linux-kernel - Re: What does this scsi error mean ?

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Message-ID: <20070115233504.GA63539@dspnet.fr.eu.org>
Date:	Tue, 16 Jan 2007 00:35:05 +0100
From:	Olivier Galibert <galibert@...ox.com>
To:	Stefan Richter <stefanr@...6.in-berlin.de>
Cc:	"Hack inc." <linux-kernel@...r.kernel.org>
Subject: Re: What does this scsi error mean ?

On Tue, Jan 16, 2007 at 12:27:17AM +0100, Stefan Richter wrote:
> On 15 Jan, Olivier Galibert wrote:
> > sd 0:0:0:0: SCSI error: return code = 0x08000002
> > sda: Current: sense key: Hardware Error
> >     ASC=0x42 ASCQ=0x0
> 
> The Additional Sense Code means "power-on or self-test failure" FWIW.
> (SPC-4 annex D)

Given that happens between 3 days to a week after bootup on the root
drive, it's obviously not the "power on" part.  It's kinda annoying
nothing appears in the smart logs though:

smartctl version 5.36 [x86_64-redhat-linux-gnu] Copyright (C) 2002-6 Bruce Allen
Home page is http://smartmontools.sourceforge.net/

Device: IBM-ESXS ST936701LC    FN Version: B41D
Serial number: 3LC0C8P000007647WLMV
Device type: disk
Transport protocol: Parallel SCSI (SPI-4)
Local Time is: Tue Jan 16 00:33:09 2007 CET
Device supports SMART and is Enabled
Temperature Warning Enabled
SMART Health Status: OK

Current Drive Temperature:     33 C
Drive Trip Temperature:        60 C
Elements in grown defect list: 0
Vendor (Seagate) cache information
  Blocks sent to initiator = 16206797
  Blocks received from initiator = 83607272
  Blocks read from cache and sent to initiator = 3311410
  Number of read and write commands whose size <= segment size = 2801896
  Number of read and write commands whose size > segment size = 0
Vendor (Seagate/Hitachi) factory information
  number of hours powered up = 533.07
  number of minutes until next internal SMART test = 112

Error counter log:
           Errors Corrected by           Total   Correction     Gigabytes    Total
               ECC          rereads/    errors   algorithm      processed    uncorrected
           fast | delayed   rewrites  corrected  invocations   [10^9 bytes]  errors
read:      10474        0         0     10474      10474         61.360           0
write:         0        0         0         0          0         58.647           2

Non-medium error count:  1457822

SMART Self-test log
Num  Test              Status                 segment  LifeTime  LBA_first_err [SK ASC ASQ]
     Description                              number   (hours)
# 1  Background long   Completed                   -     407                 - [-   -    -]
# 2  Background short  Completed                   -     243                 - [-   -    -]

Long (extended) Self Test duration: 793 seconds [13.2 minutes]


  OG.

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