Hi, 明文: 这个报错实际上是TM失联,一般是TM被kill导致的,可以根据TM的Flink日志和GC日志、集群层面的NM日志(YARN环境)或者是K8S日志查看TM被kill的原因。一般情况下可能是:gc时间过长导致TM心跳超时被kill、TM内存超用导致container/pod被kill等等。
Best. Zhilong On Mon, Mar 7, 2022 at 10:18 AM 潘明文 <panmin...@163.com> wrote: > HI 读kafka,入hbase和kafka > flink任务经常性报错 > > org.apache.flink.runtime.io.network.netty.exception.RemoteTransportException: > Connection unexpectedly closed by remote task manager 'cdh02/xxx:42892'. > This might indicate that the remote task manager was lost.