tomcat关闭时无法清理资源解决方案

tomcat下bin/catalina.sh的PRGDIR下行增加：

if [ -z "$CATALINA_PID" ]; then
      CATALINA_PID=$PRGDIR/CATALINA_PID
fi

shutdown.sh最后一行中增加-force

exec "$PRGDIR"/"$EXECUTABLE" stop -force "$@"

参考：https://blog.csdn.net/yucdsn/article/details/78193384