Based on kernel version 4.16.1. Page generated on 2018-04-09 11:53 EST.
1 =============================== 2 Numa policy hit/miss statistics 3 =============================== 4 5 /sys/devices/system/node/node*/numastat 6 7 All units are pages. Hugepages have separate counters. 8 9 =============== ============================================================ 10 numa_hit A process wanted to allocate memory from this node, 11 and succeeded. 12 13 numa_miss A process wanted to allocate memory from another node, 14 but ended up with memory from this node. 15 16 numa_foreign A process wanted to allocate on this node, 17 but ended up with memory from another one. 18 19 local_node A process ran on this node and got memory from it. 20 21 other_node A process ran on this node and got memory from another node. 22 23 interleave_hit Interleaving wanted to allocate from this node 24 and succeeded. 25 =============== ============================================================ 26 27 For easier reading you can use the numastat utility from the numactl package 28 (http://oss.sgi.com/projects/libnuma/). Note that it only works 29 well right now on machines with a small number of CPUs.