On Mon, Jan 21, 2019 at 05:06:07PM +0100, Michal Hocko wrote: > This sounds familiar. Cc Mel and Vlastimil. > There is a series sitting in Andrew's inbox that replaces a compaction series. A patch is dropped in the new version that deals with pages getting freed during compaction that *may* be allowing active pages to reach the free list and not tripping a warning like it should. I'm hoping it'll be picked up soon to see if this particular bug persists or if it's something else. -- Mel Gorman SUSE Labs