BTServer killer

btserver_killer.rb

#!/usr/bin/env ruby

# Kill crazy BTServer processes when the iPad simulator is running and
# you wake your Mac from sleeping

seconds_between_checking = 30
kill_threshold_percent = 10.0

while true do
  ps_out_full = %x[ps aux | grep BTServer]
  ps_out = []
  cpu = ""
  pid = ""
  ps_out_full.each_line do |line|
    if !line.include? "grep" and !line.include? "launchctl"
      ps_out = ps_out_full.split
      cpu = ps_out[2]
      pid = ps_out[1]
      break
    end
  end
  
#  puts %x[ps aux | grep BTServer]

  # Make sure it is launched
  if ps_out.empty?
    print "#{Time.now} BTServer not running."
  else
    print "#{Time.now} BTServer running at #{cpu}% "
    1.upto( cpu.to_f * 10.0 ) { print "*" } #cheesy histogram
  end
  
  if !ps_out.empty? and cpu.to_f > kill_threshold_percent
    print "killing it (pid: #{pid}) #{%x[kill #{pid}]}"
    sleep(1)
  else
    sleep(seconds_between_checking)
  end
  
  puts
end

Not the cleanest rb but does the trick