% time     seconds  usecs/call     calls    errors syscall
------ ----------- ----------- --------- --------- ----------------
 43.18    0.020514           9      2080      1024 chdir
 28.68    0.013624        1362        10         2 wait4
 21.97    0.010436         359        29           futex
  1.83    0.000869           5       160           rt_sigprocmask
  1.34    0.000638          19        32           clone3
  0.80    0.000380          47         8           clone
  0.69    0.000326          10        32           madvise
  0.52    0.000247           7        33           rseq
  0.38    0.000182           5        35           mprotect
  0.35    0.000167           4        41           set_robust_list
  0.24    0.000116           2        40           mmap
  0.02    0.000011          11         1           munmap
  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        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         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    0.047510          18      2548      1027 total
