zoukankan      html  css  js  c++  java
  • python 使用多线程进行压力测试

    #coding=utf-8

    import urllib2

    import threading

    import time

    TOTAL = 0 #总数  

    SUCC = 0 #响应成功数  

    FAIL = 0 #响应失败数  

    EXCEPT = 0 #响应异常数  

    MAXTIME=0 #最大响应时间  

    MINTIME=100 #最小响应时间,初始值为100秒

    # 子类化Thread

    class Mythread(threading.Thread):

        def __init__(self, func, args, name=''):

            threading.Thread.__init__(self)

            self.name = name

            self.func = func

            self.args = args

        

        def getResult(self):

            return self.res

        

        def run(self):

            self.res = apply(self.func, self.args)

    def request_url(url, r):

        global TOTAL  

        global SUCC  

        global FAIL  

        global EXCEPT

        try:

            st = time.time()

            res = urllib2.urlopen(url)

            status = res.getcode()

            if status == 200:

                TOTAL+=1  

                SUCC+=1  

            else:

                TOTAL+=1  

                FAIL+=1

            time_span = time.time()-st 

            maxtime(time_span)

            self.mintime(time_span) 

        except Exception, e:

            TOTAL+=1  

            EXCEPT+=1

    def maxtime(ts):  

        global MAXTIME  

        if ts>MAXTIME:  

            MAXTIME=ts  

    def mintime(ts):  

        global MINTIME  

        if ts<MINTIME:  

             MINTIME=ts

        

    def main():

        print '===========task start==========='  

        # 开始的时间  

        start_time = time.time()  

        # 并发的线程数  

        thread_count = 100

        i = 0  

        while i <= thread_count:  

            t = Mythread(request_url, ("http://www.baidu.com", "x"))

            t.start()

            i += 1

        t=0  

        #并发数所有都完成或大于20秒就结束  

        while TOTAL<thread_count|t>2:  

            print "total:%d,succ:%d,fail:%d,except:%d "%(TOTAL,SUCC,FAIL,EXCEPT)  

            t+=1  

            time.sleep(1)

        print '===========task end==========='  

        print "total:%d,succ:%d,fail:%d,except:%d"%(TOTAL,SUCC,FAIL,EXCEPT)  

        print 'response maxtime:',MAXTIME  

        print 'response mintime',MINTIME

        s = raw_input("Press any key")

        print "bay!"

        pass

    if __name__ == "__main__":

        main()

    文章内容来源:

    http://www.runoob.com/python/python-multithreading.html

  • 相关阅读:
    python_6
    python_day4
    python_day3
    python_day2
    python
    python入门
    jQuery之前端国际化jQuery.i18n.properties
    转载!网页中插入百度地图
    jQuery.validate 中文API
    Web移动端Fixed布局的解决方案
  • 原文地址:https://www.cnblogs.com/weiok/p/4944947.html
Copyright © 2011-2022 走看看