Re: [PATCH 7/9] mm: delete NR_PAGES_SCANNED and pgdat_reclaimable()

2017-03-01 Thread Hillf Danton
On March 01, 2017 5:40 AM Johannes Weiner wrote: > > NR_PAGES_SCANNED counts number of pages scanned since the last page > free event in the allocator. This was used primarily to measure the > reclaimability of zones and nodes, and determine when reclaim should > give up on them. In that role,

Re: [PATCH 7/9] mm: delete NR_PAGES_SCANNED and pgdat_reclaimable()

2017-03-01 Thread Hillf Danton
On March 01, 2017 5:40 AM Johannes Weiner wrote: > > NR_PAGES_SCANNED counts number of pages scanned since the last page > free event in the allocator. This was used primarily to measure the > reclaimability of zones and nodes, and determine when reclaim should > give up on them. In that role,

Re: [PATCH 7/9] mm: delete NR_PAGES_SCANNED and pgdat_reclaimable()

2017-03-01 Thread Michal Hocko
On Tue 28-02-17 16:40:05, Johannes Weiner wrote: > NR_PAGES_SCANNED counts number of pages scanned since the last page > free event in the allocator. This was used primarily to measure the > reclaimability of zones and nodes, and determine when reclaim should > give up on them. In that role, it

Re: [PATCH 7/9] mm: delete NR_PAGES_SCANNED and pgdat_reclaimable()

2017-03-01 Thread Michal Hocko
On Tue 28-02-17 16:40:05, Johannes Weiner wrote: > NR_PAGES_SCANNED counts number of pages scanned since the last page > free event in the allocator. This was used primarily to measure the > reclaimability of zones and nodes, and determine when reclaim should > give up on them. In that role, it