On Fri 13-05-16 11:58:16, Xishi Qiu wrote: > I find the count nr_file_pages is not equal to nr_inactive_file + nr_active_file. > There are 8 cpus, 2 zones in my system. Because they count shmem pages as well and those are living on the anon lru list (see shmem_add_to_page_cache). -- Michal Hocko SUSE Labs -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>