From owner-freebsd-stable@freebsd.org Tue Jul 25 07:05:02 2017 Return-Path: Delivered-To: freebsd-stable@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 A84DFDBC478 for ; Tue, 25 Jul 2017 07:05:02 +0000 (UTC) (envelope-from pz-freebsd-stable@ziemba.us) Received: from osmtp.ziemba.us (osmtp.ziemba.us [208.106.105.149]) (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 7F3D56B4C3 for ; Tue, 25 Jul 2017 07:05:01 +0000 (UTC) (envelope-from pz-freebsd-stable@ziemba.us) Received: from hairball.ziemba.us (localhost.ziemba.us [127.0.0.1]) by hairball.ziemba.us (8.15.2/8.15.2) with ESMTP id v6P74qFq009783 for ; Tue, 25 Jul 2017 00:04:52 -0700 (PDT) (envelope-from pz-freebsd-stable@ziemba.us) Received: (from mailnull@localhost) by hairball.ziemba.us (8.15.2/8.15.2/Submit) id v6P74q51009782 for freebsd-stable@FreeBSD.org; Tue, 25 Jul 2017 00:04:52 -0700 (PDT) (envelope-from pz-freebsd-stable@ziemba.us) X-Authentication-Warning: hairball.ziemba.us: mailnull set sender to pz-freebsd-stable@ziemba.us using -f Received: (from news@localhost) by usenet.ziemba.us (8.14.5/8.14.5/Submit) id v6P74qXk001341 for treehouse-mail-freebsd-stable@hairball.ziemba.us; Tue, 25 Jul 2017 00:04:52 -0700 (PDT) (envelope-from news) From: "G. Paul Ziemba" To: freebsd-stable@FreeBSD.org Subject: Re: stable/11 r321349 crashing immediately Date: Tue, 25 Jul 2017 07:04:52 +0000 (UTC) Message-id: References: <20170723003126.GA83786@hairball.ziemba.us> Reply-to: unp@ziemba.us Errors-to: "G. Paul Ziemba" X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 25 Jul 2017 07:05:02 -0000 pz-freebsd-stable@ziemba.us ("G. Paul Ziemba") writes: >I bumped it from the default 4 to 5 in /boot/loader.conf: > kern.kstack_pages=5 >and that prevented this crash. Uptime 5.5 hours at this point (instead of >1.5 minutes). % uname -m amd64 Crashed the next day. 75 kernel stack frames, a new personal best. Now bumped up to kern.kstack_pages=6. 34 hours since last crash. Will it be bad if I set kern.kstack_pages to 10? -- G. Paul Ziemba FreeBSD unix: 12:01AM up 56 mins, 4 users, load averages: 0.24, 0.25, 0.24