2007-05-17 14:37:20

by Roger Heflin

[permalink] [raw]
Subject: Re: Apparent Deadlock with nfsd/jfs on 2.6.21.1 under bonnie.

Dave Kleikamp wrote:

>
> I don't have an answer to an ext3 deadlock, but this looks like a jfs
> problem that was recently fixed in linux-2.6.22-rc1. I had intended to
> send it to the stable kernel after it was picked up in mainline, but
> hadn't gotten to it yet.
>
> The patch is here:
> http://git.kernel.org/gitweb.cgi?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=05ec9e26be1f668ccba4ca54d9a4966c6208c611
>

Dave,

That appears to have fixed the JFS hangup.

MTBF before was about 1 hour, under the same test I am over 20 hours
and things appear to still be holding together.

Roger


2007-05-17 14:48:07

by Dave Kleikamp

[permalink] [raw]
Subject: Re: Apparent Deadlock with nfsd/jfs on 2.6.21.1 under bonnie.

On Thu, 2007-05-17 at 09:37 -0500, Roger Heflin wrote:
> Dave Kleikamp wrote:
>
> >
> > I don't have an answer to an ext3 deadlock, but this looks like a jfs
> > problem that was recently fixed in linux-2.6.22-rc1. I had intended to
> > send it to the stable kernel after it was picked up in mainline, but
> > hadn't gotten to it yet.
> >
> > The patch is here:
> > http://git.kernel.org/gitweb.cgi?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=05ec9e26be1f668ccba4ca54d9a4966c6208c611
> >
>
> Dave,
>
> That appears to have fixed the JFS hangup.
>
> MTBF before was about 1 hour, under the same test I am over 20 hours
> and things appear to still be holding together.

Great. The patch is queued for the 2.6.21 stable tree now.

Thanks,
Shaggy
--
David Kleikamp
IBM Linux Technology Center