From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: Problems with controllers SATA chipset SIS Date: Tue, 12 Dec 2006 09:27:03 +0900 Message-ID: <457DF757.5060504@gmail.com> References: <1165860002.5304.2.camel@ka029.kachan> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from wx-out-0506.google.com ([66.249.82.238]:7267 "EHLO wx-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750771AbWLLA1L (ORCPT ); Mon, 11 Dec 2006 19:27:11 -0500 Received: by wx-out-0506.google.com with SMTP id h27so1729514wxd for ; Mon, 11 Dec 2006 16:27:10 -0800 (PST) In-Reply-To: <1165860002.5304.2.camel@ka029.kachan> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Fernando Faria Mariano Cc: linux-ide@vger.kernel.org Fernando Faria Mariano wrote: > Dec 2 02:26:11 localhost kernel: SCSI device sda: 312581808 512-byte hdwr sectors (160042 MB) > Dec 2 02:26:11 localhost kernel: sda: Write Protect is off > Dec 2 02:26:11 localhost kernel: sda: Mode Sense: 00 3a 00 00 > Dec 2 02:26:11 localhost kernel: SCSI device sda: drive cache: write back > Dec 2 02:28:32 localhost kernel: ata1.00: exception Emask 0x12 SAct 0x0 SErr 0x700401 action 0x2 SErr 0x700401 is... ERR.I : Recovered data integrity error ERR.P : Protocol error DIAG.H : Handshake error DIAG.C : CRC error DIAG.D : Disparity error So, you're suffering frequent transmission errors (not media). The probable causes are... * Wrong cabling (faulty cable, bad contacts) * Power fluctuation or other electromagnetic interference * Faulty hardware (controller and/or drive) Try to... * Reconnect whole thing. * Swap cables. * Swap drives. * Swap controller ports. * Swap power connectors. -- tejun