From owner-freebsd-scsi Fri Feb 20 21:28:46 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id VAA00208 for freebsd-scsi-outgoing; Fri, 20 Feb 1998 21:28:46 -0800 (PST) (envelope-from owner-freebsd-scsi@FreeBSD.ORG) Received: from narnia.plutotech.com (narnia.plutotech.com [206.168.67.130]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id VAA00198 for ; Fri, 20 Feb 1998 21:28:43 -0800 (PST) (envelope-from gibbs@narnia.plutotech.com) Received: (from gibbs@localhost) by narnia.plutotech.com (8.8.8/8.7.3) id WAA27892; Fri, 20 Feb 1998 22:25:42 -0700 (MST) Date: Fri, 20 Feb 1998 22:25:42 -0700 (MST) From: "Justin T. Gibbs" Message-Id: <199802210525.WAA27892@narnia.plutotech.com> To: Leo Papandreou cc: scsi@FreeBSD.ORG Subject: Re: very slow scsi performance Newsgroups: pluto.freebsd.scsi In-Reply-To: <3.0.3.32.19980217205530.0071563c@mail> <199802180725.AAA08524@pluto.plutotech.com> <19980218190936.17836@homer.supersex.com> User-Agent: tin/pre-1.4-971204 (UNIX) (FreeBSD/3.0-CURRENT (i386)) Sender: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > This is a big SCSI-I clunker but I've since installed 3 other Atlas > II's alongside old faithful without any hiccups. Granted, the newer > 10,000 RPM IBMs spin faster but 7200 rpm is none too shabby. The Atlas I did pretty well. The Atlas II has a nasty problem with the queue full condition that can render tagged queuing useless unless your queuing algorithm is smart. I'm hopeful that they will fix it for the Atlas III, but even if they don't, CAM knows how to deal with this particular type of problem. -- Justin To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message