From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lb0-f171.google.com (mail-lb0-f171.google.com [209.85.217.171]) by kanga.kvack.org (Postfix) with ESMTP id DEF956B0031 for ; Tue, 11 Feb 2014 16:17:36 -0500 (EST) Received: by mail-lb0-f171.google.com with SMTP id c11so6327512lbj.2 for ; Tue, 11 Feb 2014 13:17:36 -0800 (PST) Received: from one.firstfloor.org (one.firstfloor.org. [193.170.194.197]) by mx.google.com with ESMTPS id no3si1410160lbb.80.2014.02.11.13.17.33 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Tue, 11 Feb 2014 13:17:34 -0800 (PST) Date: Tue, 11 Feb 2014 22:17:32 +0100 From: Andi Kleen Subject: Re: [PATCH 0/4] hugetlb: add hugepagesnid= command-line option Message-ID: <20140211211732.GS11821@two.firstfloor.org> References: <1392053268-29239-1-git-send-email-lcapitulino@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1392053268-29239-1-git-send-email-lcapitulino@redhat.com> Sender: owner-linux-mm@kvack.org List-ID: To: Luiz Capitulino Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, akpm@linux-foundation.org, mtosatti@redhat.com, mgorman@suse.de, aarcange@redhat.com, andi@firstfloor.org, riel@redhat.com On Mon, Feb 10, 2014 at 12:27:44PM -0500, Luiz Capitulino wrote: > HugeTLB command-line option hugepages= allows the user to specify how many > huge pages should be allocated at boot. On NUMA systems, this argument > automatically distributes huge pages allocation among nodes, which can > be undesirable. > > The hugepagesnid= option introduced by this commit allows the user > to specify which NUMA nodes should be used to allocate boot-time HugeTLB > pages. For example, hugepagesnid=0,2,2G will allocate two 2G huge pages > from node 0 only. More details on patch 3/4 and patch 4/4. The syntax seems very confusing. Can you make that more obvious? -Andi -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org