From owner-freebsd-stable@FreeBSD.ORG Wed Feb 10 18:31:07 2010 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id BD91B1065679; Wed, 10 Feb 2010 18:31:07 +0000 (UTC) (envelope-from ivoras@gmail.com) Received: from mail-ew0-f209.google.com (mail-ew0-f209.google.com [209.85.219.209]) by mx1.freebsd.org (Postfix) with ESMTP id 247508FC15; Wed, 10 Feb 2010 18:31:06 +0000 (UTC) Received: by ewy1 with SMTP id 1so40398ewy.34 for ; Wed, 10 Feb 2010 10:31:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:sender:received:in-reply-to :references:from:date:x-google-sender-auth:message-id:subject:to:cc :content-type; bh=uDhNx/O1tZqi0L7fdSzVm1mCJTJVcOuA+OOpgo3hr14=; b=NgECo+iOYLigLPXm//snbCw4MqmGUhyUPIh6SJys35E0xVgxPwWo5hgQT3SX0br2H6 3wXEPvZX0iJPftR7ZAi7ntyO3rowxD5ZqCRSegNyaVYyuARMfGBD9KeLNAmRx2QIYNEQ AOW4bPv2m9AYaxZVjTkbJefryH1oJtZZMNTAM= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:from:date :x-google-sender-auth:message-id:subject:to:cc:content-type; b=l/ddtKm1Fpg5q4TMSYeeBDSAQx7NCD4om/PYc/uha06zUbu7VFGMPyadLonrOHfvxh /owmlLPIZzKqqHTa3jlrPBv8vWbGpUoqBz8nlpjxDo7Q1r/Xtb0jC5GHAebQ08ykCzgH mEN4GXUePwCMytUsrJ0lnTq/04wxHig5gVxd4= MIME-Version: 1.0 Sender: ivoras@gmail.com Received: by 10.216.87.134 with SMTP id y6mr411421wee.20.1265826665135; Wed, 10 Feb 2010 10:31:05 -0800 (PST) In-Reply-To: <9bbcef731002101026k5007075cqf97fc80404ac3fa7@mail.gmail.com> References: <4B72D94A.8030509@icyb.net.ua> <4B72E93C.80102@icyb.net.ua> <9bbcef731002101003r203f5189xf139700a0d48afa0@mail.gmail.com> <4B72F67F.4000209@icyb.net.ua> <9bbcef731002101026k5007075cqf97fc80404ac3fa7@mail.gmail.com> From: Ivan Voras Date: Wed, 10 Feb 2010 19:30:45 +0100 X-Google-Sender-Auth: d5a55f1ef4576fe8 Message-ID: <9bbcef731002101030s119afcb6ndc9f5c9af649528c@mail.gmail.com> To: Andriy Gapon Content-Type: text/plain; charset=UTF-8 Cc: freebsd-hackers@freebsd.org, freebsd-stable@freebsd.org Subject: Re: Strange problem with 8-stable, VMWare vSphere 4 & AMD CPUs (unexpected shutdowns) X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 10 Feb 2010 18:31:07 -0000 On 10 February 2010 19:26, Ivan Voras wrote: > On 10 February 2010 19:10, Andriy Gapon wrote: >> on 10/02/2010 20:03 Ivan Voras said the following: >>> When you say "very unique" is it in the "it is not Linux or Windows" >>> sense or do we do something nonstandard? >> >> The former - neither Linux, Windows or OpenSolaris seem to have what we have. > > I can't find the exact documents but I think both Windows > MegaUltimateServer (the highest priced version of Windows Server, > whatever it's called today) and Linux (though disabled and marked > Experimental) have it, or have some kind of support for large pages > that might not be as pervasive (maybe they use it for kernel only?). I > have no idea about (Open)Solaris. VMWare documentation about large pages: http://www.vmware.com/files/pdf/large_pg_performance.pdf I think I remember reading that on Windows, the application must use a special syscall to allocate an area with large pages, but I can't find the document.