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| author |   Mel Gorman <mgorman@suse.de> | 2014-01-21 15:51:01 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2014-01-21 16:19:48 -0800 |
| commit | af1839d722c986ffeaae1e70a6ef1c75ff38dcd5 (patch) | |
| tree | 9de959141096c28bbb9ff65ffe8e087f88df231d /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | mm: numa: limit scope of lock for NUMA migrate rate limiting (diff) | |
| download | linux-dev-af1839d722c986ffeaae1e70a6ef1c75ff38dcd5.tar.xz linux-dev-af1839d722c986ffeaae1e70a6ef1c75ff38dcd5.zip | |
mm: numa: trace tasks that fail migration due to rate limiting
A low local/remote numa hinting fault ratio is potentially explained by
failed migrations. This patch adds a tracepoint that fires when
migration fails due to migration rate limitation.
Signed-off-by: Mel Gorman <mgorman@suse.de>
Reviewed-by: Rik van Riel <riel@redhat.com>
Cc: Alex Thorlton <athorlton@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions