安装rpm包

  1. rpm -ivh wrk-4.1.0-1.el7.centos.x86_64.rpm

使用示例

  1. wrk -t12 -c400 -d30s http://127.0.0.1:8080/index.html

输出解释

  1. Running 30s test @ http://127.0.0.1:8080/index.html
  2.   12 threads and 400 connections
  3.   Thread Stats   Avg      Stdev     Max   +/- Stdev
  4.     Latency   635.91us    0.89ms  12.92ms   93.69%
  5.     Req/Sec    56.20k     8.07k   62.00k    86.54%
  6.   22464657 requests in 30.00s, 17.76GB read             # 压测时间内完成的请求数与请求到的数据量
  7. Requests/sec: 748868.53                                 # 每秒处理的请求        
  8. Transfer/sec:    606.33MB                               # 每秒传输的数据量

命令行选项

  1. -c, --connections: 连接数 相当于多少个用户并发访问
  2.                    each thread handling N = connections/threads
  4. -d, --duration:    压测持续时间, e.g. 2s, 2m, 2h
  6. -t, --threads:     使用的线程数，此参数选项和CPU内核数量有关，一般与CPU核数相等
  8. -s, --script:      LuaJIT script, see SCRIPTING
  10. -H, --header:      HTTP header to add to request, e.g. "User-Agent: wrk"
  12.     --latency:     print detailed latency statistics
  14.     --timeout:     record a timeout if a response is not received within
  15.                    this amount of time.