From: CAI Qian <caiqian@redhat•com>
To: Tejun Heo <tj@kernel•org>
Cc: torvalds@linux-foundation•org, linux-next@vger•kernel.org,
kexec <kexec@lists•infradead.org>,
linux-kernel <linux-kernel@vger•kernel.org>
Subject: Re: kdump regression compared to v2.6.35
Date: Mon, 30 Aug 2010 06:24:28 -0400 (EDT) [thread overview]
Message-ID: <1633441528.1498131283163868227.JavaMail.root@zmail06.collab.prod.int.phx2.redhat.com> (raw)
In-Reply-To: <4C7B6C07.6010800@kernel.org>
----- "Tejun Heo" <tj@kernel•org> wrote:
> Hello,
>
> On 08/30/2010 05:42 AM, CAI Qian wrote:
> >> Hmmm... I can't reproduce it here. I wonder what the difference
> is.
> >> Can you please trigger sysrq-t after the boot is hung and post the
> >> result?
> > Sysrq keys did not work at this early stage of booting for me even
> > adding sysrq_always_enabled.
>
> I see. I'll prepare a debug patch which tries to catch long
> execution
> delays in workqueue but in the meantime can you please turn on
> hangcheck timer and see whether it triggers after the kernel hangs
> during boot?
Can't see any difference with hangcheck timer enabled.
> Thanks.
>
> --
> tejun
>
> _______________________________________________
> kexec mailing list
> kexec@lists•infradead.org
> http://lists.infradead.org/mailman/listinfo/kexec
next prev parent reply other threads:[~2010-08-30 10:24 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <123671462.1479561283081998014.JavaMail.root@zmail06.collab.prod.int.phx2.redhat.com>
[not found] ` <123671462.1479561283081998014.JavaMail.root-k5qu2F3t005+R5eDjrG6zsCp5Q1pQRjfhaY/URYTgi6ny3qCrzbmXA@public.gmane.org>
2010-08-29 11:41 ` kdump regression compared to v2.6.35 caiqian-H+wXaHxf7aLQT0dZR+AlfA
[not found] ` <171172387.1479581283082093912.JavaMail.root-k5qu2F3t005+R5eDjrG6zsCp5Q1pQRjfhaY/URYTgi6ny3qCrzbmXA@public.gmane.org>
2010-08-29 11:56 ` CAI Qian
[not found] ` <1236896997.1479691283083005518.JavaMail.root-k5qu2F3t005+R5eDjrG6zsCp5Q1pQRjfhaY/URYTgi6ny3qCrzbmXA@public.gmane.org>
2010-08-29 11:52 ` Tejun Heo
2010-08-29 12:03 ` CAI Qian
[not found] ` <779893521.1479771283083393771.JavaMail.root-k5qu2F3t005+R5eDjrG6zsCp5Q1pQRjfhaY/URYTgi6ny3qCrzbmXA@public.gmane.org>
2010-08-29 12:36 ` Tejun Heo
2010-08-30 3:42 ` CAI Qian
[not found] ` <1888320510.1487031283139773505.JavaMail.root-k5qu2F3t005+R5eDjrG6zsCp5Q1pQRjfhaY/URYTgi6ny3qCrzbmXA@public.gmane.org>
2010-08-30 8:29 ` Tejun Heo
2010-08-30 10:24 ` CAI Qian [this message]
[not found] ` <1633441528.1498131283163868227.JavaMail.root-k5qu2F3t005+R5eDjrG6zsCp5Q1pQRjfhaY/URYTgi6ny3qCrzbmXA@public.gmane.org>
2010-08-30 12:50 ` Tejun Heo
2010-08-30 14:02 ` CAI Qian
[not found] ` <1141332926.1524871283176937097.JavaMail.root-k5qu2F3t005+R5eDjrG6zsCp5Q1pQRjfhaY/URYTgi6ny3qCrzbmXA@public.gmane.org>
2010-08-30 14:21 ` Tejun Heo
2010-08-30 14:47 ` CAI Qian
[not found] ` <331762715.1536681283179646594.JavaMail.root-k5qu2F3t005+R5eDjrG6zsCp5Q1pQRjfhaY/URYTgi6ny3qCrzbmXA@public.gmane.org>
2010-08-30 14:51 ` CAI Qian
[not found] ` <1706089082.1537331283179884183.JavaMail.root-k5qu2F3t005+R5eDjrG6zsCp5Q1pQRjfhaY/URYTgi6ny3qCrzbmXA@public.gmane.org>
2010-08-30 14:55 ` Tejun Heo
[not found] <71887879.1606161283215975799.JavaMail.root@zmail06.collab.prod.int.phx2.redhat.com>
2010-08-31 0:53 ` caiqian
[not found] ` <2044609874.1606211283216015254.JavaMail.root-k5qu2F3t005+R5eDjrG6zsCp5Q1pQRjfhaY/URYTgi6ny3qCrzbmXA@public.gmane.org>
2010-08-31 9:22 ` Tejun Heo
[not found] <373987879.1541191283181021800.JavaMail.root@zmail06.collab.prod.int.phx2.redhat.com>
2010-08-30 15:10 ` caiqian
[not found] ` <1331313838.1541221283181038073.JavaMail.root-k5qu2F3t005+R5eDjrG6zsCp5Q1pQRjfhaY/URYTgi6ny3qCrzbmXA@public.gmane.org>
2010-08-30 16:38 ` Tejun Heo
[not found] ` <4C7BDE6E.8030107-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2010-08-30 17:31 ` Tejun Heo
[not found] <2142316909.1477341283065016062.JavaMail.root@zmail06.collab.prod.int.phx2.redhat.com>
[not found] ` <2142316909.1477341283065016062.JavaMail.root-k5qu2F3t005+R5eDjrG6zsCp5Q1pQRjfhaY/URYTgi6ny3qCrzbmXA@public.gmane.org>
2010-08-29 7:01 ` caiqian-H+wXaHxf7aLQT0dZR+AlfA
[not found] ` <181596874.1477361283065264575.JavaMail.root-k5qu2F3t005+R5eDjrG6zsCp5Q1pQRjfhaY/URYTgi6ny3qCrzbmXA@public.gmane.org>
2010-08-29 8:57 ` Tejun Heo
[not found] ` <4C7A20F6.5070802-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2010-08-29 11:24 ` CAI Qian
[not found] ` <633505726.1479321283081093502.JavaMail.root-k5qu2F3t005+R5eDjrG6zsCp5Q1pQRjfhaY/URYTgi6ny3qCrzbmXA@public.gmane.org>
2010-08-29 11:21 ` Tejun Heo
[not found] <229468156.1475641283020469212.JavaMail.root@zmail06.collab.prod.int.phx2.redhat.com>
[not found] ` <229468156.1475641283020469212.JavaMail.root-k5qu2F3t005+R5eDjrG6zsCp5Q1pQRjfhaY/URYTgi6ny3qCrzbmXA@public.gmane.org>
2010-08-28 18:36 ` caiqian-H+wXaHxf7aLQT0dZR+AlfA
[not found] <2082161789.1474781283008521258.JavaMail.root@zmail06.collab.prod.int.phx2.redhat.com>
2010-08-28 15:19 ` caiqian
2010-08-27 12:35 CAI Qian
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