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Date:      Mon, 11 Dec 2006 16:52:19 +0000
From:      Alex Zbyslaw <xfb52@dial.pipex.com>
To:        freebsd-hardware <freebsd-hardware@freebsd.org>
Subject:   Re: Dell 1900 and SATA
Message-ID:  <457D8CC3.1010409@dial.pipex.com>
In-Reply-To: <1165851130.32069.22.camel@picard.scorec.rpi.edu>
References:  <4575AF9B.50507@dial.pipex.com> <1165851130.32069.22.camel@picard.scorec.rpi.edu>

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Adam Todorski wrote:

>I have a PowerEdge 860 with the SAS 5i/R controller in it and it works
>fine with 6.2-RC1 (uses MPT + direct access SCSI modules).  One thing
>that I have noticed, however, is that when testing performance under
>Bonnie++ the write times (both characters and blocks) are slow
>(~6.5MB/sec).  I have not tried making multiple RAID volumes, which I
>hear is an issue with this controller + fBSD.
>  
>
That's brilliant; thanks so much for checking this out.  I can google 
for mpt to see what the current state of play is.

I'm presuming you tried either straight disks or a RAID-1 for the bonnie 
tests?

Do you have a record of exactly which LSI controller it is?  May not 
matter that much but just in case...

Thanks again,

--Alex

PS Can't email you directly as apparently your mail relay doesn't like 
my ISP's spam record, which I can't do much about :-(





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