From owner-freebsd-bugs@FreeBSD.ORG Thu Mar 17 20:40:03 2005 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 2B3EE16A4CE for ; Thu, 17 Mar 2005 20:40:03 +0000 (GMT) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id D558043D2F for ; Thu, 17 Mar 2005 20:40:02 +0000 (GMT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.13.3/8.13.3) with ESMTP id j2HKe2lj099024 for ; Thu, 17 Mar 2005 20:40:02 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.13.3/8.13.1/Submit) id j2HKe2TZ099023; Thu, 17 Mar 2005 20:40:02 GMT (envelope-from gnats) Resent-Date: Thu, 17 Mar 2005 20:40:02 GMT Resent-Message-Id: <200503172040.j2HKe2TZ099023@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Andrew Korovin Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id C988216A4CE for ; Thu, 17 Mar 2005 20:32:00 +0000 (GMT) Received: from www.freebsd.org (www.freebsd.org [216.136.204.117]) by mx1.FreeBSD.org (Postfix) with ESMTP id AA5D243D49 for ; Thu, 17 Mar 2005 20:32:00 +0000 (GMT) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.13.1/8.13.1) with ESMTP id j2HKW0tJ041353 for ; Thu, 17 Mar 2005 20:32:00 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.13.1/8.13.1/Submit) id j2HKW0Si041352; Thu, 17 Mar 2005 20:32:00 GMT (envelope-from nobody) Message-Id: <200503172032.j2HKW0Si041352@www.freebsd.org> Date: Thu, 17 Mar 2005 20:32:00 GMT From: Andrew Korovin To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-2.3 Subject: kern/78956: Only one write operation attempted on RAID0 (HPT370) before giving up X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 17 Mar 2005 20:40:03 -0000 >Number: 78956 >Category: kern >Synopsis: Only one write operation attempted on RAID0 (HPT370) before giving up >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Thu Mar 17 20:40:02 GMT 2005 >Closed-Date: >Last-Modified: >Originator: Andrew Korovin >Release: FreeBSD 5.2.1-p13 >Organization: FreeSide`s Software, Inc. >Environment: FreeBSD freeside.pp.ru 5.3-RELEASE-p5 FreeBSD 5.3-RELEASE-p5 #0: Fri Feb 4 04:28:14 MSK 2005 root@freeside.pp.ru:/usr/obj/usr/src/sys/FreeSide i386 >Description: When FreeBSD kernel writes to the RAID array (in my case - HPT370, RAID0, /dev/ar0) looks like it tries only one write operation and, in case of failure, it complains about error (ar0 - broken array). After that it's nearly impossible to recover my RAID array. It would be much better if kernel first retry a write operation at least three or more times and only then give up. Looks like it was so in FreeBSD 5.2.1 but somewhy it has changed in FreeBSD 5.3 >How-To-Repeat: Sample: ataidle -S 1 2 0 (disk in raid0) or more. >Fix: >Release-Note: >Audit-Trail: >Unformatted: