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Date: Thu, 01 Sep 2005 07:37:40 -0600
From: Scott Long <scottl@samsco.org>
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To: Alexander Ilin <kalend@ripn.net>
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Cc: freebsd-scsi@freebsd.org
Subject: Re: Slow speed detection for mpt0 (LSI 1030) for 5.4
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Alexander Ilin wrote:
>  Hello,
> 
> I have so strange problem with SCSI disks at my new Intel Server SR2400JR2.
> I have 4 same disks from one vendor. When I am starting FreeBSD 5.4 (I've
> update to last stable version and have no changes with my problem), the 
> last disk working at lowest possible speed. After manual command 
> 'camcontrol reset 0' it began to work normally. If I remove one of the disks
> before first start - all working fine. Here is my dmesg.boot:
> 

This problem was fixed by a massive overhaul of the driver recently. 
The changes are in 6-STABLE and 7-CURRENT, but you should be able to
apply them to 5-STABLE by just copying the /sys/dev/mpt directory from
a HEAD/7-CURRENT tree to your 5-STABLE tree, and recompiling.

Scott