Improve trace.py print format

tools/trace.py

@@ -485,13 +485,13 @@ def print_event(self, bpf, cpu, data, size):
  range(0, len(self.values)))
  msg = self._format_message(bpf, event.tgid, values)
  if not Probe.print_time:
- print("%-6d %-6d %-12s %-16s %s" %
+ print("%-7d %-7d %-15s %-16s %s" %
  (event.tgid, event.pid, event.comm.decode(),
  self._display_function(), msg))
  else:
  time = strftime("%H:%M:%S") if Probe.use_localtime else \
  Probe._time_off_str(event.timestamp_ns)
- print("%-8s %-6d %-6d %-12s %-16s %s" %
+ print("%-8s %-7d %-7d %-15s %-16s %s" %
  (time[:8], event.tgid, event.pid,
  event.comm.decode(), self._display_function(), msg))
 
@@ -685,11 +685,11 @@ def _main_loop(self):
 
  # Print header
  if self.args.timestamp or self.args.time:
- print("%-8s %-6s %-6s %-12s %-16s %s" %
+ print("%-8s %-7s %-7s %-15s %-16s %s" %
  ("TIME", "PID", "TID", "COMM", "FUNC",
  "-" if not all_probes_trivial else ""))
  else:
- print("%-6s %-6s %-12s %-16s %s" %
+ print("%-7s %-7s %-15s %-16s %s" %
  ("PID", "TID", "COMM", "FUNC",
  "-" if not all_probes_trivial else ""))