Messages in this thread | | | Date | Thu, 30 Jul 2009 09:45:33 -0400 | From | Rik van Riel <> | Subject | Re: [PATCH 4/4] tracing, page-allocator: Add a postprocessing script for page-allocator-related ftrace events |
| |
Mel Gorman wrote: > This patch adds a simple post-processing script for the page-allocator-related > trace events. It can be used to give an indication of who the most > allocator-intensive processes are and how often the zone lock was taken > during the tracing period. Example output looks like > > find-2840 > o pages allocd = 1877 > o pages allocd under lock = 1817 > o pages freed directly = 9 > o pcpu refills = 1078 > o migrate fallbacks = 48 > - fragmentation causing = 48 > - severe = 46 > - moderate = 2 > - changed migratetype = 7
I like it.
Acked-by: Rik van Riel <riel@redhat.com>
-- All rights reversed.
| |