On Thu, Sep 03, 2015 at 08:30:56AM -0400, kan.li...@intel.com wrote: > From: Kan Liang <kan.li...@intel.com> > > This patch set supports per-sample freq/CPU%/CORE_BUSY% print in perf > report -D and --stdio. > For printing these information, the perf.data file must have been obtained > by group read and using special events cycles, ref-cycles, msr/tsc/, > msr/aperf/ or msr/mperf/. > > - Freq (MHz): The frequency during the sample interval. Needs cycles > ref-cycles event. > - CPU%: CPU utilization during the sample interval. Needs ref-cycles and > msr/tsc/ events. > - CORE_BUSY%: actual percent performance (APERF/MPERF%) during the > sample interval. Needs msr/aperf/ and msr/mperf/ events. > > Here is an example:
other than my latest 2 comments, I'm ok with the patchset jirka -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
