Messages in this thread | | | From | KOSAKI Motohiro <> | Subject | [PATCH 0/4] memcg reclaim tracepoint v2 | Date | Mon, 26 Jul 2010 12:02:13 +0900 (JST) |
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Recently, Mel Gorman added some vmscan tracepoint. but they can't trace memcg. So, This patch series does.
Changelog since v1 o drop all memcg bugfix and cleanups
diffstat ========================= KOSAKI Motohiro (4): vmscan: convert direct reclaim tracepoint to DEFINE_TRACE memcg, vmscan: add memcg reclaim tracepoint vmscan: convert mm_vmscan_lru_isolate to DEFINE_EVENT memcg: add mm_vmscan_memcg_isolate tracepoint
include/trace/events/vmscan.h | 79 +++++++++++++++++++++++++++++++++++++++-- mm/memcontrol.c | 6 +++ mm/vmscan.c | 20 ++++++++++- 3 files changed, 101 insertions(+), 4 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
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