watters.wang created FLINK-15394: ------------------------------------ Summary: in yarn mode, jobmanager fails to start in case of rest.port conflict. Key: FLINK-15394 URL: https://issues.apache.org/jira/browse/FLINK-15394 Project: Flink Issue Type: Bug Components: Runtime / REST Affects Versions: 1.9.0 Environment: a small yarn cluster with three node. Reporter: watters.wang
In flink 1.9, if rest.port is set in flink.yaml, jobmanager will start failed in case of rest.port conflict in small cluster. in 1.7, that's ok . {code:java} //代码占位符 org.apache.flink.runtime.entrypoint.ClusterEntrypointException: Failed to initialize the cluster entrypoint YarnJobClusterEntrypoint. at org.apache.flink.runtime.entrypoint.ClusterEntrypoint.startCluster(ClusterEntrypoint.java:182) at org.apache.flink.runtime.entrypoint.ClusterEntrypoint.runClusterEntrypoint(ClusterEntrypoint.java:501) at org.apache.flink.yarn.entrypoint.YarnJobClusterEntrypoint.main(YarnJobClusterEntrypoint.java:102) Caused by: org.apache.flink.util.FlinkException: Could not create the DispatcherResourceManagerComponent. at org.apache.flink.runtime.entrypoint.component.AbstractDispatcherResourceManagerComponentFactory.create(AbstractDispatcherResourceManagerComponentFactory.java:257) at org.apache.flink.runtime.entrypoint.ClusterEntrypoint.runCluster(ClusterEntrypoint.java:210) at org.apache.flink.runtime.entrypoint.ClusterEntrypoint.lambda$startCluster$0(ClusterEntrypoint.java:164) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:422) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1754) at org.apache.flink.runtime.security.HadoopSecurityContext.runSecured(HadoopSecurityContext.java:41) at org.apache.flink.runtime.entrypoint.ClusterEntrypoint.startCluster(ClusterEntrypoint.java:163) ... 2 more Caused by: java.net.BindException: Could not start rest endpoint on any port in port range 8081 at org.apache.flink.runtime.rest.RestServerEndpoint.start(RestServerEndpoint.java:219) at org.apache.flink.runtime.entrypoint.component.AbstractDispatcherResourceManagerComponentFactory.create(AbstractDispatcherResourceManagerComponentFactory.java:161) ... 9 more {code} -- This message was sent by Atlassian Jira (v8.3.4#803005)