al, what do you think about the
> problem I describe in the attached patch? I'm not sure if it can cause some
> real problems but in theory it could...

Should we upgrade NFS clients as well ? (now running 2.6.28.9)


Sylvain

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