https://www.jianshu.com/p/166a4ea8aade
https://httpd.apache.org/docs/2.4/programs/ab.html
installation:
Follow the prompts to install on the line
carried out:
ab -k -n 100 -c 10 -H 'Accept: */*' -H 'Cookie: csrftoken=56p7430' -H 'Connection: keep-alive' -H 'Cache-Control: no-cache' 'https://hostname[:port]/path'
-k keep alive logo
Identifying a total number of performed requests -n
-C identification number request are performed simultaneously