From owner-freebsd-hackers@FreeBSD.ORG Sat Mar 14 12:11:02 2015 Return-Path: Delivered-To: freebsd-hackers@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 218C3909 for ; Sat, 14 Mar 2015 12:11:02 +0000 (UTC) Received: from mail-wi0-f172.google.com (mail-wi0-f172.google.com [209.85.212.172]) (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 A3AF29CE for ; Sat, 14 Mar 2015 12:11:01 +0000 (UTC) Received: by wibg7 with SMTP id g7so6054668wib.1 for ; Sat, 14 Mar 2015 05:10:53 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:message-id:date:from:user-agent:mime-version:to :cc:subject:references:in-reply-to:content-type :content-transfer-encoding; bh=El+fg7OgxGVTylmZQi5pSPJTL+vj6HJz7SAGBdrgXz8=; b=JCGrAbXPdTzM+hKZEpURZ7ChuVGGMr0ACUkEGbI4eyGT/iQU6rrybIS8yKeRpHoRL9 S2e09Uqy41lTbHt6gpinB0hoX+feBwgcgP9Z9pb0ZCNXPK6k2zJoVLpbMw8cbIojeGZ2 2kZ4BgnreEyRSE51CI65GWy1RU3+J5JI/3k0k9zJKh2ebnGHyR+wfXjD+NkKviLmZB4D dhEJwb0JGpIJv+Yo/lsg4ciUIVgqXk8IKaoHSt/U/9ROydFSUHU9h6HaykztY+1ygRut eCe2fdpomEv2T8DddnoNzmmeYGLX0jZ0zfYLDTUCtENm91Bz1NfP8oe7sH4ZeNIpq3DH sCkw== X-Gm-Message-State: ALoCoQljA5zdRJvGyzFnfZfLXkcefIQZoyn36esgkIBvKJvM873QK46op+IefL6gfldzwMNNKazO X-Received: by 10.194.11.9 with SMTP id m9mr103782044wjb.82.1426335053637; Sat, 14 Mar 2015 05:10:53 -0700 (PDT) Received: from [10.10.1.68] (82-69-141-170.dsl.in-addr.zen.co.uk. [82.69.141.170]) by mx.google.com with ESMTPSA id kj8sm6774095wjc.29.2015.03.14.05.10.52 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 14 Mar 2015 05:10:52 -0700 (PDT) Message-ID: <55042544.2080202@multiplay.co.uk> Date: Sat, 14 Mar 2015 12:10:44 +0000 From: Steven Hartland User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:31.0) Gecko/20100101 Thunderbird/31.5.0 MIME-Version: 1.0 To: Konstantin Belousov Subject: Re: Server with 3TB Crashing at boot References: <55015D3B.6030605@fuckner.net> <5501DD57.7030305@freebsd.org> <5503234A.4060103@fuckner.net> <55032C1B.5030004@multiplay.co.uk> <275339388.395931.1426279324879.JavaMail.open-xchange@ptangptang.store> <5503DC66.40409@fuckner.net> <55041EF5.9080200@multiplay.co.uk> <20150314115733.GG2379@kib.kiev.ua> <550423CC.9080409@multiplay.co.uk> In-Reply-To: <550423CC.9080409@multiplay.co.uk> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Cc: "freebsd-hackers@freebsd.org" , Michael Fuckner , Ryan Stone X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 14 Mar 2015 12:11:02 -0000 On 14/03/2015 12:04, Steven Hartland wrote: > On 14/03/2015 11:57, Konstantin Belousov wrote: >> On Sat, Mar 14, 2015 at 11:43:49AM +0000, Steven Hartland wrote: >>> Thats failing in bus_dmamem_alloc so as a guess I'd say there's no >>> space >>> below the 4GB boundary for the allocation of size qsize. >> If this is indeed the case, laoder tunable hw.dmar.enable=1 could help. >> I assume that machine of this class does have VT-d hardware, you might >> need to enable it in BIOS. > I don't see that sysctl on my 10.1 boxes, is that something only in > stable / current? Ignore, looks like its "only" a tunable so not exposed via sysctl Roll on 11 so we don't have that problem any more. Regards Steve