From: Brad Campbell <brad@wasp.net.au>
To: Mikael Abrahamsson <swmike@swm.pp.se>
Cc: linux-raid@vger.kernel.org
Subject: Re: Spares and partitioning huge disks
Date: Sat, 15 Jan 2005 14:31:23 +0400 [thread overview]
Message-ID: <41E8F0FB.4090104@wasp.net.au> (raw)
In-Reply-To: <Pine.LNX.4.44.0501151050110.3584-100000@uplift.swm.pp.se>
Mikael Abrahamsson wrote:
> On Sat, 15 Jan 2005, Peter T. Breuer wrote:
>
>
>>I also agree that "redundancy per block" is probably a much better idea
>>than "redundancy per disk". Probably needs a "how hot are you?"
>>primitive, though!
>
>
> Would a methodology that'll do
>
> if read error then
> recreate the block from parity
> write to sector that had read error
In theory this should reallocate the bad sector.
> wait until write has completed
If the write fails, fail the drive as bad things are going to happen.
> flush buffers
> read back block from drive
> if block still bad
> fail disk
> log result
Make sure the logging is done in such a way as mdadm can send you an E-mail and say. "Hey, sda just
had a bad block. Be aware.
Brad
next prev parent reply other threads:[~2005-01-15 10:31 UTC|newest]
Thread overview: 94+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-06 14:16 Spares and partitioning huge disks maarten
2005-01-06 16:46 ` Guy
2005-01-06 17:08 ` maarten
2005-01-06 17:31 ` Guy
2005-01-06 18:18 ` maarten
[not found] ` <41DD83DA.9040609@h3c.com>
2005-01-06 19:42 ` maarten
2005-01-07 20:59 ` Mario Holbe
2005-01-07 21:57 ` Guy
2005-01-08 10:22 ` Mario Holbe
2005-01-08 12:19 ` maarten
2005-01-08 16:33 ` Guy
2005-01-08 16:58 ` maarten
2005-01-08 14:52 ` Frank van Maarseveen
2005-01-08 15:50 ` Mario Holbe
2005-01-08 16:32 ` Guy
2005-01-08 17:16 ` maarten
2005-01-08 18:55 ` Guy
2005-01-08 19:25 ` maarten
2005-01-08 20:33 ` Mario Holbe
2005-01-08 23:01 ` maarten
2005-01-09 10:10 ` Mario Holbe
2005-01-09 16:23 ` Guy
2005-01-09 16:36 ` Michael Tokarev
2005-01-09 17:52 ` Peter T. Breuer
2005-01-09 17:59 ` Michael Tokarev
2005-01-09 18:34 ` Peter T. Breuer
2005-01-09 20:28 ` Guy
2005-01-09 20:47 ` Peter T. Breuer
2005-01-10 7:19 ` Peter T. Breuer
2005-01-10 9:05 ` Guy
2005-01-10 9:38 ` Peter T. Breuer
2005-01-10 12:31 ` Peter T. Breuer
2005-01-10 13:19 ` Peter T. Breuer
2005-01-10 18:37 ` Peter T. Breuer
2005-01-11 11:34 ` Peter T. Breuer
2005-01-08 23:09 ` Guy
2005-01-09 0:56 ` maarten
2005-01-13 2:05 ` Neil Brown
2005-01-13 4:55 ` Guy
2005-01-13 9:27 ` Peter T. Breuer
2005-01-13 15:53 ` Guy
2005-01-13 17:16 ` Peter T. Breuer
2005-01-13 20:40 ` Guy
2005-01-13 23:32 ` Peter T. Breuer
2005-01-14 2:43 ` Guy
2005-01-08 16:49 ` maarten
2005-01-08 19:01 ` maarten
2005-01-10 16:34 ` maarten
2005-01-10 16:36 ` Gordon Henderson
2005-01-10 17:10 ` maarten
2005-01-16 16:19 ` 4 questions. Chieftec chassis case CA-01B, resync times, selecting ide driver module loading, raid5 :2 drives on same ide channel Mitchell Laks
2005-01-16 17:53 ` Gordon Henderson
2005-01-16 18:22 ` Maarten
2005-01-16 19:39 ` Guy
2005-01-16 20:55 ` Maarten
2005-01-16 21:58 ` Guy
2005-01-10 17:13 ` Spares and partitioning huge disks Guy
2005-01-10 17:35 ` hard disk re-locates bad block on read Guy
2005-01-11 14:34 ` Tom Coughlan
2005-01-11 22:43 ` Guy
2005-01-12 13:51 ` Tom Coughlan
2005-01-10 18:24 ` Spares and partitioning huge disks maarten
2005-01-10 20:09 ` Guy
2005-01-10 21:21 ` maarten
2005-01-11 1:04 ` maarten
2005-01-10 18:40 ` maarten
2005-01-10 19:41 ` Guy
2005-01-12 11:41 ` RAID-6 Gordon Henderson
2005-01-13 2:11 ` RAID-6 Neil Brown
2005-01-15 16:12 ` RAID-6 Gordon Henderson
2005-01-17 8:04 ` RAID-6 Turbo Fredriksson
2005-01-11 10:09 ` Spares and partitioning huge disks KELEMEN Peter
2005-01-09 19:33 ` Frank van Maarseveen
2005-01-09 21:26 ` maarten
2005-01-09 22:29 ` Frank van Maarseveen
2005-01-09 23:16 ` maarten
2005-01-10 8:15 ` Frank van Maarseveen
2005-01-14 17:29 ` Dieter Stueken
2005-01-14 17:46 ` maarten
2005-01-14 19:14 ` Derek Piper
2005-01-15 0:13 ` Michael Tokarev
2005-01-15 9:34 ` Peter T. Breuer
2005-01-15 9:54 ` Mikael Abrahamsson
2005-01-15 10:31 ` Brad Campbell [this message]
2005-01-15 11:10 ` Mikael Abrahamsson
2005-01-15 10:33 ` Peter T. Breuer
2005-01-15 11:07 ` Mikael Abrahamsson
2005-01-09 23:20 ` Guy
2005-01-10 7:42 ` Gordon Henderson
2005-01-10 9:03 ` Guy
2005-01-10 12:21 ` Stats... [RE: Spares and partitioning huge disks] Gordon Henderson
2005-01-10 0:42 ` Spares and partitioning huge disks Guy
-- strict thread matches above, loose matches on Subject: below --
2005-01-13 9:53 Bene Martin
2005-01-13 10:11 ` Peter T. Breuer
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