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Date:      Mon, 04 Sep 2000 13:17:54 -0700
From:      Mike Smith <msmith@freebsd.org>
To:        Mike Tancsa <mike@sentex.net>
Cc:        "FreeBSDHW" <freebsd-hardware@FreeBSD.ORG>
Subject:   Re: Problems installing 4.1 on 3ware RAID 5200 & 6200 
Message-ID:  <200009042017.NAA05211@mass.osd.bsdi.com>
In-Reply-To: Your message of "Mon, 04 Sep 2000 15:38:34 EDT." <4.2.2.20000904152548.03405b38@mail.sentex.net> 

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> >Newfs doesn't use aligned buffers...
> 
> Thanks for pointing this out. One thing that is not clear to me, how does 
> this explain the very poor performance in bonnie ? If the poor bonnie 
> results were being triggered by the alignment problem, would it not show 
> equally poor results in RAID0 mode as well ?

If the array was still initialising, bonnie's results would be pretty 
terrible as well.  Try creating an array and rebooting when it starts the 
profiling pass, and see if it fares any better for you.

-- 
... every activity meets with opposition, everyone who acts has his
rivals and unfortunately opponents also.  But not because people want
to be opponents, rather because the tasks and relationships force
people to take different points of view.  [Dr. Fritz Todt]




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