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Date: Sun, 22 May 2005 12:26:56 -0700 (PDT)
From: Doug White <dwhite@gumbysoft.com>
To: Danny Braniss <danny@cs.huji.ac.il>
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Cc: Carl Makin <carl@xena.IPAustralia.gov.au>, freebsd-stable@freebsd.org,
	mjacob@freebsd.org
Subject: Re: Dell PowerEdge 1855 
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On Sun, 22 May 2005, Danny Braniss wrote:

> > > Hi Doug,
> > >
> > > Sorry for taking so long to reply on this, been on 3 weeks leave...
> > >
> > > On Fri, 8 Apr 2005, Doug White wrote:
> > >
> > > > On Wed, 6 Apr 2005, Carl Makin wrote:
> > >
> > > > > The boot sequence will hang if the USB drive is attached at boot.  There
> > >
> > > > It seems to be acting like Uthe USB controller isn't getting interrupts.
> > > > Does the problem recur on the installed system?
> > >
> > > Yes it did however that chassis and the servers were a test loaner and
> > > have been returned.  We have decided to go with the 1855 though (our
> > > windows guy was *very* enthusiastic about them) and when they arrive I'll
> > > run the tests you suggested.
> > >
> > > Thanks!
> >
> > so now i'm testing one too :-), any nice things to say about this blade?
> > while trying out the scsi the blade panics :-)
> > and as to cpu/memory power, it seems to be slower than the pe-1750
> >
> > danny
>
> nothing like talking to oneself :-)
>
> i disabled the mirrowing, and now the disk io is nice, and more importanly, the
> system does not panic, i guess the mpt/(aka da0: <DELL VIRTUAL DISK  IM 1998>) needs some work still :-)

The mpt driver has some issues. I have an IBM machine that freaks out
similiarly if the integrated mirroring is enabled.  However IM works
properly on other machines, so YMMV :)

-- 
Doug White                    |  FreeBSD: The Power to Serve
dwhite@gumbysoft.com          |  www.FreeBSD.org