nr_free_zone_pages (9) Linux Manual Page
nr_free_zone_pages – count number of pages beyond high watermark
Synopsis
unsigned long nr_free_zone_pages(int offset);Arguments
offset
-
- The zone index of the highest zone
Description
nr_free_zone_pages counts the number of counts pages which are beyond the high watermark within all zones at or below a given zone index. For each zone, the number of pages is calculated as: managed_pages – high_pages