From: Bill Davidsen <davidsen@tmr.com>
To: Maurice Hilarius <maurice@harddata.com>
Cc: Linux RAID <linux-raid@vger.kernel.org>
Subject: Re: Question: how to identify failing disk in a RAID1
Date: Tue, 15 Apr 2008 14:14:53 -0400 [thread overview]
Message-ID: <4804F09D.5070503@tmr.com> (raw)
In-Reply-To: <4804CD4F.7080303@harddata.com>
Maurice Hilarius wrote:
> Bill Davidsen wrote:
>> ..
>> cd /sys/block/md0/md
>> echo check >sync_action; cat mismatch_cnt
>>
> Hi Bill,
>
> I am doing this as root.
> I am seeing:
>
> [root@localhost md]# echo check >sync_action; cat mismatch_cnt
> -bash: echo: write error: Device or resource busy
> 0
>
> any suggestions?
First, did you cd to the /sys/block/mdX/md directory? And did you wait
for the check to finish, watching /proc/mdstat?
I left that out, assumed you had read it in the man pages...
--
Bill Davidsen <davidsen@tmr.com>
"Woe unto the statesman who makes war without a reason that will still
be valid when the war is over..." Otto von Bismark
next prev parent reply other threads:[~2008-04-15 18:14 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-13 19:14 Question: how to identify failing disk in a RAID1 Maurice Hilarius
2008-04-13 19:29 ` Justin Piszcz
2008-04-14 1:14 ` Bill Davidsen
[not found] ` <4802CDA2.605@harddata.com>
2008-04-14 16:38 ` Bill Davidsen
[not found] ` <4804CD4F.7080303@harddata.com>
2008-04-15 18:14 ` Bill Davidsen [this message]
[not found] ` <48050DD6.7020404@harddata.com>
[not found] ` <48055EFA.8060505@tmr.com>
[not found] ` <480607F2.3060504@harddata.com>
2008-04-17 13:12 ` Bill Davidsen
[not found] ` <48076096.2020804@harddata.com>
2008-04-18 13:17 ` Bill Davidsen
[not found] ` <480F7105.9030405@harddata.com>
2008-04-23 18:54 ` Justin Piszcz
[not found] ` <480F8830.6020207@harddata.com>
2008-04-23 19:26 ` Justin Piszcz
2008-04-27 17:03 ` Keith Roberts
2008-04-27 19:28 ` Richard Scobie
2008-04-28 5:29 ` Keith Roberts
2008-04-28 6:06 ` Michael Tokarev
2008-04-28 7:01 ` Richard Scobie
2008-04-27 21:53 ` Mark Hahn
-- strict thread matches above, loose matches on Subject: below --
2008-04-18 17:36 David Lethe
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