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From: Vivek Khera <vivek@khera.org>
Date: Mon, 6 Mar 2006 10:41:24 -0500
To: FreeBSD AMD list <freebsd-amd64@freebsd.org>
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Subject: Re: major pita w/LSI Tyan TA26 combo
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On Mar 5, 2006, at 2:39 PM, Ken Gunderson wrote:

> And.. my original issues that I opened w/LSI and Tyan was w/, you
> guessed it, position 0.  Of course Tyan reports that I'm the only one
> reporting such problems...

how interesting....

>
>> The funny thing is that and Adaptec 2230SLP card has no issues with
>> the array whatsoever.  I've not had problems with LSI cards on risers
>> before.
>
>> From myunderstanding from talking to LSI support Adaptec cards will
> automatically drop to U160 if they can't keep up w/U320??

they told me this too.  however, if i query the card with aaccli, it  
reports every device is running at 320 speed.  So someone/something  
is not entirely truthful.

however, the speed of the adaptec is about 80% that of the LSI  
according to diskinfo tests.