Profiler Performance Engineering: A Story of What It Does and Doesn't Show

Summary

Performance counter stats for process id '3854032': 8,798,820.34 msec task-clock # 12.570 CPUs utilized 72,884,739 context-switches # 8.283 K/sec 30,504,245 cpu-migrations # 3.467 K/sec 192,855 page-faults # 21.918 /sec 20,804,314,839,811 cycles # 2.364 GHz 13,372,592,699,670 instructions # 0.64 insn per cycle 2,535,826,054,792 branches # 288.201 M/sec 148,654,216,727 branch-misses # 5.86% of all branches 700.009883946 seconds time elapsed