Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964939Ab0GPKMv (ORCPT ); Fri, 16 Jul 2010 06:12:51 -0400 Received: from fgwmail7.fujitsu.co.jp ([192.51.44.37]:38599 "EHLO fgwmail7.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S936053Ab0GPKMu (ORCPT ); Fri, 16 Jul 2010 06:12:50 -0400 X-SecurityPolicyCheck-FJ: OK by FujitsuOutboundMailChecker v1.3.1 From: KOSAKI Motohiro To: LKML , linux-mm , Andrew Morton , Mel Gorman , KAMEZAWA Hiroyuki , Nishimura Daisuke Subject: [PATCH 0/7] memcg reclaim tracepoint Cc: kosaki.motohiro@jp.fujitsu.com Message-Id: <20100716191006.7369.A69D9226@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Mailer: Becky! ver. 2.50.07 [ja] Date: Fri, 16 Jul 2010 19:12:46 +0900 (JST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3501 Lines: 64 Recently, Mel Gorman added some vmscan tracepoint. but they can't trace memcg. So, This patch series does. following three patches are nit fix and cleanups. memcg: sc.nr_to_reclaim should be initialized memcg: mem_cgroup_shrink_node_zone() doesn't need sc.nodemask memcg: nid and zid can be calculated from zone following four patches are tracepoint conversion and adding memcg tracepoints. vmscan: convert direct reclaim tracepoint to DEFINE_EVENT memcg, vmscan: add memcg reclaim tracepoint vmscan: convert mm_vmscan_lru_isolate to DEFINE_EVENT memcg, vmscan: add mm_vmscan_memcg_isolate tracepoint diffstat ================ include/linux/memcontrol.h | 6 ++-- include/linux/mmzone.h | 5 +++ include/linux/swap.h | 3 +- include/trace/events/vmscan.h | 79 +++++++++++++++++++++++++++++++++++++++-- mm/memcontrol.c | 15 +++++--- mm/vmscan.c | 35 ++++++++++++------ 6 files changed, 118 insertions(+), 25 deletions(-) Sameple output is here. ========================= dd-1851 [001] 158.837763: mm_vmscan_memcg_reclaim_begin: order=0 may_writepage=1 gfp_flags=GFP_HIGHUSER_MOVABLE dd-1851 [001] 158.837783: mm_vmscan_memcg_isolate: isolate_mode=0 order=0 nr_requested=32 nr_scanned=32 nr_taken=32 contig_taken=0 contig_dirty=0 contig_failed=0 dd-1851 [001] 158.837860: mm_vmscan_memcg_reclaim_end: nr_reclaimed=32 (...) dd-1970 [000] 266.608235: mm_vmscan_wakeup_kswapd: nid=0 zid=1 order=0 dd-1970 [000] 266.608239: mm_vmscan_wakeup_kswapd: nid=1 zid=1 order=0 dd-1970 [000] 266.608248: mm_vmscan_wakeup_kswapd: nid=2 zid=1 order=0 kswapd1-348 [001] 266.608254: mm_vmscan_kswapd_wake: nid=1 order=0 dd-1970 [000] 266.608254: mm_vmscan_wakeup_kswapd: nid=3 zid=1 order=0 kswapd3-350 [000] 266.608266: mm_vmscan_kswapd_wake: nid=3 order=0 (...) kswapd0-347 [001] 267.328891: mm_vmscan_memcg_softlimit_reclaim_begin: order=0 may_writepage=1 gfp_flags=GFP_HIGHUSER_MOVABLE kswapd0-347 [001] 267.328897: mm_vmscan_memcg_isolate: isolate_mode=0 order=0 nr_requested=32 nr_scanned=32 nr_taken=32 contig_taken=0 contig_dirty=0 contig_failed=0 kswapd0-347 [001] 267.328915: mm_vmscan_memcg_isolate: isolate_mode=0 order=0 nr_requested=32 nr_scanned=32 nr_taken=32 contig_taken=0 contig_dirty=0 contig_failed=0 kswapd0-347 [001] 267.328989: mm_vmscan_memcg_softlimit_reclaim_end: nr_reclaimed=32 kswapd0-347 [001] 267.329019: mm_vmscan_lru_isolate: isolate_mode=1 order=0 nr_requested=32 nr_scanned=32 nr_taken=32 contig_taken=0 contig_dirty=0 contig_failed=0 kswapd0-347 [001] 267.330562: mm_vmscan_lru_isolate: isolate_mode=1 order=0 nr_requested=32 nr_scanned=32 nr_taken=32 contig_taken=0 contig_dirty=0 contig_failed=0 (...) kswapd2-349 [001] 267.407081: mm_vmscan_kswapd_sleep: nid=2 kswapd3-350 [001] 267.408077: mm_vmscan_kswapd_sleep: nid=3 kswapd1-348 [000] 267.427858: mm_vmscan_kswapd_sleep: nid=1 kswapd0-347 [001] 267.430064: mm_vmscan_kswapd_sleep: nid=0 -- 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/