On Wednesday, December 28, 2016 11:31 PM Michal Hocko wrote: 

From: Michal Hocko <mhocko@suse.com>

Currently we have tracepoints for both active and inactive LRU lists
reclaim but we do not have any which would tell us why we we decided to
age the active list. Without that it is quite hard to diagnose
active/inactive lists balancing. Add mm_vmscan_inactive_list_is_low
tracepoint to tell us this information.

Signed-off-by: Michal Hocko <mhocko@suse.com>
---

Acked-by: Hillf Danton <redacted>


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