From owner-freebsd-hackers Wed Apr 10 18:41:26 1996 Return-Path: owner-hackers Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id SAA25494 for hackers-outgoing; Wed, 10 Apr 1996 18:41:26 -0700 (PDT) Received: from dyson.iquest.net (dyson.iquest.net [198.70.144.127]) by freefall.freebsd.org (8.7.3/8.7.3) with ESMTP id SAA25486 for ; Wed, 10 Apr 1996 18:41:19 -0700 (PDT) Received: (from root@localhost) by dyson.iquest.net (8.7.5/8.6.9) id BAA06208; Thu, 11 Apr 1996 01:36:24 -0500 (EST) From: "John S. Dyson" Message-Id: <199604110636.BAA06208@dyson.iquest.net> Subject: Re: HDD cpu usage (IDE vs. SCSI). To: toor@dyson.iquest.net (John S. Dyson) Date: Thu, 11 Apr 1996 01:36:24 -0500 (EST) Cc: se@ZPR.Uni-Koeln.DE, bde@zeta.org.au, dutchman@spase.nl, freebsd-hackers@freebsd.org In-Reply-To: <199604101308.IAA00947@dyson.iquest.net> from "John S. Dyson" at Apr 10, 96 08:08:53 am X-Mailer: ELM [version 2.4 PL24 ME8] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-hackers@freebsd.org X-Loop: FreeBSD.org Precedence: bulk More disk/SCSI latency figures: ASUS P5-133 w/64MB (Triton) AHA3940 Quantum Atlas 2GB Command overhead is 428 usec (time_4096 = 825, time_8192 = 1223) transfer speed is 1.03074e+07 bytes/sec Quantum Atlas 4GB Command overhead is 461 usec (time_4096 = 884, time_8192 = 1308) transfer speed is 9.66943e+06 bytes/sec