From: Andrey Nekrasov <andy@spylog.ru>
To: linux-kernel@vger.kernel.org
Subject: aic7xxx & software raid5 & 2.4.20pre2 (Happened terrible)
Date: Mon, 26 Aug 2002 09:42:33 +0400 [thread overview]
Message-ID: <20020826054233.GA12073@an.local> (raw)
Hello.
1. kernel 2.4.20pre2
hardware Intel LanceWood L440GX with onboard AIC controller
4 hdd, "Vendor: IBM Model: DDYS-T18350M Rev: S93E
2. software raid5:
Personalities : [raid1] [raid5] [multipath]
read_ahead 1024 sectors
md0 : active raid5 sdd2[3] sdc2[2] sdb2[1] sda2[0]
52146624 blocks level 5, 64k chunk, algorithm 2 [4/4] [UUUU]
unused devices: <none>
3. log:
...
Aug 21 16:37:29 ruby kernel: 09:00: rw=0, want=140379796, limit=52146624
Aug 21 16:37:29 ruby kernel: attempt to access beyond end of device
Aug 21 16:37:29 ruby kernel: 09:00: rw=0, want=1938395668, limit=52146624
Aug 21 16:37:29 ruby kernel: attempt to access beyond end of device
Aug 21 16:37:29 ruby kernel: 09:00: rw=0, want=1971900992, limit=52146624
Aug 21 16:37:29 ruby kernel: attempt to access beyond end of device
Aug 21 16:37:29 ruby kernel: 09:00: rw=0, want=1971900992, limit=52146624
Aug 21 16:37:29 ruby kernel: attempt to access beyond end of device
Aug 21 16:37:29 ruby kernel: 09:00: rw=0, want=140379796, limit=52146624
Aug 24 16:30:49 ruby kernel: attempt to access beyond end of device
Aug 24 16:30:49 ruby kernel: 09:00: rw=0, want=140379796, limit=52146624
Aug 24 16:30:49 ruby kernel: attempt to access beyond end of device
Aug 24 16:30:49 ruby kernel: 09:00: rw=0, want=1938395668, limit=52146624
Aug 24 16:30:49 ruby kernel: attempt to access beyond end of device
Aug 24 16:30:49 ruby kernel: 09:00: rw=0, want=1971900992, limit=52146624
Aug 24 16:30:49 ruby kernel: attempt to access beyond end of device
Aug 24 16:30:49 ruby kernel: 09:00: rw=0, want=1971900992, limit=52146624
Aug 24 16:30:49 ruby kernel: attempt to access beyond end of device
Aug 24 16:30:49 ruby kernel: 09:00: rw=0, want=140379796, limit=52146624
...
4. after uptime 8 day /dev/md0 - go "read-only"
(tune2fs enable on /dv/md0 "Errors behavior:Remount read-only")
and e2fsck found many error (empty lost+found)
Question: why such can occur and what to make to avoid repetition?
--
bye.
Andrey Nekrasov, SpyLOG.
reply other threads:[~2002-08-26 5:38 UTC|newest]
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