ps -ef # 显示进程
ps -ef | grep "key word" # 显示进程中包含关键字的进程
ps -ef | grep "ket word" | grep -v grep # 讲显示关键字的进程中
ps -ef | grep "ket word" | grep -v grep | cut -c 9-15 # 根据上面结果裁剪出ID
ps -ef | grep "ket word" | grep -v grep | cut -c 9-15 | xargs kill -s 9 # 把ID传入kill