2022-05-26 08:54:06,392 INFO retry.RetryInvocationHandler: java.net.NoRouteToHostException: No Route to Host from spark1/192.168.40.30 to spark2:8032 failed on socket timeout exception: java.net.NoRouteToHostException: 没有到主机的路由; For more details see: http://wiki.apache.org/hadoop/NoRouteToHost, while invoking ApplicationClientProtocolPBClientImpl.getClusterMetrics over null after 13 failover attempts. Trying to failover after sleeping for 38541ms.