134 lines
3.9 KiB
Python
Executable file
134 lines
3.9 KiB
Python
Executable file
#!/usr/bin/python3
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import os,sys,re,functools
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default_perc = [0, 0.25, 0.5, 0.75, 0.99, 0.999, 1]
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def tool_distri(arr, perc):
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r = {}
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for p in perc:
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r[str(p)] = arr[round(p * (len(arr) - 1))]
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return r
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def compute_failure(s):
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it = s['current']['interval']
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if it not in s['failure']: s['failure'][it] = []
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s['failure'][it].append(round(s['current']['max_pkt'] * s['current']['interval'] / 1000 / 60))
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def compute_circuit_distri(s):
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l = sorted(s['current']['lats'])
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s['per_circuit_res'].append(tool_distri(l, default_perc))
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def compute_interval_distri(s):
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print(" + latency distribution for given packet freq.")
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to_process = len(s['per_interval'])
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processed = 0
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for inter, val in s['per_interval'].items():
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progress = round(processed / to_process * 100)
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print(f"{progress}%", end="\r")
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#print(val[0]['lats'][0:10])
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x = sorted(functools.reduce(lambda acc, v: acc + v['lats'], val, []))
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s['per_interval_res'][inter] = tool_distri(x, default_perc)
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processed += 1
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def extract_measlat(log, s):
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s['current']['max_pkt'] = 0
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s['current']['lats'] = []
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with open(log) as f:
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for l in f:
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x = re.search(r'Packet (\d+) latency (\d+)µs with', l)
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if x:
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pkt = int(x.groups()[0])
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lat = int(x.groups()[1])
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s['current']['max_pkt'] = max(s['current']['max_pkt'], pkt)
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s['current']['lats'].append(lat)
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def extract_info(inf, s):
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with open(inf) as f:
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full = ''.join(f.readlines())
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x = re.search(r'orig-server (\d+) (\d+) \d+', full)
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s['current']['npkt'] = int(x.groups()[0])
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s['current']['interval'] = int(x.groups()[1])
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def extract_folder(p, s):
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extract_info(p + '/info.txt', s)
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extract_measlat(p + '/log/client-measlat-stdout.log', s)
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compute_failure(s)
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compute_circuit_distri(s) if s['current']['interval'] == 40 else None
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def categorize(folder, s):
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s[folder] = s['current']
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i = str(s['current']['interval'])
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if i not in s['per_interval']: s['per_interval'][i] = []
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s['per_interval'][i].append(s['current'])
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def extract(p, s):
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item_count = functools.reduce(lambda acc, prev: acc + 1, os.listdir(p), 0)
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counter = 0
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print("extracting...")
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for folder in os.listdir(p):
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s['current'] = {}
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extract_folder(p + '/' + folder, s)
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categorize(folder, s)
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counter += 1
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progress = round(counter / item_count * 100)
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print(f"{progress}%", end="\r")
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print("done")
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def compute_global(s):
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print("computing on global values...")
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compute_interval_distri(s)
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def analyze_failure(s):
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with open('jan_failure.csv', 'w') as f:
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f.write(f"rate,duration,ecdf\n")
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for k, v in s['failure'].items():
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v = sorted(v)
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total = len(v)
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rate = round(1000 / k)
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score = 0
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f.write(f"{rate},0,0\n")
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for idx,e in enumerate(v,start=1):
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if e >= 90:
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f.write(f"{rate},90,{score}\n")
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break
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score = idx/total
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f.write(f"{rate},{e},{score}\n")
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def analyze_interval(s):
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with open('jan_interval.csv', 'w') as f:
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f.write(f"rate,perc,lat\n")
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for rate, entr in s['per_interval_res'].items():
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for perc, lat in entr.items():
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f.write(f"{rate},{perc},{lat}\n")
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def analyze_circuit(s):
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a = sorted(s['per_circuit_res'], key=lambda v: v['0.5'])
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with open('jan_circuit_median.csv', 'w') as f:
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f.write(f"id,perc,lat\n")
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for idx,e in enumerate(a,start=1):
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for perc, lat in e.items():
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f.write(f"{idx},{perc},{lat}\n")
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a = sorted(s['per_circuit_res'], key=lambda v: v['1'])
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with open('jan_circuit_max.csv', 'w') as f:
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f.write(f"id,perc,lat\n")
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for idx,e in enumerate(a,start=1):
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for perc, lat in e.items():
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f.write(f"{idx},{perc},{lat}\n")
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def analyze(s):
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print("analyzing...")
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analyze_failure(s)
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analyze_interval(s)
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analyze_circuit(s)
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state = {'failure': {}, 'per_interval': {}, 'per_interval_res': {}, 'per_circuit_res': []}
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extract(sys.argv[1], state)
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compute_global(state)
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analyze(state)
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#for key, value in state.items():
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# print(value)
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