From patchwork Wed May 14 09:43:10 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hu Tao X-Patchwork-Id: 348681 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id AA78D140094 for ; Wed, 14 May 2014 19:46:51 +1000 (EST) Received: from localhost ([::1]:50488 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WkVlm-00073q-Iq for incoming@patchwork.ozlabs.org; Wed, 14 May 2014 05:46:38 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:33183) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WkVl5-0005qt-5L for qemu-devel@nongnu.org; Wed, 14 May 2014 05:45:59 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WkVky-0006J5-Qj for qemu-devel@nongnu.org; Wed, 14 May 2014 05:45:55 -0400 Received: from [59.151.112.132] (port=33569 helo=heian.cn.fujitsu.com) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WkVky-0006GN-CX for qemu-devel@nongnu.org; Wed, 14 May 2014 05:45:48 -0400 X-IronPort-AV: E=Sophos;i="4.97,1051,1389715200"; d="scan'208";a="30507025" Received: from unknown (HELO edo.cn.fujitsu.com) ([10.167.33.5]) by heian.cn.fujitsu.com with ESMTP; 14 May 2014 17:42:52 +0800 Received: from G08CNEXCHPEKD01.g08.fujitsu.local (localhost.localdomain [127.0.0.1]) by edo.cn.fujitsu.com (8.14.3/8.13.1) with ESMTP id s4E9jN6X002748; Wed, 14 May 2014 17:45:23 +0800 Received: from G08FNSTD100614.fnst.cn.fujitsu.com (10.167.226.102) by G08CNEXCHPEKD01.g08.fujitsu.local (10.167.33.89) with Microsoft SMTP Server (TLS) id 14.3.146.2; Wed, 14 May 2014 17:45:34 +0800 From: Hu Tao To: Date: Wed, 14 May 2014 17:43:10 +0800 Message-ID: <85a59c76eaa5acb5e7dec4de44067e87faf5fd90.1400049817.git.hutao@cn.fujitsu.com> X-Mailer: git-send-email 1.8.5.2.229.g4448466 In-Reply-To: References: MIME-Version: 1.0 X-Originating-IP: [10.167.226.102] X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 59.151.112.132 Cc: Paolo Bonzini , Luiz Capitulino , Igor Mammedov Subject: [Qemu-devel] [PATCH v3.2 06/31] man: improve -numa doc X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Luiz Capitulino The -numa option documentation in qemu's manpage lacks the command-line options and some information regarding how it relates to options -m and -smp. This commit fills in the missing text. Signed-off-by: Luiz Capitulino Signed-off-by: Paolo Bonzini Signed-off-by: Hu Tao Reviewed-by: Eduardo Habkost --- qemu-options.hx | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/qemu-options.hx b/qemu-options.hx index 781af14..c676397 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -97,10 +97,14 @@ ETEXI DEF("numa", HAS_ARG, QEMU_OPTION_numa, "-numa node[,mem=size][,cpus=cpu[-cpu]][,nodeid=node]\n", QEMU_ARCH_ALL) STEXI -@item -numa @var{opts} +@item -numa node[,mem=@var{size}][,cpus=@var{cpu[-cpu]}][,nodeid=@var{node}] @findex -numa -Simulate a multi node NUMA system. If mem and cpus are omitted, resources -are split equally. +Simulate a multi node NUMA system. If @samp{mem} +and @samp{cpus} are omitted, resources are split equally. Also, note +that the -@option{numa} option doesn't allocate any of the specified +resources. That is, it just assigns existing resources to NUMA nodes. This +means that one still has to use the @option{-m}, @option{-smp} options +to respectively allocate RAM and vCPUs. ETEXI DEF("add-fd", HAS_ARG, QEMU_OPTION_add_fd,