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Date:      Wed, 1 Aug 2001 09:08:29 +1200
From:      Joerg Micheel <joerg@cs.waikato.ac.nz>
To:        Mike Smith <msmith@freebsd.org>
Cc:        "Jose M. Alcaide" <jose@we.lc.ehu.es>, hardware@freebsd.org
Subject:   Re: 3ware Escalade 7xxx supported?
Message-ID:  <20010801090829.B17381@cs.waikato.ac.nz>
In-Reply-To: <200107310755.f6V7thd01635@mass.dis.org>; from msmith@freebsd.org on Tue, Jul 31, 2001 at 12:55:43AM -0700
References:  <3B6597A3.2EDC3A9C@we.lc.ehu.es> <200107310755.f6V7thd01635@mass.dis.org>

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On Tue, Jul 31, 2001 at 12:55:43AM -0700, Mike Smith wrote:
> > I did a simple read performance test (dd if=/dev/twed0 of=/dev/null bs=64k)
> > and I got about 55 MB/s. Hey, that's good :-)
> 
> Yes. 8)

What do people do if they need 60, 90 or 120 MByte/sec throughput ?
I have done some experiments with SCSI and there appears to be a
cap around 80 MByte/sec, regardless how many disks or controllers
are involved (not a strict FreeBSD problem, only).

	Joerg
-- 
Joerg B. Micheel			Email: <joerg@cs.waikato.ac.nz>
WAND and NLANR MOAT			Email: <joerg@nlanr.net>
The University of Waikato, CompScience	Phone: +64 7 8384794
Private Bag 3105			Fax:   +64 7 8585095
Hamilton, New Zealand			Plan:  PMA, TINE and the DAG's

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