From owner-freebsd-virtualization@FreeBSD.ORG Sun Jun 8 16:22:11 2014 Return-Path: Delivered-To: freebsd-virtualization@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id A6430FA5 for ; Sun, 8 Jun 2014 16:22:11 +0000 (UTC) Received: from smtp.digiware.nl (smtp.digiware.nl [31.223.170.169]) (using TLSv1 with cipher DHE-RSA-CAMELLIA256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 60E9F238A for ; Sun, 8 Jun 2014 16:22:10 +0000 (UTC) Received: from rack1.digiware.nl (unknown [127.0.0.1]) by smtp.digiware.nl (Postfix) with ESMTP id E4EA3153448; Sun, 8 Jun 2014 18:22:08 +0200 (CEST) X-Virus-Scanned: amavisd-new at digiware.nl Received: from smtp.digiware.nl ([127.0.0.1]) by rack1.digiware.nl (rack1.digiware.nl [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 3iQGRFjCATNr; Sun, 8 Jun 2014 18:22:07 +0200 (CEST) Received: from [IPv6:2001:4cb8:3:1:a5f2:f79a:1de:fdad] (unknown [IPv6:2001:4cb8:3:1:a5f2:f79a:1de:fdad]) by smtp.digiware.nl (Postfix) with ESMTP id 0F47A153434; Sun, 8 Jun 2014 18:22:07 +0200 (CEST) Message-ID: <53948DA5.4040000@digiware.nl> Date: Sun, 08 Jun 2014 18:21:57 +0200 From: Willem Jan Withagen Organization: Digiware Management b.v. User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.5.0 MIME-Version: 1.0 To: Anish Subject: Re: Bheve: Slow linux syscalls on AMD References: <5388B56D.1000501@digiware.nl> <20140530212900.6B74B6BF@hub.freebsd.org> <53891BC1.9050701@digiware.nl> <53891EAA.8040105@freebsd.org> <538927FC.3000903@digiware.nl> <53939AE2.80804@freebsd.org> <539434B6.6020804@digiware.nl> <5394817F.4030203@digiware.nl> In-Reply-To: <5394817F.4030203@digiware.nl> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: FreeBSD virtualization X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 08 Jun 2014 16:22:11 -0000 On 2014-06-08 17:30, Willem Jan Withagen wrote: > On 8-6-2014 17:27, Anish wrote: >> Peter submitted this in bhyve_svm for SVM, Intel VT-x already has this >> fix, see vmcs.c file in any branch. >> >> http://svnweb.freebsd.org/base/projects/bhyve_svm/sys/amd64/vmm/amd/vmcb.c?r1=267217&r2=267216&pathrev=267217 > > Downloaded bhyve_svm again and figured out as much as this. > Working to recompile everything but the kitchen sink Right this seems to have fixed the performance problem. At least, compiling kernel file is actually making nice progres. Still seeing that a 2 CPU VM is using about 100% of 1 cpu when idleing, but that is another minor challenge. Thanx Peter --WjW