From: Wolfgang Denk <wd@denx.de>
To: Piergiorgio Sartor <piergiorgio.sartor@nexgo.de>
Cc: linux-raid@vger.kernel.org
Subject: Re: Huge values of mismatch_cnt on RAID 6 arrays under Fedora 18
Date: Mon, 28 Jan 2013 21:19:47 +0100 [thread overview]
Message-ID: <20130128201947.2B615200607@gemini.denx.de> (raw)
In-Reply-To: <20130128192256.GB13803@lazy.lzy>
Dear Piergiorgio,
In message <20130128192256.GB13803@lazy.lzy> you wrote:
>
> please grep for "Error".
>
> > What does this tell us?
>
> There are for sure parity errors, but it would be
> more interesting to know (that's why "Error") if
> a specific device has/had problems.
So I see a large number (> 200,000 in one array, so far - check still
running) of "Error detected at ...: disk slot unknown" messages,
insequences for example like this:
...
Q(0) wrong at 1951856
Q(7) wrong at 1951857
P(5) wrong at 1951858
Q(6) wrong at 1951858
Error detected at 1951858: disk slot unknown
P(4) wrong at 1951859
Q(5) wrong at 1951859
Error detected at 1951859: disk slot unknown
P(3) wrong at 1951860
Q(4) wrong at 1951860
Error detected at 1951860: disk slot unknown
P(2) wrong at 1951861
Q(3) wrong at 1951861
Error detected at 1951861: disk slot unknown
P(1) wrong at 1951862
Q(2) wrong at 1951862
Error detected at 1951862: disk slot unknown
P(0) wrong at 1951863
Q(1) wrong at 1951863
Error detected at 1951863: disk slot unknown
Q(0) wrong at 1951864
Q(7) wrong at 1951865
P(5) wrong at 1951866
Q(6) wrong at 1951866
Error detected at 1951866: disk slot unknown
P(4) wrong at 1951867
Q(5) wrong at 1951867
Error detected at 1951867: disk slot unknown
P(3) wrong at 1951868
Q(4) wrong at 1951868
Error detected at 1951868: disk slot unknown
P(2) wrong at 1951869
Q(3) wrong at 1951869
Error detected at 1951869: disk slot unknown
P(1) wrong at 1951870
Q(2) wrong at 1951870
Error detected at 1951870: disk slot unknown
P(0) wrong at 1951871
Q(1) wrong at 1951871
Error detected at 1951871: disk slot unknown
...
Does this allow to tell which disk it is?
Best regards,
Wolfgang Denk
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd@denx.de
The first thing we do is kill all the lawyers.
(Shakespeare. II Henry VI, Act IV, scene ii)
next prev parent reply other threads:[~2013-01-28 20:19 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-27 19:26 Huge values of mismatch_cnt on RAID 6 arrays under Fedora 18 Wolfgang Denk
2013-01-27 19:45 ` Chris Murphy
2013-01-27 23:10 ` Wolfgang Denk
2013-01-27 20:05 ` Robin Hill
2013-01-27 23:11 ` Wolfgang Denk
2013-01-28 1:14 ` Phil Turmel
2013-01-28 1:42 ` Chris Murphy
2013-01-28 2:16 ` Chris Murphy
2013-01-28 6:43 ` Wolfgang Denk
2013-01-28 6:36 ` Wolfgang Denk
2013-01-28 7:00 ` Chris Murphy
2013-01-28 10:27 ` Wolfgang Denk
2013-01-28 6:27 ` Wolfgang Denk
2013-01-28 2:07 ` Brad Campbell
2013-01-28 6:39 ` Wolfgang Denk
2013-01-28 7:58 ` Dan Williams
2013-01-28 17:37 ` Piergiorgio Sartor
2013-01-28 18:12 ` Chris Murphy
2013-01-28 19:00 ` Wolfgang Denk
2013-01-28 19:10 ` Wolfgang Denk
2013-01-28 19:22 ` Piergiorgio Sartor
2013-01-28 20:19 ` Wolfgang Denk [this message]
2013-01-28 20:44 ` Piergiorgio Sartor
2013-01-28 22:47 ` Chris Murphy
2013-01-28 22:49 ` Chris Murphy
2013-01-28 23:03 ` Wolfgang Denk
2013-01-28 23:13 ` Chris Murphy
2013-01-28 23:31 ` Wolfgang Denk
2013-01-28 22:59 ` Wolfgang Denk
2013-01-28 23:07 ` Chris Murphy
2013-01-28 23:23 ` Wolfgang Denk
2013-01-28 23:42 ` Chris Murphy
2013-01-29 18:02 ` Roy Sigurd Karlsbakk
2013-01-29 18:28 ` Wolfgang Denk
2013-01-29 18:43 ` Roy Sigurd Karlsbakk
2013-01-29 17:49 ` Piergiorgio Sartor
2013-01-29 19:35 ` Paul Menzel
2013-01-29 20:18 ` Piergiorgio Sartor
2013-01-28 23:18 ` Wolfgang Denk
2013-01-29 17:57 ` Piergiorgio Sartor
2013-01-29 18:43 ` Wolfgang Denk
2013-01-29 20:24 ` Piergiorgio Sartor
2013-01-31 12:12 ` Wolfgang Denk
2013-01-31 17:14 ` Chris Murphy
2013-01-31 17:51 ` Piergiorgio Sartor
2013-01-31 18:36 ` Wolfgang Denk
2013-01-31 19:35 ` Chris Murphy
2013-01-31 19:46 ` Chris Murphy
2013-01-31 20:05 ` Wolfgang Denk
2013-01-31 20:41 ` Chris Murphy
2013-01-31 17:47 ` Piergiorgio Sartor
2013-01-28 19:18 ` Piergiorgio Sartor
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