From owner-freebsd-stable@FreeBSD.ORG Sat Aug 20 18:30:46 2011 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 ECA10106567A; Sat, 20 Aug 2011 18:30:46 +0000 (UTC) (envelope-from prvs=12137168ef=killing@multiplay.co.uk) Received: from mail1.multiplay.co.uk (mail1.multiplay.co.uk [85.236.96.23]) by mx1.freebsd.org (Postfix) with ESMTP id 431938FC22; Sat, 20 Aug 2011 18:30:45 +0000 (UTC) X-MDAV-Processed: mail1.multiplay.co.uk, Sat, 20 Aug 2011 19:30:11 +0100 X-Spam-Processed: mail1.multiplay.co.uk, Sat, 20 Aug 2011 19:30:11 +0100 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on mail1.multiplay.co.uk X-Spam-Level: X-Spam-Status: No, score=-5.0 required=6.0 tests=USER_IN_WHITELIST shortcircuit=ham autolearn=disabled version=3.2.5 Received: from r2d2 ([188.220.16.49]) by mail1.multiplay.co.uk (mail1.multiplay.co.uk [85.236.96.23]) (MDaemon PRO v10.0.4) with ESMTP id md50014675318.msg; Sat, 20 Aug 2011 19:30:09 +0100 X-MDRemoteIP: 188.220.16.49 X-Return-Path: prvs=12137168ef=killing@multiplay.co.uk X-Envelope-From: killing@multiplay.co.uk Message-ID: From: "Steven Hartland" To: "Roger Marquis" , , References: <82E865FBA30747078AF6EE3C1701F973@multiplay.co.uk> <20110820182330.C6852106566B@hub.freebsd.org> Date: Sat, 20 Aug 2011 19:31:11 +0100 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=response Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5931 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.6109 Cc: Subject: Re: debugging frequent kernel panics on 8.2-RELEASE 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: Sat, 20 Aug 2011 18:30:47 -0000 ----- Original Message ----- From: "Roger Marquis" To: ; Sent: Saturday, August 20, 2011 7:10 PM Subject: Re: debugging frequent kernel panics on 8.2-RELEASE >>> Repeat this enough times and prison0.pr_uref reaches zero. >>> To reach zero even sooner just kill enough of non-jailed processes. > > Interesting. We've been getting kernel panics in -stable but with only > one jail started at boot without being restarted. > > Are you using SAS drives by any chance? Setting ethernet polling and HZ? > How about softupdates, gmirror, and/or anything in sysctl.conf? If your not restarting things it may be unrelated. No SAS, polling is compiled in but no devices have it active and using ZFS only. Are you seeing a double fault panic? Regards Steve ================================================ 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.