Messages in this thread | | | Date | Fri, 26 Apr 2013 18:39:52 +0200 | From | Borislav Petkov <> | Subject | Re: [tip:perf/core] perf/x86/intel/P4: Robistify P4 PMU types |
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On Fri, Apr 26, 2013 at 08:24:44PM +0400, Cyrill Gorcunov wrote: > And if possible some branch instructions testing.
By that you mean, see whether it counts branches?
./perf stat sleep 0
Performance counter stats for 'sleep 0':
2.483869 task-clock # 0.463 CPUs utilized 1 context-switches # 0.403 K/sec 0 cpu-migrations # 0.000 K/sec 168 page-faults # 0.068 M/sec 3,435,630 cycles # 1.383 GHz 736,680 stalled-cycles-frontend # 21.44% frontend cycles idle 656,603 stalled-cycles-backend # 19.11% backend cycles idle 2,932,775 instructions # 0.85 insns per cycle # 0.25 stalled cycles per insn 590,855 branches # 237.877 M/sec 12,882 branch-misses # 2.18% of all branches ^^^^^^^^^^^^^^^^^^^^
Those above?
-- Regards/Gruss, Boris.
Sent from a fat crate under my desk. Formatting is fine. --
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