% time     seconds  usecs/call     calls    errors syscall
------ ----------- ----------- --------- --------- ----------------
 40.60    0.008173           3      2080      1024 chdir
 29.94    0.006028         548        11         3 wait4
 24.13    0.004859         179        27           futex
  2.12    0.000426          10        40           mmap
  1.49    0.000299           2       136           rt_sigprocmask
  1.02    0.000206           6        32           madvise
  0.39    0.000078           2        32           clone3
  0.14    0.000029           0        33           rseq
  0.09    0.000019           0        41           set_robust_list
  0.08    0.000016           0        35           mprotect
  0.00    0.000000           0         1           read
  0.00    0.000000           0         2           close
  0.00    0.000000           0         2           fstat
  0.00    0.000000           0         1           munmap
  0.00    0.000000           0        17           brk
  0.00    0.000000           0         8           rt_sigaction
  0.00    0.000000           0         2           pread64
  0.00    0.000000           0         1         1 access
  0.00    0.000000           0         8           clone
  0.00    0.000000           0         1           execve
  0.00    0.000000           0         1           arch_prctl
  0.00    0.000000           0         1           set_tid_address
  0.00    0.000000           0         2           openat
  0.00    0.000000           0         1           prlimit64
  0.00    0.000000           0         8           getrandom
------ ----------- ----------- --------- --------- ----------------
100.00    0.020133           7      2523      1028 total
