% time     seconds  usecs/call     calls    errors syscall
------ ----------- ----------- --------- --------- ----------------
 42.95    0.779845          65     12088           wait4
 38.14    0.692611         115      6028           clone
 15.86    0.287943          26     11148      5181 select
  1.68    0.030485           1     36112           sendto
  0.46    0.008370           0     34133           rt_sigprocmask
  0.39    0.007098           1      5967           accept
  0.24    0.004417           0     11934           setsockopt
  0.12    0.002136           0      5968           close
  0.09    0.001574           0      5967           getsockname
  0.07    0.001337           0      5918      5191 rt_sigreturn
------ ----------- ----------- --------- --------- ----------------
100.00    1.815816                135263     10372 total
STRACE FOR PID 1981 STOP AT Thu May 31 08:40:53 CEST 2012