I get this with strace, but I don't really know what it means:

maasha@mao:~/scratch$ strace -cp 18264
Process 18264 attached - interrupt to quit
Process 18264 detached
% time     seconds  usecs/call     calls    errors syscall
------ ----------- ----------- --------- --------- ----------------
  -nan    0.000000           0         6           read
  -nan    0.000000           0        23         1 write
  -nan    0.000000           0         1           open
  -nan    0.000000           0         4           close
  -nan    0.000000           0         1           fstat
  -nan    0.000000           0         1           mmap
  -nan    0.000000           0         2           munmap
  -nan    0.000000           0         3           rt_sigaction
  -nan    0.000000           0         2         1 rt_sigreturn
  -nan    0.000000           0         1           getrlimit
  -nan    0.000000           0         1           sched_getaffinity
  -nan    0.000000           0         1           tgkill
------ ----------- ----------- --------- --------- ----------------
100.00    0.000000                    46         2 total

-- 
Posted via http://www.ruby-forum.com/.