17697 ????( % time seconds usecs/call calls errors syscall ------ ----------- ----------- --------- --------- ---------------- 63.19 0.030363 68 449 94 futex 34.70 0.016672 16672 1 epoll_wait 1.58 0.000761 6 129 mprotect 0.40 0.000193 3 58 madvise 0.11 0.000055 3 17 brk 0.01 0.000003 0 32 mmap 0.00 0.000000 0 20 1 read 0.00 0.000000 0 1 write 0.00 0.000000 0 14 open 0.00 0.000000 0 17 close 0.00 0.000000 0 10 fstat 0.00 0.000000 0 10 munmap 0.00 0.000000 0 5 rt_sigaction 0.00 0.000000 0 1 rt_sigprocmask 0.00 0.000000 0 4 4 ioctl 0.00 0.000000 0 8 8 access 0.00 0.000000 0 6 sched_yield 0.00 0.000000 0 3 clone 0.00 0.000000 0 1 execve 0.00 0.000000 0 3 fcntl 0.00 0.000000 0 5 getcwd 0.00 0.000000 0 2 getrlimit 0.00 0.000000 0 9 sigaltstack 0.00 0.000000 0 3 prctl 0.00 0.000000 0 1 arch_prctl 0.00 0.000000 0 3 sched_getaffinity 0.00 0.000000 0 1 set_tid_address 0.00 0.000000 0 1 epoll_ctl 0.00 0.000000 0 4 set_robust_list 0.00 0.000000 0 1 epoll_create1 0.00 0.000000 0 1 pipe2 0.00 0.000000 0 1 getrandom ------ ----------- ----------- --------- --------- ---------------- 100.00 0.048047 821 107 total