Messages in this thread | | | Date | Sat, 11 Jul 2020 11:07:46 +0100 | From | Chris Down <> | Subject | Re: [PATCH] mm: vmscan: consistent update to pgrefill |
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Shakeel Butt writes: >The vmstat pgrefill is useful together with pgscan and pgsteal stats to >measure the reclaim efficiency. However vmstat's pgrefill is not updated >consistently at system level. It gets updated for both global and memcg >reclaim however pgscan and pgsteal are updated for only global reclaim. >So, update pgrefill only for global reclaim. If someone is interested in >the stats representing both system level as well as memcg level reclaim, >then consult the root memcg's memory.stat instead of /proc/vmstat. > >Signed-off-by: Shakeel Butt <shakeelb@google.com>
Acked-by: Chris Down <chris@chrisdown.name>
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