WebSocket benchmark with https://github.com/wulczer/tsung_ws

gistfile1.xml

<?xml version="1.0"?>
<!DOCTYPE tsung SYSTEM "/home/ngocdaothanh/opt/tsung-ws-plugin/share/tsung/tsung-1.0.dtd">
<tsung loglevel="notice" version="1.0">
  <clients>
    <!-- Can't be IP -->
    <client host="localhost" cpu="8"/>
    <client host="t2" cpu="8"/>
<!--
    <client host="t3" cpu="8"/>
    <client host="t4" cpu="8"/>
    <client host="t5" cpu="8"/>
    <client host="t6" cpu="8"/>
    <client host="t7" cpu="8"/>
    <client host="t8" cpu="8"/>
    <client host="t9" cpu="8"/>
    <client host="t10" cpu="8"/>
-->
  </clients>

  <servers>
    <server host="my_website" port="80" type="tcp"/>
  </servers>

  <load>
    <arrivalphase phase="1" duration="5" unit="minute">
      <users arrivalrate="200" unit="second"></users>
    </arrivalphase>
  </load>

  <sessions>
    <session probability="100" name="ws" type="ts_websocket">
      <request><websocket type="connect" url="/ws/1"/></request>
      <request><websocket type="send">sec</websocket></request>

      <setdynvars sourcetype="random_number" start="5" end="10"><var name="tt"/></setdynvars>
      <thinktime value="%%_tt%%"></thinktime>
      <request><websocket type="send" ack="no_ack">play,0</websocket></request>

      <for from="1" to="20" incr="1" var="count1">
        <setdynvars sourcetype="random_number" start="5" end="15"><var name="tt"/></setdynvars>
        <setdynvars sourcetype="random_number" start="1" end="10"><var name="h_count"/></setdynvars>
        <thinktime value="%%_tt%%"></thinktime>
        <for from="1" to="%%_h_count%%" incr="1" var="count2">
          <request><websocket type="send" ack="no_ack">h,0,101</websocket></request>
        </for>
      </for>

      <request><websocket type="close"/></request>
    </session>
  </sessions>
</tsung>