From owner-freebsd-geom@FreeBSD.ORG Fri Jan 12 21:44:41 2007 Return-Path: X-Original-To: freebsd-geom@freebsd.org Delivered-To: freebsd-geom@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 625A916A509 for ; Fri, 12 Jan 2007 21:44:41 +0000 (UTC) (envelope-from arne_woerner@yahoo.com) Received: from web30304.mail.mud.yahoo.com (web30304.mail.mud.yahoo.com [209.191.69.66]) by mx1.freebsd.org (Postfix) with SMTP id 2B36413C43E for ; Fri, 12 Jan 2007 21:44:40 +0000 (UTC) (envelope-from arne_woerner@yahoo.com) Received: (qmail 12379 invoked by uid 60001); 12 Jan 2007 21:44:40 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; h=X-YMail-OSG:Received:Date:From:Subject:To:Cc:In-Reply-To:MIME-Version:Content-Type:Content-Transfer-Encoding:Message-ID; b=O6NjE4hFjoqULtCRW5NdQnnX51SquGti9RVu/DoGFAA+dWHbMgrPJDiSk9L2JA0xac+kn9rXvICwbM0GM3mn/vkyrpAni7gchwZmvdE0x2WtgLan7uHDPHHwxxas6xsCbG+dnW/mE4g6W5LrEXQOB8mhsbVf4ZerJQS+10F9JnQ=; X-YMail-OSG: iXYIgTkVM1lkmn1fVWWxeZEeqApE_FwSusmr8taXsbT7iu1vwQc7m856sBaQ2DWwZ1pMkd2WPFDvKwRKsRP0hw0j31.OHtF34kjLtdGFTZJ3KcDeCcxo6VfhWcgPLwWR5IPn2LgoEAJNFHg- Received: from [85.212.6.114] by web30304.mail.mud.yahoo.com via HTTP; Fri, 12 Jan 2007 13:44:40 PST Date: Fri, 12 Jan 2007 13:44:40 -0800 (PST) From: "R. B. Riddick" To: CyberLeo Kitsana In-Reply-To: <45A7FE3F.3040505@cyberleo.net> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Message-ID: <416255.11150.qm@web30304.mail.mud.yahoo.com> Cc: FreeBSD Geom Subject: Re: geom_raid5 livelock? X-BeenThere: freebsd-geom@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: GEOM-specific discussions and implementations List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 12 Jan 2007 21:44:41 -0000 --- CyberLeo Kitsana wrote: > http://home.cyberleo.net/cyberleo/workspace/Zip/graid5-testing.png > Aha... Looks like gmirror is quite busy, too, while idle at the same time... This might mean, that we have a new GEOM problem... > As shown in top, one rsync and one find process are stuck in biord > waiting for data from the filesystem, while the CPU is otherwise mostly > quiescent. I can't find evidence anywhere of what could be using the > raid5 and mirror providers so much, though. > Me, too... > The frozen processes are one locate database update (find) and one rsync > process copying data from an old backup machine to the new one. The > frozen processes do not respond to attempts to kill them until the > filesystem begins responding. > Hmm... Can u try without gmirror? :-) I mean: Just if it is not too complicated for u (I have no hard evidence, that gmirror is the cause of something)... > Also, tuning the sysctl had no effect prior to, nor during, the > livelock. Nothing new appeared in /var/log/messages while set to 1 or 2. > Hmm... That might show, that ur /etc/syslog.conf does not log every message... :-) Can u try the line "*.* /var/log/all" to /etc/syslog.conf (after editing that file, touch the log file ("touch /var/log/all") and then reload the syslogd conf ("/etc/rc.d/syslogd reload" or so))? -Arne ____________________________________________________________________________________ Do you Yahoo!? Everyone is raving about the all-new Yahoo! Mail beta. http://new.mail.yahoo.com