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From: Bob Bishop <rb@gid.co.uk>
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Date: Fri, 21 May 2010 11:50:38 +0100
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To: Charles Sprickman <spork@bway.net>
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Cc: freebsd-stable@freebsd.org
Subject: Re: 7.2 filesystem corruption
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On 21 May 2010, at 09:21, Charles Sprickman wrote:

> On Fri, 21 May 2010, Bob Bishop wrote:
>=20
>> Hi,
>>=20
>> On 21 May 2010, at 09:04, Charles Sprickman wrote:
>>=20
>>> Hello all,
>>>=20
>>> [...]I have a box (Dell PE 2970) running FreeBSD 7.2/amd-64.  6 GB =
of ECC RAM, and a Dell-branded LSI RAID controller (mpt driver). [tale =
of woe elided]
>>=20
>> For any case of spooky behaviour involving SCSI, make completely sure =
that the SCSI cabling is above suspicion. If it isn't, your sanity will =
be the first casualty.
>=20
> FWIW, this is SATA.  [etc]

I've had problems with some SATA drives either going `not ready' for a =
short time, or not going ready within the time expected by the =
controller. This can make some RAID controllers drop the disk for =
instance. As discussed elsewhere, error handling by some drivers leaves =
something to be desired.

--
Bob Bishop
rb@gid.co.uk