From owner-freebsd-current@FreeBSD.ORG Mon May 18 15:48:53 2009 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B64DE106567A for ; Mon, 18 May 2009 15:48:53 +0000 (UTC) (envelope-from ler@lerctr.org) Received: from thebighonker.lerctr.org (thebighonker.lerctr.org [192.147.25.65]) by mx1.freebsd.org (Postfix) with ESMTP id 8A8458FC22 for ; Mon, 18 May 2009 15:48:53 +0000 (UTC) (envelope-from ler@lerctr.org) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=lerami; d=lerctr.org; h=Received:Date:From:To:cc:Subject:In-Reply-To:Message-ID:References:User-Agent:MIME-Version:Content-Type:X-Spam-Score:X-LERCTR-Spam-Score:X-Spam-Report:X-LERCTR-Spam-Report:DomainKey-Status; b=NVFdmQBJRweNl7PM7/SJnmqM6K2e2r7TrfdtPdqohK0I4r8cXX0fMoB2C/DmD4M2ejdNIgw1Q3nkISCaIJLmZtK4TcVLrllWK2RKA5Qmqgqr73Qw9MQf569/t4LBQ7JxkYRN48yCxDe7IQQvi2wMChG23/jSFk6stE+5L2cbGIk=; Received: from thebighonker.lerctr.org ([192.147.25.65]:50205) by thebighonker.lerctr.org with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.69 (FreeBSD)) (envelope-from ) id 1M64p6-0009Jb-OP; Mon, 18 May 2009 10:32:18 -0500 Date: Mon, 18 May 2009 10:32:14 -0500 (CDT) From: Larry Rosenman To: Adam McDougall In-Reply-To: <20090518145614.GF82547@egr.msu.edu> Message-ID: References: <20090518145614.GF82547@egr.msu.edu> User-Agent: Alpine 2.00 (BSF 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-Spam-Score: -4.3 (----) X-LERCTR-Spam-Score: -4.3 (----) X-Spam-Report: SpamScore (-4.3/5.0) ALL_TRUSTED=-1.8, BAYES_00=-2.599, SARE_SUB_OBFU_OTHER=0.135 X-LERCTR-Spam-Report: SpamScore (-4.3/5.0) ALL_TRUSTED=-1.8, BAYES_00=-2.599, SARE_SUB_OBFU_OTHER=0.135 DomainKey-Status: no signature Cc: current@freebsd.org Subject: Re: Fatal trap 12: page fault panic with recent kernel with ZFS X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 18 May 2009 15:48:55 -0000 On Mon, 18 May 2009, Adam McDougall wrote: > I'm not sure if this is related to recent kernel memory code changes > or what, but it hasn't happened with code from earlier than a couple > days ago. I had this happen twice, I think the first time was with > arc max set to 1024M, the second time was when arc max was unset in > loader.conf and the system had been up a few hours but the arc hadn't > been squeezed down to a small number yet: > Mem: 719M Active, 12G Inact, 3413M Wired, 2608K Cache, 24M Buf, 3741M Free > > I've deleted the kernel since then but I did not change my sources, > I could build a new one and check where the pointers point to I think? > If needed. Or I could reproduce the panic if needed. It doesn't dump, > it just gets stuck after printing the panic. I wonder if this is the same crash I saw without getting all the info. What I saw was the wired memory getting to be most of the memory on the box, and then boom. see my post a few above this. -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 512-248-2683 E-Mail: ler@lerctr.org US Mail: 430 Valona Loop, Round Rock, TX 78681-3893