old_contents: 
  import subprocess
  import sys
  import setup_util
  import os
  
  def start(args):
    subprocess.Popen("gunicorn hello:app -b 0.0.0.0:8080 -w " + str((args.max_threads * 2)) + " --log-level=critical", shell=True, cwd="wsgi")
    return 0
  def stop():
    p = subprocess.Popen(['ps', 'aux'], stdout=subprocess.PIPE)
    out, err = p.communicate()
    for line in out.splitlines():
      if 'gunicorn' in line:
        try:
          pid = int(line.split(None, 2)[1])
          os.kill(pid, 9)
        except OSError:
          pass
  
    return 0
new_contents: 
  import subprocess
  import sys
  import setup_util
  import os
  
  def start(args):
    subprocess.Popen('gunicorn hello:app --worker-class="egg:meinheld#gunicorn_worker" -b 0.0.0.0:8080 -w '
                     + str((args.max_threads * 2)) + " --log-level=critical", shell=True, cwd="wsgi")
    return 0
  def stop():
    p = subprocess.Popen(['ps', 'aux'], stdout=subprocess.PIPE)
    out, err = p.communicate()
    for line in out.splitlines():
      if 'gunicorn' in line:
        try:
          pid = int(line.split(None, 2)[1])
          os.kill(pid, 9)
        except OSError:
          pass
  
    return 0
  
subject: Use meinheld worker (same as other Python Frameworks)