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Date:      Thu, 2 Mar 2006 09:27:24 -0500
From:      Mikhail Teterin <mi+kde@aldan.algebra.com>
To:        Dmitry Pryanishnikov <dmitry@atlantis.dp.ua>
Cc:        sos@freebsd.org, Julian Elischer <julian@elischer.org>, Brian Candler <B.Candler@pobox.com>, current@freebsd.org
Subject:   Re: pitiful performance of an SATA150 drive
Message-ID:  <200603020927.25605@aldan>
In-Reply-To: <20060302104004.E83093@atlantis.atlantis.dp.ua>
References:  <200603010505.k2155HfQ003205@aldan.algebra.com> <200603011634.19617.mi%2Bmx@aldan.algebra.com> <20060302104004.E83093@atlantis.atlantis.dp.ua>

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On Thursday 02 March 2006 03:42 am, Dmitry Pryanishnikov wrote:
= On Wed, 1 Mar 2006, Mikhail Teterin wrote:
= > Let's not get distracted. dd using bs=1m is still limited to 7Mb/s on
= > writing.
= 
=    BTW, what CPU utilization numbers does "systat -vm" show during the
= writing? In other words, is this issue (slow writing) CPU-bounded or
= device-bounded?

Device. There is very little CPU-load. The CPU is a dual-core Opteron @2.2MHz.

	-mi



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