????1??http_load ???????????http://www.acme.com/software/http_load/
????2?????????http_load
yum -y install gcc gcc-c++            #???GCC????
tar xzvf http_load-14aug2014.tar      #???http_load?????
cd http_load-14aug2014                #????http_load??
mkdir /usr/local/man                  #??????
make && make install                  #???????
????3?????http_load
?????????л???http-14aug2014/?￡??????????url????????д?￡???????url???
????http://www.local.com
????http://www.local.com/wordpress/
????http://wwwlocal.com/m/
???????????????????
????-p-parallel?????????????????
????-f-fetches??????????
????-r-rate????????????????
????-s-seconds????????????
????url???????????url???
????4??????
panic% http_load -rate 860 -seconds 5 urls
4278 fetches?? 325 max parallel?? 25668 bytes?? in 5.00351 seconds
6 mean bytes/connection
855 fetches/sec?? 5130 bytes/sec
msecs/connect: 20.0881 mean?? 3006.54 max?? 0.099 min
msecs/first-response: 51.3568 mean?? 342.488 max?? 1.423 min
HTTP response codes:
code 200 -- 4278
????5??????????????????????????./http_load: unknown protocol -
????????url?е??????????ж??????????????