Messages in this thread |  | | | Date | Fri, 3 Jul 2009 12:29:53 +0200 | | From | Ingo Molnar <> | | Subject | Re: [PATCH 1/2 -tip] perf_counter: Add generalized hardware vectored co-processor support for AMD and Intel Corei7/Nehalem |
* Jaswinder Singh Rajput <jaswinder@kernel.org> wrote:
> Performance counter stats for '/usr/bin/rhythmbox /home/jaswinder/Music/singhiskinng.mp3': > > 17552264 vec-adds (scaled from 66.28%) > 19715258 vec-muls (scaled from 66.63%) > 15862733 vec-divs (scaled from 66.82%) > 23735187095 vec-idle-cycles (scaled from 66.89%) > 11353159 vec-stall-cycles (scaled from 66.90%) > 36628571 vec-ops (scaled from 66.48%)
Is stall-cycles equivalent to busy-cycles? I.e. do we have this general relationship to the cycle event:
cycles = vec-stall-cycles + vec-idle-cycles
?
Ingo
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