From: Michael Tokarev <mjt@tls.msk.ru>
To: linux-raid@vger.kernel.org
Subject: Re: Kernel 2.6.23.9 / P35 Chipset + WD 750GB Drives (reset port)
Date: Mon, 03 Dec 2007 00:25:09 +0300 [thread overview]
Message-ID: <475322B5.9020504@msgid.tls.msk.ru> (raw)
In-Reply-To: <20071202221418.6f269022@absurd>
> Justin Piszcz said: (by the date of Sun, 2 Dec 2007 04:11:59 -0500 (EST))
>
>> The badblocks did not do anything; however, when I built a software raid 5
>> and the performed a dd:
>>
>> /usr/bin/time dd if=/dev/zero of=fill_disk bs=1M
>>
>> I saw this somewhere along the way:
>>
>> [42332.936706] ata5.00: spurious completions during NCQ issue=0x0
>> SAct=0x7000 FIS=004040a1:00000800
>> [42333.240054] ata5: soft resetting port
There's some (probably timing-related) bug with spurious completions
during NCQ. Alot of people are seeing this same effect with different
drives and controllers. Tejun is working on it. It's different to
reproduce.
Search for "spurious completion" - there are many hits...
/mjt
next prev parent reply other threads:[~2007-12-02 21:25 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-01 11:26 Kernel 2.6.23.9 / P35 Chipset + WD 750GB Drives (reset port) Justin Piszcz
2007-12-01 12:13 ` Jan Engelhardt
2007-12-01 12:23 ` Justin Piszcz
2007-12-01 16:47 ` Janek Kozicki
2007-12-01 16:55 ` Justin Piszcz
2007-12-02 9:11 ` Justin Piszcz
2007-12-02 21:14 ` Janek Kozicki
2007-12-02 21:21 ` Justin Piszcz
2007-12-02 21:25 ` Michael Tokarev [this message]
2007-12-02 21:32 ` Justin Piszcz
2007-12-10 8:23 ` Tejun Heo
2007-12-01 18:44 ` Bill Davidsen
2007-12-10 8:14 ` Tejun Heo
2007-12-13 22:27 ` Bill Davidsen
2007-12-06 22:00 ` Andrew Morton
2007-12-06 22:38 ` Justin Piszcz
2007-12-06 23:05 ` Andrew Morton
[not found] <fa.hhS4g1h0uppt8Xx/ZZfNNQfAv1Q@ifi.uio.no>
2007-12-01 20:08 ` Robert Hancock
[not found] ` <fa.YIWyRfjQw18aIH2fKaze37Gwuzo@ifi.uio.no>
[not found] ` <fa.ib4H8TQ3raADIWdsEBy+eSL/1RU@ifi.uio.no>
[not found] ` <fa.S4u1AwoYnqrSuegcUaP78D3SFXQ@ifi.uio.no>
[not found] ` <fa.H1nTe/xQV/oyEMTHAkOjqgqu7jY@ifi.uio.no>
[not found] ` <fa.YpQ6xCPOijQOCKsLJr1SDINFURI@ifi.uio.no>
2007-12-05 1:26 ` Robert Hancock
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