From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ansgar Knappheide Subject: Re: sata_promise issue with SATA 300 TX4 (PDC40718) Date: Mon, 30 Oct 2006 13:39:13 +0100 Message-ID: <4545F271.7070805@gmx.de> References: <200610291310.01120.tbaumgartner@swissonline.ch> <4544EEC5.2020808@gmx.de> <200610292051.12066.tbaumgartner@swissonline.ch> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail.gmx.net ([213.165.64.20]:19424 "HELO mail.gmx.net") by vger.kernel.org with SMTP id S932173AbWJ3MjU (ORCPT ); Mon, 30 Oct 2006 07:39:20 -0500 In-Reply-To: <200610292051.12066.tbaumgartner@swissonline.ch> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: linux-ide@vger.kernel.org Theo Baumgartner schrieb: > Ansgar Knappheide schrieb: > >> I have seen this error message on all versions of kernel 2.6 since the >> beginning and also on kernel 2.4 and asked about this error message some >> time ago, but didn't get an answer. >> It happens on heavy random access (heavy headmovement) on disk but also >> on fsck(.ext3). Since kernel 2.16 or 2.6.17 (since printing "Info >> fld=xxxxxx) this error message is getting rare. >> P.S. I've never seen any data corruption, so this is not a serious error >> for me , but might be for others. >> > > Is this only limited to sata_promise or are there also other sata/pata drivers > that have this type of error message? > There has to be a reason for this message. Is the controller/disk telling the > kernel "stop pushing me or i will loose data"? > > I don't know, if there are other drivers, cause for my pata drives I use the "old" ide via82cxxx driver not libata pata and there I don't get any error messages of this type. > And is there realy _no_ data corruption? This fileserver should store my > picture archive and i don't/can't do every day/week backups. And as long as i get > this message i don't trust this machine/controller/disk/kernel/driver/whatever. > I have seen no really no data corruption, not even under heavy load and I am using the SATAII150 TX4 (I think the driver makes no difference between your and my controller except the the transfer rate) controller about a year without any problems on my productions system. I guess this error, means something like "timeout on last command, tryed again with success" or similar. I hope any of the driver programmers will soon, get on this (I'm still waiting for ATAPI support on this driver, cause I extra bought a SATA dvdwriter to be ready for future). Ansgar Knappheide