请用shell命令查找出Java进程的ID，并杀死该进程
ps -ef|grep java | awk '{print $2}' | xarsg -r kill -9
ps -ef|grep java |grep -v grep | awk '{print $2}' | xargs -r kill -9
ps -aux |grep java |grep -v grep | awk '{print $2}'|xargs -r kill -9
pgrep java | xarags -r kill -9
