From owner-freebsd-current@FreeBSD.ORG Tue Oct 23 09:35:21 2007 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B3F0F16A419 for ; Tue, 23 Oct 2007 09:35:21 +0000 (UTC) (envelope-from avleeuwen@gmail.com) Received: from nz-out-0506.google.com (nz-out-0506.google.com [64.233.162.226]) by mx1.freebsd.org (Postfix) with ESMTP id 2B6F413C4B2 for ; Tue, 23 Oct 2007 09:35:20 +0000 (UTC) (envelope-from avleeuwen@gmail.com) Received: by nz-out-0506.google.com with SMTP id l8so645604nzf for ; Tue, 23 Oct 2007 02:35:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:message-id:date:from:reply-to:to:subject:cc:in-reply-to:mime-version:content-type:references; bh=MLh3fCzeNwaJJfcLYGruV2qvcys2Q2S7OlJnSMmbC8k=; b=TrZ/R/P/URcs3Ilhja60hXS27vp0CKyJWqhyArUve8oUfzlVeOfSwtXaTvkmS9SSjUUAVBFAAG6GU4qZzxA5weWmIya6mvEUDYBDW+STJTPpEmg2OAu249vcQ8Bf95hsSQDxWr9xjevEwHz8o+RKJHG7LLps+HS4yZAKhgKdwco= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:reply-to:to:subject:cc:in-reply-to:mime-version:content-type:references; b=GGDoqHvneOyXK0XMur6OwkStrRrCdVeMMY21ixLhFLrNdxm20wCyMc82tCJQ0yTrIlCf0sKz3WdBhbeuWt6BNbWYZk5qSWdAyX/RYviV2z34/L093HTU5QVHhxWJg6jyjsMvvG221gyaDUlV+2MkjBpkOVvUZXQOE4zypOJFKbE= Received: by 10.114.201.1 with SMTP id y1mr573065waf.1193132112108; Tue, 23 Oct 2007 02:35:12 -0700 (PDT) Received: by 10.114.131.10 with HTTP; Tue, 23 Oct 2007 02:35:11 -0700 (PDT) Message-ID: Date: Tue, 23 Oct 2007 11:35:11 +0200 From: "Arjan van Leeuwen" To: "Tim Bishop" In-Reply-To: <20071019091249.GI88271@carrick.bishnet.net> MIME-Version: 1.0 References: <200710131857.46963.pieter@degoeje.nl> <200710140408.46121.pieter@degoeje.nl> <471427BE.10500@freebsd.org> <20071016112907.GD6511@deviant.kiev.zoral.com.ua> <4715FAA7.7030404@freebsd.org> <20071018093948.GN6511@deviant.kiev.zoral.com.ua> <20071019091249.GI88271@carrick.bishnet.net> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: Kostik Belousov , Pieter de Goeje , freebsd-current@freebsd.org, Rolf Witt Subject: Re: panic: ffs_blkfree: freeing free block X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: avleeuwen@piwebs.com List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 23 Oct 2007 09:35:21 -0000 2007/10/19, Tim Bishop : > > On Thu, Oct 18, 2007 at 06:40:04PM +0200, Arjan van Leeuwen wrote: > > > are softupdates on ? > > > > > > Yes. Turning them off seems to fix the problem (fingers crossed - I > only > > > turned it off this morning, didn't have a panic yet) > > > > After working for a whole day without softupdates, I can say that > turning > > them off at least causes less panics to happen than with them turned on, > > maybe they even don't happen at all without softupdates; I haven't had a > > panic all day, while I have one every few hours with softupdates turned > on. > > I've been running for the best part of a day now with softupdates turned > off and so far no panics. I'm running tinderbox on the host, and it > would quite reliably crash it before. > > Of course it's hard to say if this has fixed the problem... maybe it > doesn't happen as often, or maybe my data is being slowly chewed up > instead ;-) It looks like on the same system, I'm able to reliably panic zfs as well, under the exact same conditions (i.e. linking a particularly big piece of software). Maybe this is not a problem in the filesystem at all. I've not been able to get a coredump yet from the zfs panic. This is in 7.0-PRERELEASE, btw (I switched to RELENG_7 when the branching happened).