Syscalls for a java program

PrintVar.java

public class PrintVar {
    public static void main( String[] args ) {
        int x = 1;
        System.out.println("value of x is " + x);
    }
}

strace_output.txt

value of x is 1
% time     seconds  usecs/call     calls    errors syscall
------ ----------- ----------- --------- --------- ----------------
 99.71    0.008000        2667         3         1 futex
  0.29    0.000023           2        10         9 access
  0.00    0.000000           0        11           read
  0.00    0.000000           0        69        57 open
  0.00    0.000000           0        12           close
  0.00    0.000000           0        36        33 stat
  0.00    0.000000           0        12           fstat
  0.00    0.000000           0        30           mmap
  0.00    0.000000           0        20           mprotect
  0.00    0.000000           0         3           munmap
  0.00    0.000000           0         3           brk
  0.00    0.000000           0         2           rt_sigaction
  0.00    0.000000           0         1           rt_sigprocmask
  0.00    0.000000           0         1           clone
  0.00    0.000000           0         1           execve
  0.00    0.000000           0         2           readlink
  0.00    0.000000           0         1           getrlimit
  0.00    0.000000           0         1           getuid
  0.00    0.000000           0         1           getgid
  0.00    0.000000           0         1           geteuid
  0.00    0.000000           0         1           getegid
  0.00    0.000000           0         1           arch_prctl
  0.00    0.000000           0         1           set_tid_address
  0.00    0.000000           0         1           set_robust_list
------ ----------- ----------- --------- --------- ----------------
100.00    0.008023                   224       100 total