启动HBase时，第三个节点的zookeeper的日志里报了如下错误:zookeeper.ClientCnxn: Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnectjava.net.SocketException: Network is unrea...

如果添加了新的依赖，在tomcat下运行用的war包记得重新打包，否则会报错类找不到

Error executing map action org.apache.flink.streaming.runtime.tasks.ExceptionInChainedOperatorException: Could not forward element to next operator at今天在跑一个flink程序的时候，一直报这个错最后发现是配置的Watermark中的t...