From: Ingo Oeser <netdev@axxeo.de>
To: David Chinner <dgc@sgi.com>
Cc: David Miller <davem@davemloft.net>,
jesper.juhl@gmail.com, chatz@melbourne.sgi.com,
linux-kernel@vger.kernel.org, xfs@oss.sgi.com,
xfs-masters@oss.sgi.com, netdev@vger.kernel.org,
linux-scsi@vger.kernel.org
Subject: Re: 2.6.19-rc6 : Spontaneous reboots, stack overflows - seems to implicate xfs, scsi, networking, SMP
Date: Thu, 23 Nov 2006 14:16:02 +0100 [thread overview]
Message-ID: <200611231416.03387.netdev@axxeo.de> (raw)
In-Reply-To: <20061123070837.GV11034@melbourne.sgi.com>
Hi there,
David Chinner schrieb:
> If the softirqs were run on a different stack, then a lot of these
> problems would go away (29 of the 35 reported overflows had softirqs
> running) and we'd be much more likely to get XFS to run reliably on
> 4k stacks...
Ok, that seem like another approach. What about putting your allocation slowpath
in a kernel thread. They might have more stack available.
This is inferior to the complexity reduction suggested from the kernel people,
but if you cannot reduce complexity anymore this might work, too.
Regards
Ingo Oeser
next prev parent reply other threads:[~2006-11-23 13:16 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-21 9:27 2.6.19-rc6 : Spontaneous reboots, stack overflows - seems to implicate xfs, scsi, networking, SMP Jesper Juhl
2006-11-21 21:53 ` David Chatterton
2006-11-21 22:02 ` Jesper Juhl
2006-11-21 23:31 ` David Chinner
2006-11-21 23:51 ` Jesper Juhl
2006-11-22 12:58 ` Jesper Juhl
2006-11-22 20:01 ` Stephen Hemminger
2006-11-23 10:27 ` Jesper Juhl
2006-11-23 1:18 ` David Chinner
2006-11-23 4:10 ` David Miller
2006-11-23 4:35 ` Al Viro
2006-11-23 6:47 ` Matthew Wilcox
2006-11-23 8:12 ` Arjan van de Ven
2006-11-23 22:08 ` [xfs-masters] " Nathan Scott
2006-11-26 14:31 ` Eric Sandeen
2006-11-23 7:08 ` David Chinner
2006-11-23 13:16 ` Ingo Oeser [this message]
2006-11-23 18:37 ` Arjan van de Ven
2006-11-23 19:54 ` David Miller
2006-11-24 0:55 ` David Chinner
2006-11-24 1:08 ` Jesper Juhl
2006-11-24 2:05 ` David Chinner
2006-11-24 7:52 ` Arjan van de Ven
2006-11-23 19:42 ` David Miller
2006-11-29 1:56 ` David Chinner
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