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