From owner-freebsd-scsi@FreeBSD.ORG Mon Feb 21 21:26:40 2011 Return-Path: Delivered-To: freebsd-scsi@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 0D8E91065672; Mon, 21 Feb 2011 21:26:40 +0000 (UTC) (envelope-from joachim@tingvold.com) Received: from smtp.domeneshop.no (smtp.domeneshop.no [194.63.248.54]) by mx1.freebsd.org (Postfix) with ESMTP id B76A28FC19; Mon, 21 Feb 2011 21:26:39 +0000 (UTC) Received: from aannecy-552-1-267-197.w92-157.abo.wanadoo.fr ([92.157.235.197] helo=new-host-2.home) by smtp.domeneshop.no with esmtpsa (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.72) (envelope-from ) id 1PrdHB-0006k3-LJ; Mon, 21 Feb 2011 22:26:38 +0100 Mime-Version: 1.0 (Apple Message framework v1076) Content-Type: text/plain; charset=us-ascii; format=flowed; delsp=yes From: Joachim Tingvold In-Reply-To: <20110221155041.GA37922@nargothrond.kdm.org> Date: Mon, 21 Feb 2011 22:26:31 +0100 Content-Transfer-Encoding: 7bit Message-Id: <3037190B-6CF2-4C8E-8350-5BA4F13456A8@tingvold.com> References: <070C12D5-A54F-4A48-A151-EBA16EF32A13@tingvold.com> <20110203221056.GA25389@nargothrond.kdm.org> <20110204180011.GA38067@nargothrond.kdm.org> <20110208201310.GA97635@nargothrond.kdm.org> <4A14FA28-6C9E-4F22-B7A3-4295ACD77719@tingvold.com> <20110218171619.GB78796@nargothrond.kdm.org> <318745DD-B5F4-4693-B3F2-22DF8D437349@tingvold.com> <20110221155041.GA37922@nargothrond.kdm.org> To: "Kenneth D. Merry" X-Mailer: Apple Mail (2.1076) Cc: freebsd-scsi@freebsd.org, Alexander Motin Subject: Re: mps0-troubles X-BeenThere: freebsd-scsi@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SCSI subsystem List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 21 Feb 2011 21:26:40 -0000 On Mon, Feb 21, 2011, at 16:50:41PM GMT+01:00, Kenneth D. Merry wrote: > Okay, good. It looks like it is running as designed. It is? It still terminating the commands, which I guess it shouldn't? mps0: (0:40:0) terminated ioc 804b scsi 0 state c xfer 0 > I'll probably just double the number of chain buffers and disable the > messages. > > From previous experiments, the problem is much less likely to occur > when > you have 2048 chain buffers, correct? It just doesn't display the 'out of chain'-errors, that's all I think. > What filesystem are you using by the way? ZFS. -- Joachim