| The Android Open Source Project | 52d4c30 | 2009-03-03 19:29:09 -0800 | [diff] [blame] | 1 | #!/usr/bin/env python |
| 2 | |
| 3 | """ |
| 4 | chewperf.py: Chew an http perf log |
| 5 | bucketize |
| 6 | |
| 7 | """ |
| 8 | |
| 9 | import sys, time |
| 10 | |
| 11 | def resets(): |
| 12 | f = open(sys.argv[1]).read() |
| 13 | rawLines = f.split('\n') |
| 14 | |
| 15 | times = [] |
| 16 | for x in range(len(rawLines)): |
| 17 | line = rawLines[x].split() |
| 18 | try: |
| 19 | if line[-1] == "SIGNAL_STRENGTH": |
| 20 | ts = int(rawLines[x - 1].split()[-1]) |
| 21 | times.append(ts) |
| 22 | except: |
| 23 | pass |
| 24 | |
| 25 | return times |
| 26 | |
| 27 | def augment(): |
| 28 | f = open(sys.argv[1]).read() |
| 29 | rawLines = f.split('\r\n') |
| 30 | |
| 31 | out = [] |
| 32 | t0 = None |
| 33 | last = 0 |
| 34 | for line in rawLines: |
| 35 | if "Pulled" in line: |
| 36 | chewed = [int(line.split()[5]), int(line.split()[7])] |
| 37 | if not t0: t0 = chewed[1] |
| 38 | tm = chewed[1] - t0 |
| 39 | out.append("%s %d" % (line, (tm - last))) |
| 40 | last = tm |
| 41 | else: |
| 42 | out.append(line) |
| 43 | print "\n".join(out) |
| 44 | |
| 45 | def chew(): |
| 46 | f = open(sys.argv[1]).read() |
| 47 | rawLines = f.split('\n') |
| 48 | lines = [x for x in rawLines if "Pulled" in x] |
| 49 | |
| 50 | sidx = lines[0].split().index("Pulled") |
| 51 | print "sidx", sidx |
| 52 | chewed = [[int(x.split()[sidx + 2]), int(x.split()[sidx + 4])] for x in lines] |
| 53 | |
| 54 | t0 = chewed[0][1] |
| 55 | tLast = chewed[-1][1] |
| 56 | chewed = [[x[1] - t0, x[0]] for x in chewed] |
| 57 | |
| 58 | totalTime = tLast - t0 |
| 59 | bytes = sum(x[1] for x in chewed) |
| 60 | print "total time", totalTime, "bytes", bytes, "rate", bytes * 1000 / totalTime |
| 61 | |
| 62 | buckets = {} |
| 63 | for x in chewed: |
| 64 | bucket = x[0] / 1000 |
| 65 | bytes = x[1] |
| 66 | if bucket in buckets: |
| 67 | buckets[bucket] += bytes |
| 68 | else: |
| 69 | buckets[bucket] = bytes |
| 70 | |
| 71 | top = max(buckets.keys()) |
| 72 | for x in range(top): |
| 73 | if x not in buckets.keys(): |
| 74 | buckets[x] = 0 |
| 75 | |
| 76 | # smooth |
| 77 | window = [0 for x in range(5)] |
| 78 | |
| 79 | for x in range(len(buckets.items())): |
| 80 | window[x % len(window)] = buckets.items()[x][1] |
| 81 | print "%s\t%s" % (buckets.items()[x][0], sum(window) / len(window)) |
| 82 | |
| 83 | def main(): |
| 84 | chew() |
| 85 | |
| 86 | if __name__ == '__main__': |
| 87 | main() |