From owner-freebsd-hackers@freebsd.org Thu Mar 9 04:28:04 2017 Return-Path: Delivered-To: freebsd-hackers@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 0B2E7D036FC for ; Thu, 9 Mar 2017 04:28:04 +0000 (UTC) (envelope-from amvandemore@gmail.com) Received: from mail-wr0-x22c.google.com (mail-wr0-x22c.google.com [IPv6:2a00:1450:400c:c0c::22c]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id B4F481B04 for ; Thu, 9 Mar 2017 04:28:03 +0000 (UTC) (envelope-from amvandemore@gmail.com) Received: by mail-wr0-x22c.google.com with SMTP id u108so36662378wrb.3 for ; Wed, 08 Mar 2017 20:28:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=nFU/3ETG8KwSi4EbBgpql9weX4EZQgYmJ0d5N3dGtKs=; b=DNgg2gZSGSsAJVS9FrNppSHPdhZt6arnsfA5UFM7/J9IJGzpQ9Rfix14VnRN6LAwEK Pn3OyGwWLxVeSMqJtrR+e8YijhaVhmHulWpskIQf3OIooBel/2OINBzMWaaoDDaJWU2P lfYU6vaOFX5o67qHfcSw8v02c1QuWyRaAA3+DNYvx3pLKIOX8dGMYLpOHznglc5V8Lr1 KdrCs9pAvjrS0y2MH+ecD/46AKXPBG7NkUjjP1NliY6COskNvPU4BNJ5HEAKWl0AWP5q 1CdXyJIY0XB8gUNrM3dd9/Gi47TaeXuyYq/8tcox8f+al5j95vk/kGj+BgyjNdi50ytC ldtg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=nFU/3ETG8KwSi4EbBgpql9weX4EZQgYmJ0d5N3dGtKs=; b=uXZy/ldE01YScck7R4B24THdINfBv5s1nAGzFjPv3RuAUNDb0ttyjlXGHf5zhEcXB/ fRQ1QY666tkFzbSoElzkrdzzVzSP6qrdoR9SSC4A8SB7gqXgRNUSqUsFBI0oncmqmW+d r0fcBKyg6AN7bAGl1ZxeZ/HxiK1aq7SmEnn50t910GRxWxDRaDj5nikS2aRk/unIgREj ujRmOJJd02RNUs4vWrfVhFez3JymNzpS1lieW4tt7WumQ7RymIkEEEc/Spg87FVzKODc sjMcHcSiGYYZSfsOc0qwmznFtHQuAPViUEiNHzHvm2SZE5ITXKoEMbAYoO9BFnA1vh6I I2YQ== X-Gm-Message-State: AMke39laJDL3IuTqUG1Nnc+SX3UNyrwIFJl5jU4ybozgJ8jIPOdcFYSDqmjdEDiGD+ILxgo6Jj6gIUuWVuab2A== X-Received: by 10.223.128.5 with SMTP id 5mr8299224wrk.163.1489033682058; Wed, 08 Mar 2017 20:28:02 -0800 (PST) MIME-Version: 1.0 Received: by 10.80.164.65 with HTTP; Wed, 8 Mar 2017 20:28:01 -0800 (PST) In-Reply-To: <20170308015630.GE22199@rancor.immure.com> References: <20170308015630.GE22199@rancor.immure.com> From: Adam Vande More Date: Wed, 8 Mar 2017 22:28:01 -0600 Message-ID: Subject: Re: Help with silent reboot of 10.3-stable system To: Bob Willcox Cc: hackers list Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.23 X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 09 Mar 2017 04:28:04 -0000 On Tue, Mar 7, 2017 at 7:56 PM, Bob Willcox wrote: > Over the past month or so my network fileserver system (NFS support for my > entire, small, network) has begun silently rebooting itself. Here is the > uname > -a output: > > FreeBSD vader.immure.com 10.3-STABLE FreeBSD 10.3-STABLE #15 r313997: Mon > Feb 20 14:40:00 CST 2017 bob@vader.immure.com:/usr/obj/usr/src/sys/GENERIC > amd64 > > At first I suspected that it might be the power supply as it was a couple > of > years old so I replaced that. Unfortunately, it has begun doing it again > (had > a couple of weeks respite) so now my suspicions seem to have been > incorrect. > > I was hoping that someone might be able to give me some clues on what I > can do > to reveal the problem. Are there any general debug settings for the kernel > (or > elsewhere) that would maybe give an indication of why it is being rebooted > (assuming it's a software problem)? > > Thanks for any suggestions you may have! > https://lists.freebsd.org/pipermail/freebsd-questions/2009-July/202210.html kern.panic_reboot_wait_time may also be available. -- Adam