Messages in this thread Patch in this message | | | From | KOSAKI Motohiro <> | Subject | [PATCH 09/09] memcg: show reclaim stat | Date | Sun, 30 Nov 2008 20:03:00 +0900 (JST) |
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added following four field to memory.stat file.
- recent_rotated_anon - recent_rotated_file - recent_scanned_anon - recent_scanned_file
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> --- mm/memcontrol.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+)
Index: b/mm/memcontrol.c =================================================================== --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -1787,6 +1787,31 @@ static int mem_control_stat_show(struct cb->fill(cb, "inactive_ratio", mem_cont->inactive_ratio); + { + int nid, zid; + struct mem_cgroup_per_zone *mz; + unsigned long recent_rotated[2] = {0, 0}; + unsigned long recent_scanned[2] = {0, 0}; + + for_each_online_node(nid) + for (zid = 0; zid < MAX_NR_ZONES; zid++) { + mz = mem_cgroup_zoneinfo(mem_cont, nid, zid); + + recent_rotated[0] += + mz->reclaim_stat.recent_rotated[0]; + recent_rotated[1] += + mz->reclaim_stat.recent_rotated[1]; + recent_scanned[0] += + mz->reclaim_stat.recent_scanned[0]; + recent_scanned[1] += + mz->reclaim_stat.recent_scanned[1]; + } + cb->fill(cb, "recent_rotated_anon", recent_rotated[0]); + cb->fill(cb, "recent_rotated_file", recent_rotated[1]); + cb->fill(cb, "recent_scanned_anon", recent_scanned[0]); + cb->fill(cb, "recent_scanned_file", recent_scanned[1]); + } + return 0; }
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