ia64/linux-2.6.18-xen.hg

view Documentation/numastat.txt @ 0:831230e53067

Import 2.6.18 from kernel.org tarball.
author Ian Campbell <ian.campbell@xensource.com>
date Wed Apr 11 14:15:44 2007 +0100 (2007-04-11)
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2 Numa policy hit/miss statistics
4 /sys/devices/system/node/node*/numastat
6 All units are pages. Hugepages have separate counters.
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 this node,
11 but ended up with memory from another.
12 numa_foreign A process wanted to allocate on another node,
13 but ended up with memory from this 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.
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.