#!/usr/bin/python #-*- coding: utf-8 -*- import os.sys import time import sys import pycurl URL="http://www.baidu.com" c = pycurl.Curl() c.setopt(pycurl.URL, URL) c.setopt(pycurl.CONNECTTIMEOUT, 5) c.setopt(pycurl.TIMEOUT, 5) c.setopt(pycurl.NOPROGRESS, 1) c.setopt(pycurl.FORBID_REUSE, 1) c.setopt(pycurl.MAXREDIRS, 1) c.setopt(pycurl.DNS_CACHE_TIMEOUT,30) indexfile = open(os.path.dirname(os.path.realpath(__file__)) + "/content.txt","wb") c.setopt(pycurl.WRITEHEADER, indexfile) c.setopt(pycurl.WRITEDATA, indexfile) try: c.perform() except Exception,e: print "connecion error:"+str(e) indexfile.close() c.close() sys.exit() NAMELOOKUP_TIME = c.getinfo(c.NAMELOOKUP_TIME) CONNECT_TIME = c.getinfo(c.CONNECT_TIME) PRETRANSFER_TIME = c.getinfo(PRETRANSFER_TIME) STARTTRANSFER_TIME = c.getinfo(STARTTRANSFER_TIME) TOTAL_TIME = c.getinfo(TOTAL_TIME) HTTP_CODE = c.getinfo(HTTP_CODE) SIZE_DOWNLOAD = c.getinfo(SIZE_DOWNLOAD) HEADER_SIZE = c.getinfo(HEADER_SIZE) SPEED_DOWNLOAD=c.getinfo(c.SPEED_DOWNLOAD) #打印数据 print "HTTP状态码:%s" %(HTTP_CODE) print "DNS解析时间:%.2f ms"%(NAMELOOKUP_TIME*1000) print "建立连接时间:%.2f ms"%(CONNECT_TIME*1000) print "准备传输时间:%.2f ms"%(PRETRANSFER_TIME*1000) print "传输开始时间:%.2f ms"%(STARTTRANSFER_TIME*1000) print "传输结束总时间:%.2f ms"%(TOTAL_TIME*1000) print "下载数据包大小:%d bytes/s"%(SIZE_DOWNLOAD) print "HTTP头部大小:%d byte" %(HEADER_SIZE) print "平均下载速度:%d bytes/s"%(SPEED_DOWNLOAD) indexfile.close() c.close
python web服务质量分析
原创bai_yibing 博主文章分类:python ©著作权
文章标签 python web服务质量分析 文章分类 Python 后端开发
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Mosquitto 服务质量Qos
协议,轻量级的发布/订阅协议,适用于一些条件比较苛刻的环境,进行低带宽、不可靠或间歇性的通信。值得一提的是mqtt
mqtt 客户端 服务质量 消息队列