projects / GitHub / moto-9609 / android_kernel_motorola_exynos9610.git / blame
| Commit | Line | Data |
|---|---|---|
| e4a5c33e | 1 | =============================== |
| 1da177e4 | 2 | Numa policy hit/miss statistics |
| e4a5c33e | 3 | =============================== |
| 1da177e4 LT |
4 | |
| 5 | /sys/devices/system/node/node*/numastat | |
| 6 | ||
| 7 | All units are pages. Hugepages have separate counters. | |
| 8 | ||
| e4a5c33e | 9 | =============== ============================================================ |
| 36519c9e GL |
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. | |
| e4a5c33e | 25 | =============== ============================================================ |
| 1da177e4 LT |
26 | |
| 27 | For easier reading you can use the numastat utility from the numactl package | |
| 36519c9e | 28 | (http://oss.sgi.com/projects/libnuma/). Note that it only works |
| 1da177e4 LT |
29 | well right now on machines with a small number of CPUs. |
| 30 |