From owner-freebsd-scsi@FreeBSD.ORG Tue Jul 22 14:22:43 2003 Return-Path: Delivered-To: freebsd-scsi@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 2074437B401; Tue, 22 Jul 2003 14:22:43 -0700 (PDT) Received: from magic.adaptec.com (magic-mail.adaptec.com [208.236.45.100]) by mx1.FreeBSD.org (Postfix) with ESMTP id 5240743FBF; Tue, 22 Jul 2003 14:22:42 -0700 (PDT) (envelope-from gibbs@scsiguy.com) Received: from redfish.adaptec.com (redfish.adaptec.com [162.62.50.11]) by magic.adaptec.com (8.11.6/8.11.6) with ESMTP id h6MLMfo11810; Tue, 22 Jul 2003 14:22:41 -0700 Received: from [10.100.253.70] (aslan.btc.adaptec.com [10.100.253.70]) by redfish.adaptec.com (8.8.8p2+Sun/8.8.8) with ESMTP id OAA10469; Tue, 22 Jul 2003 14:22:41 -0700 (PDT) Date: Tue, 22 Jul 2003 15:24:22 -0600 From: "Justin T. Gibbs" To: Don Lewis , ray.taft@jupiterhosting.com Message-ID: <625822704.1058909061@aslan.btc.adaptec.com> In-Reply-To: <200307150209.h6F29mM7028468@gw.catspoiler.org> References: <200307150209.h6F29mM7028468@gw.catspoiler.org> X-Mailer: Mulberry/3.1.0b3 (Linux/x86) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline cc: freebsd-scsi@freebsd.org Subject: Re: Adaptec 2120S Errors X-BeenThere: freebsd-scsi@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: "Justin T. Gibbs" List-Id: SCSI subsystem List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Jul 2003 21:22:43 -0000 > Under extreme load one of my Seagate SCSI drives will defer some > commands "forever", until CAM times out the command and resets the drive > and/or the SCSI bus. CAM issues a periodic ordered tag to avoid this problem. This should work on any drive that honors the ordered tag attribute. -- Justin