网上查找关键词 严重: Unable to start cluster.
org.apache.catalina.tribes.ChannelException: java.lang.IllegalArgumentException: java.net.UnknownHostException: auto; No faulty members identified. 后查找到 可能原因是server.xml文件出错了，于是尝试修改如下：
<ReceiverclassName="org.apache.catalina.tribes.transport.nio.NioReceiver"