Documentation/numastat.txt

   1
   2 Numa policy hit/miss statistics
   3
   4 /sys/devices/system/node/node*/numastat
   5
   6 All units are pages. Hugepages have separate counters.
   7
   8 numa_hit                        A process wanted to allocate memory from this node,
   9                                         and succeeded.
  10 numa_miss                       A process wanted to allocate memory from another node,
  11                                         but ended up with memory from this node.
  12 numa_foreign            A process wanted to allocate on this node,
  13                                     but ended up with memory from another one.
  14 local_node                      A process ran on this node and got memory from it.
  15 other_node                      A process ran on this node and got memory from another node.
  16 interleave_hit          Interleaving wanted to allocate from this node
  17                                         and succeeded.
  18
  19 For easier reading you can use the numastat utility from the numactl package
  20 (ftp://ftp.suse.com/pub/people/ak/numa/numactl*). Note that it only works
  21 well right now on machines with a small number of CPUs.
  22