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Anu Engineer commented on HDFS-11999: ------------------------------------- I will commit this shortly. There is a checkstyle warning issue I will fix it while committing. > Ozone: Clarify startup error message of Datanode in case namenode is missing > ---------------------------------------------------------------------------- > > Key: HDFS-11999 > URL: https://issues.apache.org/jira/browse/HDFS-11999 > Project: Hadoop HDFS > Issue Type: Sub-task > Components: ozone > Affects Versions: HDFS-7240 > Reporter: Elek, Marton > Assignee: Elek, Marton > Attachments: HDFS-11999-HDFS-7240.001.patch, HDFS-11999.patch > > > Datanode is failing if namenode config setting is missing even for Ozone with > a confusing error message: > {code} > 14:33:29.176 [main] ERROR o.a.h.hdfs.server.datanode.DataNode - Exception in > secureMain > java.io.IOException: No services to connect (NameNodes or SCM). > at > org.apache.hadoop.hdfs.server.datanode.BlockPoolManager.refreshNamenodes(BlockPoolManager.java:168) > ~[classes/:na] > at > org.apache.hadoop.hdfs.server.datanode.DataNode.startDataNode(DataNode.java:1440) > [classes/:na] > at > org.apache.hadoop.hdfs.server.datanode.DataNode.<init>(DataNode.java:510) > [classes/:na] > at > org.apache.hadoop.hdfs.server.datanode.DataNode.makeInstance(DataNode.java:2802) > [classes/:na] > at > org.apache.hadoop.hdfs.server.datanode.DataNode.instantiateDataNode(DataNode.java:2705) > [classes/:na] > at > org.apache.hadoop.hdfs.server.datanode.DataNode.createDataNode(DataNode.java:2752) > [classes/:na] > at > org.apache.hadoop.hdfs.server.datanode.DataNode.secureMain(DataNode.java:2896) > [classes/:na] > at > org.apache.hadoop.hdfs.server.datanode.DataNode.main(DataNode.java:2920) > [classes/:na] > 14:33:29.177 [main] INFO org.apache.hadoop.util.ExitUtil - Exiting with > status 1: java.io.IOException: No services to connect (NameNodes or SCM). > {code} -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org