linux-kernel - RE: 3.10.1: echo repair > sync_action causes hang on RAID-1 (2 x SSD)

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Message-ID: <001001ce8c2d$ed2d50b0$c787f210$@lucidpixels.com>
Date:	Mon, 29 Jul 2013 03:33:31 -0400
From:	"Justin Piszcz" <jpiszcz@...idpixels.com>
To:	"'NeilBrown'" <neilb@...e.de>
Cc:	<linux-kernel@...r.kernel.org>, <linux-raid@...r.kernel.org>
Subject: RE: 3.10.1: echo repair > sync_action causes hang on RAID-1 (2 x SSD)



-----Original Message-----
From: NeilBrown [mailto:neilb@...e.de] 
Sent: Monday, July 29, 2013 1:57 AM
To: Justin Piszcz
Cc: linux-kernel@...r.kernel.org; linux-raid@...r.kernel.org
Subject: Re: 3.10.1: echo repair > sync_action causes hang on RAID-1 (2 x
SSD)

On Fri, 26 Jul 2013 05:56:51 -0400 "Justin Piszcz" <jpiszcz@...idpixels.com>
wrote:

[..]

Further testing shows all is ok now:


Sun Nov 25 02:12:03 EST 2012: Parity check(s) running, sleeping 60
seconds...
Sun Nov 25 02:13:03 EST 2012: Parity check(s) running, sleeping 60
seconds...
Sun Nov 25 02:14:03 EST 2012: cat /sys/block/md0/md/mismatch_cnt
Sun Nov 25 02:14:03 EST 2012: 0
Sun Nov 25 02:14:03 EST 2012: cat /sys/block/md1/md/mismatch_cnt
Sun Nov 25 02:14:03 EST 2012: 0
Sun Nov 25 02:14:03 EST 2012: The meta-device /dev/md0 has no mismatched
sectors.
Sun Nov 25 02:14:04 EST 2012: The meta-device /dev/md1 has no mismatched
sectors.
Sun Nov 25 02:14:05 EST 2012: All devices are clean...
Sun Nov 25 02:14:05 EST 2012: cat /sys/block/md0/md/mismatch_cnt
Sun Nov 25 02:14:05 EST 2012: 0
Sun Nov 25 02:14:05 EST 2012: cat /sys/block/md1/md/mismatch_cnt
Sun Nov 25 02:14:05 EST 2012: 0

Thanks for your help.

Justin.

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