From owner-freebsd-current@FreeBSD.ORG Mon Aug 12 09:04:54 2013 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 42A9921C for ; Mon, 12 Aug 2013 09:04:54 +0000 (UTC) (envelope-from bounces+73574-dfb6-freebsd-current=freebsd.org@sendgrid.me) Received: from o3.shared.sendgrid.net (o3.shared.sendgrid.net [208.117.48.85]) by mx1.freebsd.org (Postfix) with SMTP id E82CC266B for ; Mon, 12 Aug 2013 09:04:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sendgrid.info; h=from :mime-version:to:cc:subject:content-type :content-transfer-encoding; s=smtpapi; bh=J1T9OrT/egJvd8GQDzRsS5 SAQsg=; b=gCruCdhNHDKsW+sNvCzcOTtecYCRbYgbO+zGVGzDIQiKEEVk/D72n3 2eex8AFi5tbqaUdvMQ+K/qn7zJYIyGZEpfgKkfrm32K668iQz2f6M76KV+ynWBtJ fdySrZKTR72vBnioLB/Z9ebmvOkNG3PAB+2zFfpm7gjkeulqOj7jA= Received: by 10.4.35.218 with SMTP id mf1.24333.5208A5344 Mon, 12 Aug 2013 09:04:52 +0000 (GMT) Received: from mail.tarsnap.com (unknown [10.60.208.15]) by mi12 (SG) with ESMTP id 14071c55538.39e1.48ce7b for ; Mon, 12 Aug 2013 09:04:52 +0000 (UTC) Received: (qmail 37800 invoked from network); 12 Aug 2013 09:04:51 -0000 Received: from unknown (HELO clamshell.daemonology.net) (127.0.0.1) by ec2-107-20-205-189.compute-1.amazonaws.com with ESMTP; 12 Aug 2013 09:04:51 -0000 Received: (qmail 31925 invoked from network); 12 Aug 2013 09:02:00 -0000 Received: from unknown (HELO clamshell.daemonology.net) (127.0.0.1) by clamshell.daemonology.net with SMTP; 12 Aug 2013 09:02:00 -0000 Message-ID: <5208A488.2050603@freebsd.org> Date: Mon, 12 Aug 2013 02:02:00 -0700 From: Colin Percival User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:17.0) Gecko/20130722 Thunderbird/17.0.7 MIME-Version: 1.0 To: FreeBSD current Subject: panic: UMA: Increase vm.boot_pages with 32 CPUs X-Enigmail-Version: 1.5.1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-SG-EID: XhyBwObMhraAR+zdwMupjQ6BIqbhdEfc+6p+uBxS7S+KMwf/YenPAcqgzGcmiLLRAWVGw/ruMrwSGQnPWg2P0+4vRF6IZO2G8/mnaqNTsGhmRUk5I64xA/uHOlVatkQ+ Cc: alc@freebsd.org, Attilio Rao , Konstantin Belousov X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.14 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, 12 Aug 2013 09:04:54 -0000 Hi all, A HEAD@254238 kernel fails to boot in EC2 with > panic: UMA: Increase vm.boot_pages on 32-CPU instances. Instances with up to 16 CPUs boot fine. I know there has been some mucking about with VM recently -- anyone want to claim this, or should I start doing a binary search? -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid