NR_FREE_ZONE_PAGES(9)               Memory Management in Linux              NR_FREE_ZONE_PAGES(9)



NAME
       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

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                     NR_FREE_ZONE_PAGES(9)