| =============================== |
| Numa policy hit/miss statistics |
| =============================== |
| |
| /sys/devices/system/node/node*/numastat |
| |
| All units are pages. Hugepages have separate counters. |
| |
| =============== ============================================================ |
| numa_hit A process wanted to allocate memory from this node, |
| and succeeded. |
| |
| numa_miss A process wanted to allocate memory from another node, |
| but ended up with memory from this node. |
| |
| numa_foreign A process wanted to allocate on this node, |
| but ended up with memory from another one. |
| |
| local_node A process ran on this node and got memory from it. |
| |
| other_node A process ran on this node and got memory from another node. |
| |
| interleave_hit Interleaving wanted to allocate from this node |
| and succeeded. |
| =============== ============================================================ |
| |
| For easier reading you can use the numastat utility from the numactl package |
| (http://oss.sgi.com/projects/libnuma/). Note that it only works |
| well right now on machines with a small number of CPUs. |
| |
