From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Lord Subject: Re: [smartmontools-support] SATA drive reset/disable events on ICH7 ata_piix when polling SMART info Date: Fri, 05 Feb 2010 16:47:31 -0500 Message-ID: <4B6C91F3.5090809@teksavvy.com> References: <4B6C2635.105@buttersideup.com> <4B6C2BC8.7000609@buttersideup.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from ironport2-out.teksavvy.com ([206.248.154.181]:9110 "EHLO ironport2-out.pppoe.ca" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S933322Ab0BEVrf (ORCPT ); Fri, 5 Feb 2010 16:47:35 -0500 In-Reply-To: <4B6C2BC8.7000609@buttersideup.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Tim Small Cc: Justin Piszcz , "smartmontools-support@lists.sourceforge.net" , linux-ide@vger.kernel.org Tim Small wrote: > Justin Piszcz wrote: >> I have seen people report similar problems with the following drives: >> >> 1 - Velociraptors (me/others) (don't work at all in raid correctly) >> http://forums.storagereview.com/index.php/topic/27303-velociraptor-premature-failure-rate-bad-drives-premature-to-market/ >> >> 2 - Green Drives (search this list, there are similar problems) in Linux. >> >> I have Caviar Black and WD RE3, they work OK in Linux. > > OK, but: > > 1. Unlike the link you sent, there's nothing suspicious in any of the > SMART attributes on any of the four drives - no bad sectors or other > errors i.e. the following raw values are all zero on the WD drive which > I've been stressing: > > Raw_Read_Error_Rate > Reallocated_Sector_Ct > Seek_Error_Rate > Spin_Retry_Count > Calibration_Retry_Count > Reallocated_Event_Count > Current_Pending_Sector > Offline_Uncorrectable > UDMA_CRC_Error_Count > Multi_Zone_Error_Rate > > ... as well as empty SMART errors logs. > > > 2. A few failures were seen with the Seagate drives as well (see last > bits of the email), similarly with no apparent bad SMART attributes. .. I have observed (and reported) the same issue in the past, on Hitachi and Seagate drives. The only constants seem to be libata and ICH7/8. We must have a bug somewhere in there. -ml