Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751655AbZDMMLT (ORCPT ); Mon, 13 Apr 2009 08:11:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750908AbZDMMLG (ORCPT ); Mon, 13 Apr 2009 08:11:06 -0400 Received: from mail001.aei.ca ([206.123.6.130]:41358 "EHLO mail001.aei.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750888AbZDMMLF (ORCPT ); Mon, 13 Apr 2009 08:11:05 -0400 From: Ed Tomlinson To: Mel Gorman Subject: Re: How movable is zone movable? Date: Mon, 13 Apr 2009 08:10:58 -0400 User-Agent: KMail/1.11.2 (Linux/2.6.30-rc1-crc; KDE/4.2.2; x86_64; ; ) References: <200904121129.09851.edt@aei.ca> <20090413095924.GA15333@csn.ul.ie> <20090413100440.GB15333@csn.ul.ie> In-Reply-To: <20090413100440.GB15333@csn.ul.ie> Cc: linux-kernel@vger.kernel.org, Nick Piggin , KAMEZAWA Hiroyuki MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200904130810.59230.edt@aei.ca> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1815 Lines: 69 On Monday 13 April 2009 06:04:40 you wrote: > On Mon, Apr 13, 2009 at 10:59:25AM +0100, Mel Gorman wrote: > > > # huge_pages with movablecore set to 3G > > > > How big did you make the movable zone and what is the hugepage size? > > Scratch that question, I missed you said it was 3G. Are pages being > mlocked()? Looks like there are mlocked pages. What stopped the patches to allow these pages to be migrated? TIA Ed (from /proc/zoneinfo) Node 0, zone Movable pages free 35321 min 858 low 1072 high 1287 scanned 0 (aa: 2 ia: 0 af: 0 if: 0) spanned 786432 present 775680 nr_free_pages 35321 nr_inactive_anon 29383 nr_active_anon 82452 nr_inactive_file 376826 nr_active_file 219586 nr_unevictable 816 nr_mlock 816 nr_anon_pages 110648 nr_mapped 28364 nr_file_pages 598492 nr_dirty 131 nr_writeback 0 nr_slab_reclaimable 0 nr_slab_unreclaimable 0 nr_page_table_pages 0 nr_unstable 0 nr_bounce 0 nr_vmscan_write 95 nr_writeback_temp 0 protection: (0, 0, 0, 0) pagesets cpu: 0 count: 7 high: 186 batch: 31 vm stats threshold: 24 cpu: 1 count: 7 high: 186 batch: 31 vm stats threshold: 24 cpu: 2 count: 14 high: 186 batch: 31 vm stats threshold: 24 all_unreclaimable: 0 prev_priority: 12 start_pfn: 1441792 inactive_ratio: 4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/