From: "Andrei Tanas" <andrei@tanas.ca>
To: 'Mark Lord' <liml@rtr.ca>
Cc: 'Ric Wheeler' <rwheeler@redhat.com>, 'NeilBrown' <neilb@suse.de>,
linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org
Subject: RE: MD/RAID: what's wrong with sector 1953519935?
Date: Wed, 26 Aug 2009 21:37:21 -0400 [thread overview]
Message-ID: <000001ca26b6$ecb2e1d0$c618a570$@ca> (raw)
In-Reply-To: <4A95CE31.80404@rtr.ca>
> I suggest you try this:
>
> hdparm --read-sector 1953519935 /dev/sdb
>
> If that succeeds, then the sector is good at the drive.
It succeeds.
> But *If* it fails, then you could check the syslog to ensure
> that it didn't fail for some weird reason, and then *fix* it:
>
> hdparm --write-sector 1953519935 /dev/sdb
>
> This is very different from how 'dd' does writes.
The drive never did report any media errors. It just mysteriously times out once in every few hundred hours while writing the raid superblock in that sector.
next prev parent reply other threads:[~2009-08-27 1:37 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <004e01ca25e4$c11a54e0$434efea0$@ca>
[not found] ` <9cfb6af689a7010df166fdebb1ef516b.squirrel@neil.brown.name>
[not found] ` <4A948A82.4080901@redhat.com>
[not found] ` <b585ed9f13649050bbc984869d081315.squirrel@neil.brown.name>
[not found] ` <4A94905F.7050705@redhat.com>
[not found] ` <005101ca25f4$09006830$1b013890$@ca>
[not found] ` <4A94A0E6.4020401@redhat.com>
[not found] ` <005401ca25ff$9ac91cc0$d05b5640$@ca>
[not found] ` <4A950FA6.4020408@redhat.com>
[not found] ` <92cb16daad8278b0aa98125b9e1d057a@localhost>
[not found] ` <4A95573A.6090404@redhat.com>
2009-08-26 18:12 ` MD/RAID: what's wrong with sector 1953519935? Andrei Tanas
2009-08-27 0:07 ` Mark Lord
2009-08-27 1:37 ` Andrei Tanas [this message]
2009-08-27 2:33 ` Robert Hancock
[not found] ` <d086b110526f8bac2f562850dfc70b03@localhost>
2009-08-27 21:57 ` MD/RAID time out writing superblock Ric Wheeler
2009-08-31 8:10 ` Tejun Heo
2009-08-31 12:04 ` Ric Wheeler
2009-08-31 12:20 ` Tejun Heo
2009-09-07 11:44 ` Chris Webb
2009-09-07 11:59 ` Chris Webb
2009-09-09 12:02 ` Chris Webb
2009-09-14 7:41 ` Tejun Heo
2009-09-14 7:44 ` Tejun Heo
2009-09-14 12:48 ` Mark Lord
2009-09-14 13:05 ` Tejun Heo
2009-09-14 14:25 ` Mark Lord
2009-09-16 23:19 ` Chris Webb
2009-09-17 13:29 ` Mark Lord
2009-09-17 13:32 ` Mark Lord
2009-09-17 13:37 ` Chris Webb
2009-09-17 15:35 ` Tejun Heo
2009-09-17 16:16 ` Mark Lord
2009-09-17 16:17 ` Mark Lord
2009-09-18 17:05 ` Chris Webb
2009-09-21 10:26 ` Chris Webb
2009-09-21 19:47 ` Mark Lord
2009-09-22 6:16 ` Robert Hancock
2009-09-20 18:36 ` Robert Hancock
2009-09-14 13:11 ` Henrique de Moraes Holschuh
2009-09-14 13:24 ` Tejun Heo
2009-09-14 14:02 ` Henrique de Moraes Holschuh
2009-09-14 14:34 ` Tejun Heo
2009-09-14 13:14 ` Gabor Gombas
2009-09-07 16:55 ` Allan Wind
2009-09-07 23:26 ` Thomas Fjellstrom
2009-09-14 7:46 ` Tejun Heo
2009-09-14 21:13 ` Thomas Fjellstrom
2009-09-14 22:23 ` Tejun Heo
2009-09-16 22:28 ` Chris Webb
2009-09-16 23:47 ` Tejun Heo
2009-09-17 0:34 ` Neil Brown
2009-09-17 12:00 ` Chris Webb
2009-09-17 11:57 ` Chris Webb
2009-09-17 15:44 ` Tejun Heo
2009-09-17 16:36 ` Allan Wind
2009-09-18 0:16 ` Tejun Heo
2009-09-18 2:47 ` Allan Wind
2009-09-18 17:07 ` Chris Webb
2009-09-20 18:46 ` Robert Hancock
2009-09-21 0:02 ` Kyle Moffett
2009-09-17 13:35 ` Mark Lord
2009-09-17 15:47 ` Tejun Heo
2009-08-31 12:21 ` Mark Lord
2009-08-31 23:45 ` Mark Lord
2009-09-01 13:07 ` Andrei Tanas
2009-09-01 13:15 ` Mark Lord
2009-09-01 13:30 ` Tejun Heo
2009-09-01 13:47 ` Ric Wheeler
2009-09-01 14:18 ` Andrei Tanas
2009-09-02 21:58 ` Allan Wind
2009-09-04 19:39 ` Andrei Tanas
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