From owner-freebsd-questions@FreeBSD.ORG Thu Feb 19 11:20:31 2015 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 59E39469 for ; Thu, 19 Feb 2015 11:20:31 +0000 (UTC) Received: from trent.utfs.org (trent.utfs.org [94.185.90.103]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 12D855F1 for ; Thu, 19 Feb 2015 11:20:30 +0000 (UTC) Received: by trent.utfs.org (Postfix, from userid 8) id 2247C3DB0A; Thu, 19 Feb 2015 12:20:22 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on trent.utfs.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.5 tests=ALL_TRUSTED,BAYES_00 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from trent.utfs.org (localhost [127.0.0.1]) by trent.utfs.org (Postfix) with ESMTP id DB6003DB05; Thu, 19 Feb 2015 12:20:19 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by trent.utfs.org (Postfix) with ESMTP id B3E163DACF; Thu, 19 Feb 2015 12:20:19 +0100 (CET) Date: Thu, 19 Feb 2015 03:20:19 -0800 (PST) From: Christian Kujau To: Fabian Keil Subject: Re: FreeBSD 10.1 crashing under load In-Reply-To: Message-ID: References: <4e9beab4.5e4e3963@fabiankeil.de> User-Agent: Alpine 2.19.4 (DEB 40 2013-11-18) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-AV-Checked: ClamAV using ClamSMTP (127.0.0.1 at Thu Feb 19 12:20:19 2015 +0100 (CET)) Cc: freebsd-questions@freebsd.org X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 19 Feb 2015 11:20:31 -0000 On Mon, 16 Feb 2015 at 10:07, Christian Kujau wrote: > On Mon, 16 Feb 2015 at 11:51, Fabian Keil wrote: > > Using a kernel with WITNESS and INVARIANTS sometimes results in > > the problem being caught earlier. > > Hm, I had hoped not to have to recompile the kernel for this, but maybe > that's the way to go. I'll look into that, thanks. Well, I've compiled the kernel with a few debug knobs - now the system is much slower (and system load is much higher) but it hasn't rebooted in 2 days now. Did somebody say "Heisenbug"? :-) Christian. -- BOFH excuse #156: Zombie processes haunting the computer