From: Roman Mamedov <rm@romanrm.ru>
To: Andrew Falgout <andrew.falgout@gmail.com>
Cc: linux-raid@vger.kernel.org
Subject: Re: mismatch_cnt and Raid6
Date: Thu, 21 Apr 2011 19:45:15 +0600 [thread overview]
Message-ID: <20110421194515.719b3fa7@natsu> (raw)
In-Reply-To: <4DB02A77.8000902@gmail.com>
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On Thu, 21 Apr 2011 08:00:39 -0500
Andrew Falgout <andrew.falgout@gmail.com> wrote:
> I got an error last week from a new raid6 array about a mismatch_cnt. I
> did some reading online, performed a repair action on the array,
> performed a check action, and checked for the mismatch_cnt again. The
> number was greatly reduced, but it was still there. According to mdadm,
> everything appears to be working fine. All the drives are passing short
> tests on smartctl.
>
> What is mismatch_cnt really? Should I even be concerned about this?
> The array is giving me 25-30MB/sec performance on an sshfs mount over
> the network. With a local copy I can see speeds of 50 to 60MB/sec.
Hello,
What kind of SATA cards/controllers do you use?
--
With respect,
Roman
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prev parent reply other threads:[~2011-04-21 13:45 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-21 13:00 mismatch_cnt and Raid6 Andrew Falgout
2011-04-21 13:14 ` NeilBrown
2011-04-21 13:20 ` Andrew Falgout
2011-04-21 13:38 ` John Robinson
2011-04-21 13:45 ` Roman Mamedov [this message]
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