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Doc: Update numastat.txt
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The existing numactl website is no longer working.  Change website information
of numactl/libnuma utility.  And, Rearrange tab space for readability.

Signed-off-by: Geunsik Lim <[email protected]>
Signed-off-by: Jiri Kosina <[email protected]>
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leemgs authored and Jiri Kosina committed Feb 28, 2012
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Showing 1 changed file with 16 additions and 11 deletions.
27 changes: 16 additions & 11 deletions Documentation/numastat.txt
Original file line number Diff line number Diff line change
Expand Up @@ -5,18 +5,23 @@ Numa policy hit/miss statistics

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.
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
(ftp://ftp.suse.com/pub/people/ak/numa/numactl*). Note that it only works
(http://oss.sgi.com/projects/libnuma/). Note that it only works
well right now on machines with a small number of CPUs.

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