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| import time, json import urllib.request import matplotlib.pyplot as plt import numpy from multiprocessing import Process, Manager
url = "https://service-px5f98f4-1256773370.gz.apigw.tencentcs.com/release/scf_demo"
times = 200
serialColdStart = [] serialHotStart = []
for i in range(0,times): timeStart = time.time() responseAttr = urllib.request.urlopen(url) endTime = time.time()
response = json.loads(responseAttr.read().decode("utf-8"))
if response['isNew']: serialColdStart.append(endTime-timeStart) else: serialHotStart.append(endTime-timeStart)
def worker(url, return_list): timeStart = time.time() responseAttr = urllib.request.urlopen(url) endTime = time.time() return_list.append({ "duration": endTime-timeStart, "response": json.loads(responseAttr.read().decode("utf-8")) })
manager = Manager() return_list = manager.list() jobs = [] for i in range(times): p = Process(target=worker, args=(url ,return_list)) jobs.append(p) p.start()
for proc in jobs: proc.join()
parallelColdStart = [] parallelHotStart = [] for eveData in return_list: if eveData['response']['isNew']: parallelColdStart.append(eveData['duration']) else: parallelHotStart.append(eveData['duration'])
print("-"*10, "串行测试", "-"*10) print("总触发次数:", len(serialColdStart) + len(serialHotStart)) print("冷启动次数:", len(serialColdStart)) print("热启动次数:", len(serialHotStart)) print("最大耗时量:", max(serialColdStart + serialHotStart)) print("最小耗时量:", min(serialColdStart + serialHotStart)) print("平均耗时量:", numpy.mean(serialColdStart + serialHotStart))
print("-"*10, "并行测试", "-"*10) print("总触发次数:", len(parallelColdStart) + len(parallelHotStart)) print("冷启动次数:", len(parallelColdStart)) print("热启动次数:", len(parallelHotStart)) print("最大耗时量:", max(parallelColdStart + parallelHotStart)) print("最小耗时量:", min(parallelColdStart + parallelHotStart)) print("平均耗时量:", numpy.mean(parallelColdStart + parallelHotStart))
plt.figure(figsize=(15,10)) plt.subplot(4, 2, 1) plt.title('(Serial) Cold Start Time') plt.plot(range(0, len(serialColdStart)), serialColdStart) plt.subplot(4, 2, 3) plt.title('(Serial) Cold Start Time') plt.hist(serialColdStart, bins=20) plt.subplot(4, 2, 5) plt.title('(Serial) Hot Start Time') plt.plot(range(0, len(serialHotStart)), serialHotStart) plt.subplot(4, 2, 7) plt.title('(Serial) Hot Start Time') plt.hist(serialHotStart, bins=20) plt.subplot(4, 2, 2) plt.title('(Parallel) Hot Start Time') plt.plot(range(0, len(parallelColdStart)), parallelColdStart) plt.subplot(4, 2, 4) plt.title('(Parallel) Cold Start Time') plt.hist(parallelColdStart, bins=20) plt.subplot(4, 2, 6) plt.title('(Parallel) Hot Start Time') plt.plot(range(0, len(parallelHotStart)), parallelHotStart) plt.subplot(4, 2, 8) plt.title('(Parallel) Hot Start Time') plt.hist(parallelHotStart, bins=20) plt.show()import time, json import urllib.request import matplotlib.pyplot as plt import numpy from multiprocessing import Process, Manager
url = "https://service-px5f98f4-1256773370.gz.apigw.tencentcs.com/release/scf_demo"
times = 200
serialColdStart = [] serialHotStart = []
for i in range(0,times): timeStart = time.time() responseAttr = urllib.request.urlopen(url) endTime = time.time()
response = json.loads(responseAttr.read().decode("utf-8"))
if response['isNew']: serialColdStart.append(endTime-timeStart) else: serialHotStart.append(endTime-timeStart)
def worker(url, return_list): timeStart = time.time() responseAttr = urllib.request.urlopen(url) endTime = time.time() return_list.append({ "duration": endTime-timeStart, "response": json.loads(responseAttr.read().decode("utf-8")) })
manager = Manager() return_list = manager.list() jobs = [] for i in range(times): p = Process(target=worker, args=(url ,return_list)) jobs.append(p) p.start()
for proc in jobs: proc.join()
parallelColdStart = [] parallelHotStart = [] for eveData in return_list: if eveData['response']['isNew']: parallelColdStart.append(eveData['duration']) else: parallelHotStart.append(eveData['duration'])
print("-"*10, "串行测试", "-"*10) print("总触发次数:", len(serialColdStart) + len(serialHotStart)) print("冷启动次数:", len(serialColdStart)) print("热启动次数:", len(serialHotStart)) print("最大耗时量:", max(serialColdStart + serialHotStart)) print("最小耗时量:", min(serialColdStart + serialHotStart)) print("平均耗时量:", numpy.mean(serialColdStart + serialHotStart))
print("-"*10, "并行测试", "-"*10) print("总触发次数:", len(parallelColdStart) + len(parallelHotStart)) print("冷启动次数:", len(parallelColdStart)) print("热启动次数:", len(parallelHotStart)) print("最大耗时量:", max(parallelColdStart + parallelHotStart)) print("最小耗时量:", min(parallelColdStart + parallelHotStart)) print("平均耗时量:", numpy.mean(parallelColdStart + parallelHotStart))
plt.figure(figsize=(15,10)) plt.subplot(4, 2, 1) plt.title('(Serial) Cold Start Time') plt.plot(range(0, len(serialColdStart)), serialColdStart) plt.subplot(4, 2, 3) plt.title('(Serial) Cold Start Time') plt.hist(serialColdStart, bins=20) plt.subplot(4, 2, 5) plt.title('(Serial) Hot Start Time') plt.plot(range(0, len(serialHotStart)), serialHotStart) plt.subplot(4, 2, 7) plt.title('(Serial) Hot Start Time') plt.hist(serialHotStart, bins=20) plt.subplot(4, 2, 2) plt.title('(Parallel) Hot Start Time') plt.plot(range(0, len(parallelColdStart)), parallelColdStart) plt.subplot(4, 2, 4) plt.title('(Parallel) Cold Start Time') plt.hist(parallelColdStart, bins=20) plt.subplot(4, 2, 6) plt.title('(Parallel) Hot Start Time') plt.plot(range(0, len(parallelHotStart)), parallelHotStart) plt.subplot(4, 2, 8) plt.title('(Parallel) Hot Start Time') plt.hist(parallelHotStart, bins=20) plt.show()
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