From: Andrew Morton <akpm@osdl.org>
To: <art@usfltd.com>
Cc: linux-kernel@vger.kernel.org, torvalds@osdl.org
Subject: Re: Linux-2.6.13-rc6: aic7xxx testers please..-deadlock
Date: Mon, 8 Aug 2005 16:18:13 -0700 [thread overview]
Message-ID: <20050808161813.7047197c.akpm@osdl.org> (raw)
In-Reply-To: <200508081245.AA36831876@usfltd.com>
"art" <art@usfltd.com> wrote:
>
> kernel 2.6.13-rc1-git7 to 2.6.13-rc5 transfer 72MB/s on aha19160 with 15k
> rpm seagate with reiserfs3 but possible deadlock in heavy IO - rsync
> ~50000-small files from /mnt/seagate15k/a to /mnt/seagate15k/b ends in
> middle with deadlock of rsync (3 instances), pdflush, and gam_server all
> of them in uninteruptible state -- root cannot kill this deadlocked
> uninterruptibles, so reboot by reset
Please ensure that CONFIG_MAGIC_SYSRQ=y amd that /proc/sysrq is 1 and when
the deadlock happens, do ALT-SYSRQ-T or `echo t > /proc/sysrq-trigger' then
get us the output of `dmesg -s 1000000', thanks.
prev parent reply other threads:[~2005-08-08 23:19 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-08 17:45 art
2005-08-08 23:18 ` Andrew Morton [this message]
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