Messages in this thread |  | | Date | Wed, 23 Oct 2013 11:24:51 +0200 | Subject | Re: [PATCH v2 0/3] perf,x86: add Intel RAPL PMU support | From | Stephane Eranian <> |
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Andi,
On Wed, Oct 23, 2013 at 9:07 AM, Andi Kleen <ak@linux.intel.com> wrote: >> # perf stat -a -e power/energy-cores/,power/energy-pkg/,ref-cycles -I >> 1000 sleep 1000 >> # time unit counts events >> 1.000264953 Joules 2.09 power/energy-cores/ >> [100.00%] >> 1.000264953 Joules 5.94 power/energy-pkg/ >> 1.000264953 160,530,320 ref-cycles >> 2.000640422 Joules 2.07 power/energy-cores/ >> 2.000640422 Joules 5.94 power/energy-pkg/ >> 2.000640422 152,673,056 ref-cycles >> 3.000964416 Joules 2.08 power/energy-cores/ >> 3.000964416 Joules 5.93 power/energy-pkg/ >> 3.000964416 158,779,184 ref-cycles > > Can you add some column marker that there is no unit (like -) ? > > This is just in case someone wants to parse this with a tool. Yes they > should be using -x, but it is still better to be always parseable. > It is parseable, it's just that you get an empty field: ,, But I can add a "?".
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