顯示主程序pid

	pstree -ap | grep gunicorn

  |-gunicorn,17301 /usr/bin/gunicorn -w 4 app:app --daemon
  |   |-gunicorn,17310 /usr/bin/gunicorn -w 4 app:app --daemon
  |   |-gunicorn,17319 /usr/bin/gunicorn -w 4 app:app --daemon
  |   |-gunicorn,17322 /usr/bin/gunicorn -w 4 app:app --daemon
  |   `-gunicorn,17348 /usr/bin/gunicorn -w 4 app:app --daemon
  |
 
-gunicorn,17326 /usr/bin/gunicorn -w 4 app:app --daemon
  |   |-gunicorn,17330 /usr/bin/gunicorn -w 4 app:app --daemon
  |   |-gunicorn,17332 /usr/bin/gunicorn -w 4 app:app --daemon
  |   |-gunicorn,17334 /usr/bin/gunicorn -w 4 app:app --daemon
  |   `-gunicorn,17335 /usr/bin/gunicorn -w 4 app:app --daemon
  |               |
 
-grep,17351 --color=auto gunicorn

殺掉這個主程序就ok

	kill -9 查詢出的pid # 這裡是17301 17326