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From: Stephan von Krawczynski <skraw@ithnet.com>
To: Florian Weimer <fw@deneb.enyo.de>
Cc: linux-kernel@vger.kernel.org, Alan Cox <alan@lxorguk.ukuu.org.uk>
Subject: Re: Are linux-fs's drive-fault-tolerant by concept?
Date: Sat, 19 Apr 2003 20:07:12 +0200	[thread overview]
Message-ID: <20030419200712.3c48a791.skraw@ithnet.com> (raw)
In-Reply-To: <87lly6flrz.fsf@deneb.enyo.de>

On Sat, 19 Apr 2003 19:18:56 +0200
Florian Weimer <fw@deneb.enyo.de> wrote:

> Stephan von Krawczynski <skraw@ithnet.com> writes:
> 
> > Most I came across have only small problems (few dead sectors),
> 
> IDE disks automatically remap defective sectors, so you won't see any
> of them unless the disk is already quite broken.

One year ago I thought basically the same, just to give you some info on todays' case (on 2.4.21-pre7-ac1):

Apr 18 22:08:53 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x4, unit #0. 
Apr 18 22:08:57 admin kernel: 3w-xxxx: scsi2: AEN: ERROR: Drive error: Port #0.
Apr 18 22:08:57 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x80, unit #0.
Apr 18 22:08:58 admin kernel: 3w-xxxx: scsi2: Reset succeeded.
Apr 18 22:10:11 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x4b, unit #0.
Apr 18 22:10:13 admin kernel: 3w-xxxx: scsi2: Reset succeeded.
Apr 18 22:11:20 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x58, unit #0. 
Apr 18 22:11:23 admin kernel: 3w-xxxx: scsi2: Reset succeeded.
Apr 18 23:11:27 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x1b, unit #0.
Apr 18 23:11:27 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x1b, unit #0.
Apr 18 23:11:31 admin kernel: 3w-xxxx: scsi2: Reset succeeded.

Apr 19 00:15:47 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x1b, unit #0.
Apr 19 00:15:47 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x1b, unit #0.
Apr 19 00:15:48 admin kernel: 3w-xxxx: scsi2: Reset succeeded.
Apr 19 00:16:03 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x80, unit #0.
Apr 19 00:16:07 admin kernel: 3w-xxxx: scsi2: AEN: ERROR: Drive error: Port #0.
Apr 19 00:16:09 admin kernel: 3w-xxxx: scsi2: Reset succeeded.
Apr 19 00:16:26 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xcb, flags = 0x37, unit #1.
Apr 19 00:16:26 admin kernel: 3w-xxxx: scsi2: AEN: ERROR: Drive error: Port #0.
Apr 19 00:16:26 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xcb, flags = 0x37, unit #1.
Apr 19 00:16:26 admin kernel:  I/O error: dev 08:21, sector 125092104
Apr 19 00:16:26 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xcb, flags = 0x37, unit #1.
Apr 19 00:16:26 admin kernel:  I/O error: dev 08:21, sector 125092104
Apr 19 00:28:06 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x24, unit #0.
Apr 19 00:28:10 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x80, unit #0.
Apr 19 00:28:36 admin kernel: 3w-xxxx: scsi2: Unit #0: Command (f7419c00) timed out, resetting card.
Apr 19 00:28:43 admin kernel: 3w-xxxx: scsi2: Reset succeeded.
Apr 19 00:56:23 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x80, unit #0.
Apr 19 00:56:23 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x4, unit #0. 
Apr 19 00:56:23 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x9, unit #0. 
Apr 19 00:56:23 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x80, unit #0.
Apr 19 00:56:23 admin last message repeated 2 times

Apr 19 00:56:27 admin kernel: 3w-xxxx: scsi2: AEN: ERROR: Drive error: Port #0.
Apr 19 00:56:27 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x80, unit #0.
Apr 19 00:56:54 admin kernel: 3w-xxxx: scsi2: Unit #0: Command (f7415200) timed out, resetting card.
Apr 19 00:56:54 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x80, unit #0. 
Apr 19 00:56:56 admin kernel: 3w-xxxx: scsi2: Reset succeeded.
Apr 19 00:57:30 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x1b, unit #0.
Apr 19 00:57:34 admin kernel: 3w-xxxx: scsi2: AEN: WARNING: ATA port timeout: Port #0.
Apr 19 00:57:59 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x1b, unit #0.
Apr 19 00:58:03 admin kernel: 3w-xxxx: scsi2: AEN: WARNING: ATA port timeout: Port #0.
Apr 19 00:58:29 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x1b, unit #0.
Apr 19 00:58:32 admin kernel: 3w-xxxx: scsi2: AEN: WARNING: ATA port timeout: Port #0.
Apr 19 00:58:58 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x1b, unit #0.
Apr 19 00:59:02 admin kernel: 3w-xxxx: scsi2: AEN: WARNING: ATA port timeout: Port #0.
Apr 19 00:59:27 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x1b, unit #0.
Apr 19 00:59:31 admin kernel: 3w-xxxx: scsi2: AEN: WARNING: ATA port timeout: Port #0.
Apr 19 00:59:56 admin kernel: 3w-xxxx: scsi2: Command failed: status = 0xc7, flags = 0x1b, unit #0.

And then reiserfs is going mad:

Apr 19 00:59:56 admin kernel:  I/O error: dev 08:11, sector 53320
Apr 19 00:59:56 admin kernel: journal-601, buffer write failed   
Apr 19 00:59:56 admin kernel: kernel BUG at prints.c:334!
Apr 19 00:59:56 admin kernel: invalid operand: 0000
Apr 19 00:59:56 admin kernel: CPU:    1
Apr 19 00:59:56 admin kernel: EIP:    0010:[reiserfs_panic+56/112]    Not tainted
Apr 19 00:59:56 admin kernel: EIP:    0010:[<c0188128>]    Not tainted
Apr 19 00:59:56 admin kernel: EFLAGS: 00010282
Apr 19 00:59:56 admin kernel: eax: 00000024   ebx: f6ce8c00   ecx: 00000001   edx: c02cb6cc
Apr 19 00:59:56 admin kernel: esi: 00000000   edi: f6ce8c00   ebp: 00000006   esp: c34f5eb8
Apr 19 00:59:56 admin kernel: ds: 0018   es: 0018   ss: 0018
Apr 19 00:59:56 admin kernel: Process kupdated (pid: 9, stackpage=c34f5000)
Apr 19 00:59:56 admin kernel: Stack: c029a58c c036c5c0 f6ce8c00 f8c136b4 c019352a f6ce8c00 c02a3220 00001000
Apr 19 00:59:56 admin kernel:        e32965c0 00000009 00000007 00000000 da2b6c80 00000000 00000014 dde3b000
Apr 19 00:59:56 admin kernel:        00000004 c01976a1 f6ce8c00 f8c136b4 00000001 00000006 f8c1c3c4 00000004
Apr 19 00:59:56 admin kernel: Call Trace:    [flush_commit_list+714/1104] [do_journal_end+1649/2976] [flush_old_commits+292/448] [reiserfs_write_super+112/128] [syn
Apr 19 00:59:56 admin kernel: Call Trace:    [<c019352a>] [<c01976a1>] [<c01968b4>] [<c0184e40>] [<c014894c>]
Apr 19 00:59:56 admin kernel:   [sync_old_buffers+60/176] [kupdate+253/320] [rest_init+0/96] [rest_init+0/96] [arch_kernel_thread+46/64] [kupdate+0/320]
Apr 19 00:59:56 admin kernel:   [<c01479ac>] [<c0147d1d>] [<c0105000>] [<c0105000>] [<c010581e>] [<c0147c20>]
Apr 19 00:59:56 admin kernel: 

Apr 19 00:59:56 admin kernel: Code: 0f 0b 4e 01 58 d4 29 c0 85 db 74 0e 0f b7 43 08 89 04 24 e8
Apr 19 00:59:56 admin kernel:  SCSI disk error : host 2 channel 0 id 0 lun 0 return code = 2   
Apr 19 00:59:56 admin kernel:  I/O error: dev 08:11, sector 285225664
Apr 19 00:59:56 admin kernel:  I/O error: dev 08:11, sector 285225672
Apr 19 00:59:56 admin kernel: SCSI disk error : host 2 channel 0 id 0 lun 0 return code = 2
Apr 19 00:59:56 admin kernel:  I/O error: dev 08:11, sector 285226176
Apr 19 00:59:56 admin kernel:  I/O error: dev 08:11, sector 285226184
Apr 19 00:59:56 admin kernel: SCSI disk error : host 2 channel 0 id 0 lun 0 return code = 2
Apr 19 00:59:56 admin kernel:  I/O error: dev 08:11, sector 285225920
Apr 19 00:59:56 admin kernel:  I/O error: dev 08:11, sector 285225928
Apr 19 00:59:56 admin kernel: SCSI disk error : host 2 channel 0 id 0 lun 0 return code = 2
Apr 19 00:59:56 admin kernel:  I/O error: dev 08:11, sector 285226432
Apr 19 00:59:56 admin kernel:  I/O error: dev 08:11, sector 285226440
Apr 19 00:59:56 admin kernel: SCSI disk error : host 2 channel 0 id 0 lun 0 return code = 2
Apr 19 00:59:56 admin kernel:  I/O error: dev 08:11, sector 285226688
Apr 19 00:59:56 admin kernel:  I/O error: dev 08:11, sector 285226696
Apr 19 00:59:56 admin kernel: SCSI disk error : host 2 channel 0 id 0 lun 0 return code = 2
Apr 19 00:59:56 admin kernel:  I/O error: dev 08:11, sector 285226944
Apr 19 00:59:56 admin kernel:  I/O error: dev 08:11, sector 285226952
Apr 19 01:00:00 admin kernel: 3w-xxxx: scsi2: AEN: WARNING: ATA port timeout: Port #0.

Things turn out a bit more complicated as you may notice ...

Regards,
Stephan



  reply	other threads:[~2003-04-19 17:55 UTC|newest]

Thread overview: 74+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-04-19 16:04 Are linux-fs's drive-fault-tolerant by concept? Stephan von Krawczynski
2003-04-19 15:29 ` Alan Cox
2003-04-19 17:00   ` Stephan von Krawczynski
2003-04-19 22:04     ` Alan Cox
2003-04-20 16:24       ` Stephan von Krawczynski
2003-04-20 13:59     ` John Bradford
2003-04-20 16:55       ` Stephan von Krawczynski
2003-04-20 17:12         ` John Bradford
2003-04-20 17:21           ` Stephan von Krawczynski
2003-04-20 18:48             ` Alan Cox
2003-04-20 20:00               ` John Bradford
2003-04-21  1:51                 ` jw schultz
2003-04-19 21:13   ` Jos Hulzink
2003-04-20 16:07     ` Stephan von Krawczynski
2003-04-20 16:40       ` John Bradford
2003-04-20 17:01         ` Stephan von Krawczynski
2003-04-20 17:20           ` John Bradford
2003-04-21  9:32             ` Stephan von Krawczynski
2003-04-21  9:55               ` John Bradford
2003-04-21 11:24                 ` Stephan von Krawczynski
2003-04-21 11:50                   ` Alan Cox
2003-04-21 12:14                   ` John Bradford
2003-04-19 16:22 ` John Bradford
2003-04-19 16:36   ` Russell King
2003-04-19 16:45     ` John Bradford
2003-04-19 16:52   ` Stephan von Krawczynski
2003-04-19 20:04     ` John Bradford
2003-04-19 20:33       ` Andreas Dilger
2003-04-21  9:25         ` Denis Vlasenko
2003-04-21  9:42           ` John Bradford
2003-04-21 10:25             ` Stephan von Krawczynski
2003-04-21 10:50               ` John Bradford
2003-04-19 20:38       ` Stephan von Krawczynski
2003-04-20 14:21         ` John Bradford
2003-04-21  9:09           ` Denis Vlasenko
2003-04-21  9:35             ` John Bradford
2003-04-21 11:03               ` Stephan von Krawczynski
2003-04-21 12:04                 ` John Bradford
2003-04-21 11:22               ` Denis Vlasenko
2003-04-21 11:46                 ` Stephan von Krawczynski
2003-04-21 12:13                 ` John Bradford
2003-04-19 20:05     ` John Bradford
2003-04-19 23:13     ` Arnaldo Carvalho de Melo
2003-04-19 17:54   ` Felipe Alfaro Solana
2003-04-25  0:07   ` Stewart Smith
2003-04-25  0:52     ` Richard B. Johnson
2003-04-25  7:13       ` John Bradford
     [not found] ` <20030419161011$0136@gated-at.bofh.it>
2003-04-19 17:18   ` Florian Weimer
2003-04-19 18:07     ` Stephan von Krawczynski [this message]
2003-04-19 18:41       ` Dr. David Alan Gilbert
2003-04-19 20:56         ` Helge Hafting
2003-04-19 21:15           ` Valdis.Kletnieks
2003-04-20 10:51             ` Helge Hafting
2003-04-20 19:04               ` Valdis.Kletnieks
2003-04-19 21:57         ` Alan Cox
2003-04-20 10:09         ` Geert Uytterhoeven
2003-04-21  8:37         ` Denis Vlasenko
2003-05-05 12:38         ` Pavel Machek
2003-04-19 22:02     ` Alan Cox
2003-04-20  8:41       ` Arjan van de Ven
2003-04-25  0:11     ` Stewart Smith
2003-04-20 15:06 Chuck Ebbert
2003-04-20 15:19 ` John Bradford
2003-04-20 17:03 Chuck Ebbert
2003-04-20 17:25 ` John Bradford
2003-04-20 17:28 Chuck Ebbert
2003-04-21  9:36 ` Stephan von Krawczynski
2003-04-20 17:28 Chuck Ebbert
2003-04-20 17:44 Chuck Ebbert
2003-04-20 17:44 Chuck Ebbert
     [not found] <mail.linux.kernel/20030420185512.763df745.skraw@ithnet.com>
     [not found] ` <03Apr21.020150edt.41463@gpu.utcc.utoronto.ca>
2003-04-21 11:19   ` Stephan von Krawczynski
2003-04-21 11:52     ` Alan Cox
2003-04-21 14:14     ` Valdis.Kletnieks
2003-05-06  7:03       ` Mike Fedyk

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