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Date:      Fri, 20 Sep 1996 12:24:09 -0700 (PDT)
From:      asami@freebsd.org (Satoshi Asami)
To:        freebsd-scsi@freebsd.org
Cc:        freebsd-scsi@freebsd.org, freebsd-current@freebsd.org, freebsd-isp@freebsd.org
Subject:   Re: Streamlogic RAID array benchmarks
Message-ID:  <199609201924.MAA14507@sunrise.cs.berkeley.edu>
In-Reply-To: <Pine.NEB.3.92.960917173042.7033P-100000@zap.io.org> (message from Brian Tao on Wed, 18 Sep 1996 18:12:07 -0400 (EDT))

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>             -------Sequential Output-------- ---Sequential Input-- --Random--
>             -Per Char- --Block--- -Rewrite-- -Per Char- --Block--- --Seeks---
>Machine   MB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU  /sec %CPU
>raid     100  1354 25.1  1308  4.5  1056  7.3  3059 55.9  3190 11.5 139.0  5.1
>single   100  3506 66.8  3429 12.0  1848 12.5  5367 99.1  6462 25.6 202.5  7.1

Just FYI, we've seen close to 30MB/s with ccd (no mirroring).  You
need two 2940?W's (or one 3940?W) and at least four disks though.

Satoshi



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