simulation.py

"""                                                                                                                                                                                                                                                                                       
$ python simulation.py ./simulation.log                                                                                                                                                                                                                                                   
mean 168604.207778                                                                                                                                                                                                                                                                        
min 85959.0                                                                                                                                                                                                                                                                               
50% 180946.0                                                                                                                                                                                                                                                                              
75% 198296.0                                                                                                                                                                                                                                                                              
95% 205020.0                                                                                                                                                                                                                                                                              
99% 207004.0                                                                                                                                                                                                                                                                              
max 207197.0
"""

import sys

times = []

with open(sys.argv[1], "r") as f:
    lines = f.readlines()
    for line in lines:
        l = line.strip().split()
        if l[3:7] == ["REQUEST", "Admin", "POST", "/ports"]:
            if l[-1] == "OK":
                rqstart, rqend, rsstart, rsend = [float(e) for e in l[-5:-1]]
                times.append(rsstart - rqstart)

tms = sorted(times)
print "mean", sum(tms)/len(tms)
print "min", tms[0]
print "50%", tms[int(round(.5 * len(tms)))]
print "75%", tms[int(round(.75 * len(tms)))]
print "95%", tms[int(round(.95 * len(tms)))]
print "99%", tms[int(round(.99 * len(tms)))]
print "max", tms[-1]