NAME¶

migspeed - Test the speed of page migration

SYNOPSIS¶

migspeed -p pages from-nodes to-nodes

DESCRIPTION¶

migspeed attempts to move a sample of pages from the indicated node to the target node and measures the time it takes to perform the move.

-p pages

The default sample is 1000 pages. Override that with another number.

NOTES¶

Requires a NUMA policy aware kernel with support for page migration (Linux 2.6.16 and later).

COPYRIGHT¶

Copyright 2007 Christoph Lameter, Silicon Graphics, Inc. migratepages is under the GNU General Public License, v.2

SEE ALSO¶

numactl(8)