From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robert Hancock Subject: Re: [2.6.21.1] SATA freeze Date: Sat, 12 May 2007 19:02:38 -0600 Message-ID: <464663AE.6040409@shaw.ca> References: <46460C1B.6000609@shaw.ca> <464610F7.6030202@redhotpenguin.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from shawidc-mo1.cg.shawcable.net ([24.71.223.10]:38859 "EHLO pd2mo2so.prod.shaw.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756451AbXEMBCl (ORCPT ); Sat, 12 May 2007 21:02:41 -0400 In-reply-to: <464610F7.6030202@redhotpenguin.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Fred Moyer Cc: linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org Fred Moyer wrote: >> This appears to be a different problem. Something is issuing >> SMART-related commands (smartd or smartctl perhaps) which the drive >> seems to be reacting strangely to. It apparently completed the command >> but never raised DRQ to request any data being transferred even though >> we expected it to. Maybe SMART is disabled on the drive and that's >> causing it to just toss these commands? CCing linux-ide in case anyone >> knows what would cause this. > > Here's smartctl -a for this drive - same output for both sda and sdb. > Smartd is currently running. Any advice appreciated. > > Previously on 2.6.15 I was seeing sdb remount as readonly under heavy > i/o. I have not seen that issue yet with 2.6.21 (with Robert's patch > from May 5th for sata_nv), but that occurrence of remounts read-only was > infrequently, so that issue may be solved. > > app2 ~ # smartctl -a /dev/sda > smartctl version 5.36 [x86_64-pc-linux-gnu] Copyright (C) 2002-6 Bruce > Allen > Home page is http://smartmontools.sourceforge.net/ > > Device: ATA ST3808110AS Version: n/a > Serial number: 5LR8895K > Device type: disk > Local Time is: Sat May 12 12:05:58 2007 PDT > Device does not support SMART > > Error Counter logging not supported > > [GLTSD (Global Logging Target Save Disable) set. Enable Save with '-S on'] > Device does not support Self Test logging > Sounds like SMART is likely disabled on that drive. You can try doing "smartctl -s on /dev/sda" and see if that will turn it on. -- Robert Hancock Saskatoon, SK, Canada To email, remove "nospam" from hancockr@nospamshaw.ca Home Page: http://www.roberthancock.com/