$ python trace.py /tmp/mesos/mesos-master.INFO
$ python stats.py trace.json
cpus: [ mean: 1.500000 stdev: 0.763763 max: 3.000000 min: 1.000000 samples: 12 ]
mem: [ mean: 960.000000 stdev: 1442.013407 max: 4096.000000 min: 0.000000 samples: 12 ]
duration (sec): [ mean: 4.952523 stdev: 7.714514 max: 30.047476 min: 1.015626 samples: 12 ]