Messages in this thread | | | Date | Wed, 24 Jan 2018 08:39:18 +0100 | From | Jiri Olsa <> | Subject | Re: [PATCH 1/1] perf stat: Add support to print counts for fixed times |
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On Wed, Jan 24, 2018 at 10:03:08AM +0800, 禹舟键 wrote: > Hi Jirka > How can you control the output for perf stat, if the "--interval-print" is > not 1000, eg. 2000, 3000, 5000. > > root@node10:/home$ ./perf stat -e cycles -a -I 2000 sleep 3 > # time counts unit events > 2.001361101 695,569,361 cycles > 3.003249250 57,904,006 cycles > root@node10:/home$ ./perf stat -e cycles -a -I 2000 --times-print 3 > # time counts unit events > 2.002784924 128,438,406 > cycles > 4.004290885 93,128,097 > cycles > 6.005726281 111,303,359 cycles
[jolsa@krava perf]$ sudo ./perf stat -e cycles -a -I 2000 --times-print 3 # time counts unit events 2.000161257 1,197,889,478 cycles 4.000424645 2,905,635,530 cycles 6.000589943 1,658,546,001 cycles [jolsa@krava perf]$ sudo ./perf stat -e cycles -a -I 2000 sleep 6 # time counts unit events 2.000248489 1,224,257,116 cycles 4.000489261 3,171,435,328 cycles 6.000766440 4,092,029,501 cycles 6.916537222 563,745,072 cycles
jirka
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