Chromium load test script

loadtest.sh

#!/bin/bash

# maximum chromium instances to spawn
MAX_INSTANCES=50

# the testing url to request, default page will use "stream1"
#TEST_URL='http://localhost:5080/webrtcexamples/test/subscribe/''
#TEST_URL='http://webrtc.red5.org:5080/webrtcexamples/test/subscribe/'
#TEST_URL='https://webrtc.red5.org/live/viewer.jsp?host=webrtc.red5.org&stream=myStream'
TEST_URL='http://webrtc.red5.org:5080/live/viewer.jsp?host=webrtc.red5.org&stream=myStream'

# set the ulimit
ulimit -n 8192

# create our null speaker for audio output / sink
pacmd load-module module-null-sink sink_name=nullspeaker

# set env var for our speaker that doesnt speak
export PULSE_SINK="nullspeaker"

# create n chromium instances and subscribe
for i in $( seq 1 $MAX_INSTANCES ); do
  if [ $i -lt 10 ]; then
    DPORT="900$i"
  elif [ $i -lt 100 ]; then
    DPORT="90$i"
  elif [ $i -lt 1000 ]; then
    DPORT="9$i"
  fi 
  echo "Spawning $i with debugging port: $DPORT"
  chromium-browser --user-data-dir=/tmp/chrome$(date +%s%N) --headless --disable-gpu --mute-audio --remote-debugging-port=$DPORT --window-size=1024,768 $TEST_URL > /dev/null &
  #xvfb-run -a --server-args='-screen 0, 1024x768x16' chromium-browser "--user-data-dir=/tmp/chrome$(date +%s%N)" --headless --mute-audio --disable-gpu --start-maximized $TEST_URL > /dev/null &
  sleep 3
done