Em Tue, Jun 05, 2018 at 02:13:13PM +0200, Jiri Olsa escreveu: > Adding the support to read rusage data once the > workload is finished and display the system/user > time values: <SNIP> > Those times are the very same displayed by 'time' tool. > They are returned by wait4 call via the getrusage struct > interface.
Thanks, tested it with: # perf stat --null time perf bench sched pipe # Running 'sched/pipe' benchmark: # Executed 1000000 pipe operations between two processes Total time: 5.526 [sec] 5.526534 usecs/op 180945 ops/sec 1.00user 6.25system 0:05.52elapsed 131%CPU (0avgtext+0avgdata 8056maxresident)k 0inputs+0outputs (0major+606minor)pagefaults 0swaps Performance counter stats for 'time perf bench sched pipe': 5.530978744 seconds time elapsed 1.004037000 seconds user 6.259937000 seconds sys # :-) - Arnaldo