From: Andreas Dilger <adilger@clusterfs.com>
To: Valerie Clement <valerie.clement@bull.net>
Cc: cmm@us.ibm.com, Andrew Morton <akpm@linux-foundation.org>,
Andre Noll <maan@systemlinux.org>, Theodore Tso <tytso@mit.edu>,
"linux-ext4@vger.kernel.org" <linux-ext4@vger.kernel.org>
Subject: Re: qla2xxx BUG: workqueue leaked lock or atomic
Date: Tue, 13 Mar 2007 03:01:34 -0400 [thread overview]
Message-ID: <20070313070134.GK5266@schatzie.adilger.int> (raw)
In-Reply-To: <45F57034.2020402@bull.net>
On Mar 12, 2007 16:22 +0100, Valerie Clement wrote:
> Mingming Cao wrote:
> >IBM has done some testing (dbench, fsstress, fsx, tiobench, iozone etc)
> >on 10TB ext3, I think RedHat and BULL have done similar test on >8TB
> >ext3 too.
>
> Is there not a problem of backward-compatibility with old kernels?
> Doesn't we need to handle a new INCOMPAT flag in e2fsprogs and kernel
> before allowing ext3 filesystems greater than 8T?
No, it really depends on the kernel. There were some bugs that caused
problems with > 8TB because of signed 32-bit int problems, so it isn't
really recommended to use > 8TB unless you know this is fixed in your
kernel (and any older kernel you might have to downgrade to).
Cheers, Andreas
--
Andreas Dilger
Principal Software Engineer
Cluster File Systems, Inc.
next prev parent reply other threads:[~2007-03-13 7:01 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20070226133153.GC4095@skl-net.de>
[not found] ` <20070226182617.GC9968@andrew-vasquezs-computer.local>
[not found] ` <20070227101100.GA22572@skl-net.de>
[not found] ` <20070227185134.GJ20397@andrew-vasquezs-computer.local>
[not found] ` <20070228151829.GI22572@skl-net.de>
[not found] ` <20070228153722.GJ22572@skl-net.de>
[not found] ` <20070306203952.471218df.akpm@linux-foundation.org>
[not found] ` <20070307170955.GA4252@skl-net.de>
2007-03-07 19:45 ` qla2xxx BUG: workqueue leaked lock or atomic Andrew Morton
2007-03-07 20:05 ` Mingming Cao
2007-03-09 9:36 ` Andre Noll
2007-03-12 15:22 ` Valerie Clement
2007-03-13 7:01 ` Andreas Dilger [this message]
2007-03-13 8:23 ` Valerie Clement
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