On Tue, Apr 02, 2019 at 08:21:30PM +0200, David Hildenbrand wrote: > The other extreme is a system that barely frees (MAX_ORDER - X) pages, > however your thread will waste cycles scanning for such. I don't think we need to scan as such. An arch hook that queues a job to a wq only when there's work to do will fix the issue, right? -- MST