From owner-freebsd-stable@FreeBSD.ORG Wed Jan 30 21:54:18 2008 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id CDD6416A420 for ; Wed, 30 Jan 2008 21:54:18 +0000 (UTC) (envelope-from prvs=19159ab51a=killing@multiplay.co.uk) Received: from mail1.multiplay.co.uk (core6.multiplay.co.uk [85.236.96.23]) by mx1.freebsd.org (Postfix) with ESMTP id 4547E13C45A for ; Wed, 30 Jan 2008 21:54:17 +0000 (UTC) (envelope-from prvs=19159ab51a=killing@multiplay.co.uk) DKIM-Signature: v=1; a=rsa-sha256; c=simple; d=multiplay.co.uk; s=Multiplay; t=1201729345; x=1202334145; q=dns/txt; h=Received: Message-ID:From:To:Cc:References:Subject:Date:MIME-Version: Content-Type:Content-Transfer-Encoding; bh=xMJ68fIMT5T4DMfxXEEN3 xooSDIi2H22PZLzId4ZZEU=; b=NOi5ua3SwGNPJsH63hO5pcaVWg5qCG9t7pdhQ 0JusCW6dJAC68ssY12jPLCNYBhOMd1KhxElMZD0kYYc02uArRPesAeSEk/Q0Bcw4 33bKen/K4Q+MlFIEkEaYtAElI2nZuhicXQPaMTtDvNyuIIjMpj8t7kus3/I+YTdg O7ie3s= X-Spam-Checker-Version: SpamAssassin 3.1.8 (2007-02-13) on mail1.multiplay.co.uk X-Spam-Level: X-Spam-Status: No, score=-14.7 required=6.0 tests=BAYES_00, USER_IN_WHITELIST, USER_IN_WHITELIST_TO autolearn=ham version=3.1.8 Received: from r2d2 by mail1.multiplay.co.uk (MDaemon PRO v9.6.3) with ESMTP id md50004962571.msg; Wed, 30 Jan 2008 21:42:24 +0000 Message-ID: <008201c86388$fd159010$b6db87d4@multiplay.co.uk> From: "Steven Hartland" To: , "Ivan Voras" References: <030401c862a0$23918d50$b6db87d4@multiplay.co.uk> Date: Wed, 30 Jan 2008 21:42:16 -0000 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="UTF-8"; reply-type=original Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3138 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 X-Authenticated-Sender: Killing@multiplay.co.uk X-MDRemoteIP: 212.135.219.182 X-Return-Path: prvs=19159ab51a=killing@multiplay.co.uk X-Envelope-From: killing@multiplay.co.uk X-Spam-Processed: mail1.multiplay.co.uk, Wed, 30 Jan 2008 21:42:24 +0000 X-MDAV-Processed: mail1.multiplay.co.uk, Wed, 30 Jan 2008 21:42:25 +0000 Cc: freebsd-stable@freebsd.org Subject: Re: newfs locks entire machine for 20seconds X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 30 Jan 2008 21:54:19 -0000 ----- Original Message ----- From: "Ivan Voras" >> The machine is running with ULE on 7.0 as mention using an Areca 1220 >> controller over 8 disks in RAID 6 + Hotspare. > > I'd suggest you first try to reproduce the stall without ULE, while > keeping all other parameters exactly the same. Ok tried with an updated 7 world / kernel as of this afternoon and with 4BSD instead of ULE and no difference the machine still locks up with no activity for anywhere from 20 to 30 seconds. Here's a snapshot from top under cpu and io modes when the stall has occured [top] last pid: 1102; load averages: 0.02, 0.08, 0.07 up 0+00:09:37 21:39:13 162 processes: 4 running, 145 sleeping, 13 waiting CPU states: 0.0% user, 0.0% nice, 0.4% system, 0.0% interrupt, 99.6% idle Mem: 60M Active, 19M Inact, 54M Wired, 56K Cache, 27M Buf, 3809M Free Swap: 4096M Total, 4096M Free PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND 12 root 1 171 ki31 0K 16K RUN 0 8:59 97.90% idle: cpu0 11 root 1 171 ki31 0K 16K RUN 1 8:57 95.80% idle: cpu1 1102 root 1 -8 0 4752K 1256K physrd 1 0:01 19.64% newfs 4 root 1 -8 - 0K 16K - 0 0:00 0.10% g_down 1048 root 1 96 0 7656K 2544K CPU0 0 0:01 0.00% top 1054 root 1 96 0 7656K 2348K CPU1 1 0:01 0.00% top 863 root 1 96 0 131M 15768K select 0 0:00 0.00% httpd 1055 root 1 96 0 32928K 4656K select 0 0:00 0.00% sshd last pid: 1102; load averages: 0.02, 0.08, 0.07 up 0+00:09:37 21:39:13 162 processes: 4 running, 145 sleeping, 13 waiting CPU states: 0.0% user, 0.0% nice, 0.4% system, 0.0% interrupt, 99.6% idle Mem: 60M Active, 19M Inact, 54M Wired, 56K Cache, 27M Buf, 3809M Free Swap: 4096M Total, 4096M Free PID USERNAME VCSW IVCSW READ WRITE FAULT TOTAL PERCENT COMMAND 12 root 9 154 0 0 0 0 0.00% idle: cpu0 11 root 28 5 0 0 0 0 0.00% idle: cpu1 1102 root 5 0 0 0 0 0 0.00% newfs 4 root 14 0 0 0 0 0 0.00% g_down 1048 root 1 0 0 0 0 0 0.00% top 1054 root 1 0 0 0 0 0 0.00% top 863 root 1 0 0 0 0 0 0.00% httpd [/top] ================================================ This e.mail is private and confidential between Multiplay (UK) Ltd. and the person or entity to whom it is addressed. In the event of misdirection, the recipient is prohibited from using, copying, printing or otherwise disseminating it or any information contained in it. In the event of misdirection, illegible or incomplete transmission please telephone +44 845 868 1337 or return the E.mail to postmaster@multiplay.co.uk.