HTTPのレイテンシーを測れる
# wget http://www.vanheusden.com/httping/httping-2.3.4.tgz # tar zxvf httping-2.3.4.tgz # cd httping-2.3.4 # ./configure # make # cp httping /usr/local/bin/
# rpm -Uvh epel-release*rpm # yum install httping
# httping -s http://fl8.jp PING fl8.jp:80 (/): connected to 182.48.51.190:80 (183 bytes), seq=0 time= 27.54 ms 200 OK connected to 182.48.51.190:80 (183 bytes), seq=1 time= 27.09 ms 200 OK connected to 182.48.51.190:80 (183 bytes), seq=2 time= 28.36 ms 200 OK connected to 182.48.51.190:80 (183 bytes), seq=3 time= 26.52 ms 200 OK connected to 182.48.51.190:80 (183 bytes), seq=4 time= 30.76 ms 200 OK connected to 182.48.51.190:80 (183 bytes), seq=5 time= 24.34 ms 200 OK Got signal 2 --- http://fl8.jp/ ping statistics --- 6 connects, 6 ok, 0.00% failed, time 5327ms round-trip min/avg/max = 24.3/27.4/30.8 ms