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Message-ID: <20140922091203.GB23854@darkstar.nay.redhat.com>
Date: Mon, 22 Sep 2014 17:12:03 +0800
From: Dave Young <dyoung@...hat.com>
To: CAI Qian <caiqian@...hat.com>
Cc: linux-kernel <linux-kernel@...r.kernel.org>,
ltp-list <ltp-list@...ts.sourceforge.net>,
kexec <kexec@...ts.infradead.org>
Subject: Re: [RFC] autokdump - automated kdump testsuite
On 09/19/14 at 05:52am, CAI Qian wrote:
> I plan to release an automated kdump testsuite that will be
> focus on testing kernel and the crash utility. It should work
> for all major distros since it will use none of distro-specific
> stuff, and also support different arches including x86, ARM,
> PPC64 and s390x.
>
> It does the following:
> 1) check if there is a memory reserved for kdump. If not,
> reserve the memory and reboot the system.
> 2) once the system is back, load kexec on panic and
> prepare a separate initramfs that including needed
> modules to load a local filesystem and necessary utilities
> in order to analyse /proc/vmcore in the 2nd kernel.
> 3) trigger the system crash using methods like sysrq-c, NMI,
> and panic_on_hung_task etc.
> 4) in the 2nd kernel, mount a filesystem and use the crash
> utility to analyse /proc/vmcore. Then, gather the analyse
> logs, serial console output, dmesg etc into the filesystem.
> 5) reboot back into the 1st kernel.
>
> implementation:
> It will setup a daemon to handle reboots.
>
> plan:
> I might also to test the makedumpfile all together later.
> CAI Qian
>
Hi, Cai
I noticed you cced redhat internal lists, you'd better to remove
them from cc list so that people do not get confused by the auto reply.
Thanks
Dave
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