1 ===============================
2 Numa policy hit/miss statistics
3 ===============================
5 /sys/devices/system/node/node*/numastat
7 All units are pages. Hugepages have separate counters.
9 =============== ============================================================
10 numa_hit A process wanted to allocate memory from this node,
13 numa_miss A process wanted to allocate memory from another node,
14 but ended up with memory from this node.
16 numa_foreign A process wanted to allocate on this node,
17 but ended up with memory from another one.
19 local_node A process ran on this node and got memory from it.
21 other_node A process ran on this node and got memory from another node.
23 interleave_hit Interleaving wanted to allocate from this node
25 =============== ============================================================
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.