[jira] [Created] (HDFS-11999) Ozone: Clarify error message in case namenode is missing

["Elek, Marton (JIRA)" <ji...@apache.org>]

Elek, Marton created HDFS-11999:
-----------------------------------

             Summary: Ozone: Clarify error message 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


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-dev-unsubscribe@hadoop.apache.org
For additional commands, e-mail: hdfs-dev-help@hadoop.apache.org