From owner-freebsd-stable@FreeBSD.ORG Wed Feb 10 18:39:00 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 A1B6110656A4; Wed, 10 Feb 2010 18:39:00 +0000 (UTC) (envelope-from ivoras@gmail.com) Received: from mail-ew0-f211.google.com (mail-ew0-f211.google.com [209.85.219.211]) by mx1.freebsd.org (Postfix) with ESMTP id 0B0AB8FC1E; Wed, 10 Feb 2010 18:38:59 +0000 (UTC) Received: by ewy3 with SMTP id 3so336281ewy.13 for ; Wed, 10 Feb 2010 10:38:59 -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=X8BktFnjK8Ic+WUIGymsiGKbzIIzBAFfqLH9T5J8yNA=; b=Pqg0lg1fu6085cZ6gP7qqKZC1Jc49Nf9zElQnbVCZS7no/Hg4opgqj7Kmmzb8fJ+4b uQca3WoYkLzw1+HvnP6aygNyqDcGZAYByPC2Fp4VpSF9HgnxA3jWcMfUwQN7tLfwK+Py oyRejcKdTlwZKkK+GlmBBbeATSWFyeLUZo5Wg= 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=qVqi5TkFwFztGAqDN246FtnfRoDzqUmg9f5GOm9QfjcCVbHb0t59J6QkcMUS6c3YtL 1/UvVUGN7FKSckuR/iDio+UuVuhzdfOQSYckCCwZGeOdYx1JyoM+f4lNwO3O+lZG7gqH emQQBxudVzD947ddwx9UbQvB7dgZ7cZs2dPrQ= MIME-Version: 1.0 Sender: ivoras@gmail.com Received: by 10.216.88.85 with SMTP id z63mr376883wee.129.1265827138285; Wed, 10 Feb 2010 10:38:58 -0800 (PST) In-Reply-To: <4B72FC55.2090508@icyb.net.ua> References: <4B72D94A.8030509@icyb.net.ua> <4B72E93C.80102@icyb.net.ua> <9bbcef731002101003r203f5189xf139700a0d48afa0@mail.gmail.com> <4B72F67F.4000209@icyb.net.ua> <9bbcef731002101026k5007075cqf97fc80404ac3fa7@mail.gmail.com> <4B72FC55.2090508@icyb.net.ua> From: Ivan Voras Date: Wed, 10 Feb 2010 19:38:37 +0100 X-Google-Sender-Auth: c2a6d550cb8d3f7c Message-ID: <9bbcef731002101038r1ac04141t505216816489376f@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 18:39:00 -0000 On 10 February 2010 19:35, Andriy Gapon wrote: > on 10/02/2010 20:26 Ivan Voras said the following: >> 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. > > I haven't said that those OSes do not use large pages. > I've said what I've said :-) Ok :) Is there a difference between "large pages" as they are commonly known and "superpages" as in FreeBSD ? In other words - are you referencing some specific mechanism, like automatic promotion / demotion of the large pages or maybe something else?