From: "Jianpeng Ma" <majianpeng@gmail.com>
To: Neil Brown <neilb@suse.de>
Cc: linux-raid <linux-raid@vger.kernel.org>
Subject: Re: Re: [PATCH] raid5: Avoid doing more read on dev of a stripe at the same time
Date: Wed, 26 Sep 2012 12:09:27 +0800 [thread overview]
Message-ID: <201209261209238128227@gmail.com> (raw)
In-Reply-To: 20120926124348.3190990c@notabene.brown
On 2012-09-26 10:43 NeilBrown <neilb@suse.de> Wrote:
>On Tue, 25 Sep 2012 17:29:12 +1000 NeilBrown <neilb@suse.de> wrote:
>
>> On Fri, 21 Sep 2012 10:24:45 +0800 "Jianpeng Ma" <majianpeng@gmail.com> wrote:
>
>> > Hi,
>> > i wrote a shell-script can reproduct this bug.
>> > Note: mdadm -V
>> > mdadm - v3.3-pre - Unreleased
>> >
>...
>
>> Thanks a lot!
>> I'll try this out and see what I find.
>
>I've been running this script (with the mentioned version of mdadm) and
>nothing has gone wrong.
>The 'dd' keeps reporting read errors of course, as does the kernel, but not
>crash or freeze or anything.
What's the version of mdadm? Use the feature of badblock log to test.
Are you sure?
>
>What exactly happens when you run it? Do you get a kernel stack trace at all?
>Can you post logs showing where it goes wrong?
>
Ok, i will redo and catch message to send you.
Thanks!
next prev parent reply other threads:[~2012-09-26 4:09 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-15 2:20 [PATCH] raid5: Avoid doing more read on dev of a stripe at the same time Jianpeng Ma
2012-09-20 2:51 ` NeilBrown
2012-09-20 3:04 ` Jianpeng Ma
2012-09-20 3:24 ` NeilBrown
2012-09-20 6:04 ` Jianpeng Ma
2012-09-21 2:24 ` Jianpeng Ma
2012-09-25 7:29 ` NeilBrown
2012-09-26 2:43 ` NeilBrown
2012-09-26 4:09 ` Jianpeng Ma [this message]
2012-09-26 9:14 ` Jianpeng Ma
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