From owner-freebsd-stable@FreeBSD.ORG Mon May 3 09:38:16 2004 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 264A416A4CE; Mon, 3 May 2004 09:38:16 -0700 (PDT) Received: from smtp3.sentex.ca (smtp3.sentex.ca [64.7.153.18]) by mx1.FreeBSD.org (Postfix) with ESMTP id A159143D1D; Mon, 3 May 2004 09:38:15 -0700 (PDT) (envelope-from mike@sentex.net) Received: from avscan2.sentex.ca (avscan2.sentex.ca [199.212.134.19]) by smtp3.sentex.ca (8.12.11/8.12.10) with ESMTP id i43GcB8a074741; Mon, 3 May 2004 12:38:11 -0400 (EDT) (envelope-from mike@sentex.net) Received: from localhost (localhost [127.0.0.1]) by avscan2.sentex.ca (Postfix) with ESMTP id 9589959CAD; Mon, 3 May 2004 12:38:14 -0400 (EDT) Received: from avscan2.sentex.ca ([127.0.0.1]) by localhost (avscan2.sentex.ca [127.0.0.1]) (amavisd-new, port 10024) with SMTP id 43375-03; Mon, 3 May 2004 12:38:14 -0400 (EDT) Received: from lava.sentex.ca (pyroxene.sentex.ca [199.212.134.18]) by avscan2.sentex.ca (Postfix) with ESMTP id 7D43959CA7; Mon, 3 May 2004 12:38:14 -0400 (EDT) Received: from simian.sentex.net (simeon.sentex.ca [192.168.43.27]) by lava.sentex.ca (8.12.11/8.12.11) with ESMTP id i43GcD6t089878; Mon, 3 May 2004 12:38:13 -0400 (EDT) (envelope-from mike@sentex.net) Message-Id: <6.0.3.0.0.20040503123514.07142288@64.7.153.2> X-Sender: mdtpop@64.7.153.2 (Unverified) X-Mailer: QUALCOMM Windows Eudora Version 6.0.3.0 Date: Mon, 03 May 2004 12:39:00 -0400 To: Scott Long From: Mike Tancsa In-Reply-To: <409658B6.6030208@freebsd.org> References: <40965292.2040608@freebsd.org> <6.0.3.0.0.20040503101628.0831adb8@64.7.153.2> <40965696.4030505@freebsd.org> <6.0.3.0.0.20040503103007.066bfff0@64.7.153.2> <409658B6.6030208@freebsd.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed X-Virus-Scanned: by amavisd-new X-Virus-Scanned: by amavisd-new at (avscan2) sentex.ca cc: Vinod Kashyap cc: freebsd-stable@freebsd.org Subject: Re: [PATCH] Fix for 3ware driver X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 03 May 2004 16:38:16 -0000 At 10:35 AM 03/05/2004, Scott Long wrote: >The tests that we were doing involved operating on a lot of small files. >Doing something like untaring four or five copies of the FreeBSD source >tree in parallel should probably trigger it. Approximately how many file operations do you need blocking to trigger the problem ? I am having problems recreating the issue. I had upto 10 processes blocking on IO writing out copies of /usr/src, but doing an md5 checksum on the resultant files did not show any issues. Does CPU usage need to be high as well ? ---Mike