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https://issues.apache.org/jira/browse/YARN-7128?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16162216#comment-16162216
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Haibo Chen commented on YARN-7128:
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+1 on the patch. Thanks for the contribution [~lingjinjiang]!
> The error message in TimelineSchemaCreator is not enough to find out the
> error.
> -------------------------------------------------------------------------------
>
> Key: YARN-7128
> URL: https://issues.apache.org/jira/browse/YARN-7128
> Project: Hadoop YARN
> Issue Type: Sub-task
> Components: timelineserver
> Affects Versions: 3.0.0-beta1
> Reporter: Jinjiang Ling
> Assignee: Jinjiang Ling
> Attachments: YARN-7128.patch
>
>
> When I run the schema creator tool of timeline service v2, then an error
> happened with the error message below:
> {quote}
> 17/08/30 16:04:18 INFO zookeeper.ClientCnxn: Session establishment complete
> on server zdh175/10.43.183.175:2181, sessionid = 0x15e0d065a330019,
> negotiated timeout = 180000
> 17/08/30 16:04:18 WARN util.HeapMemorySizeUtil:
> hbase.regionserver.global.memstore.upperLimit is deprecated by
> hbase.regionserver.global.memstore.size
> 17/08/30 16:04:18 ERROR storage.TimelineSchemaCreator: Error in creating
> hbase tables: java.lang.reflect.InvocationTargetException
> 17/08/30 16:04:18 WARN storage.TimelineSchemaCreator: Schema creation
> finished with the following exceptions
> 17/08/30 16:04:18 WARN storage.TimelineSchemaCreator:
> java.lang.reflect.InvocationTargetException
> {quote}
> But I can't tell which error caused this exception with message.
> Then I find it only print the exception message in TimelineSchemaCreator
> {code}
> try {
> ......
> } catch (IOException e) {
> LOG.error("Error in creating hbase tables: " + e.getMessage());
> exceptions.add(e);
> }
> {code}
> I change it like this
> {code}
> try {
> ......
> } catch (IOException e) {
> LOG.error("Error in creating hbase tables: ", e);
> exceptions.add(e);
> }
> {code}
> finally, I get the detail of this error, and it's caused by a directory of
> hbase not created.
> {quote}
> at
> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.<init>(ConnectionManager.java:648)
> ... 10 more
> Caused by: java.lang.RuntimeException: Failed to create local dir
> /data1/zdh/hbase/tmp/RegionServer/local/jars, DynamicClassLoader failed to
> init
> at
> org.apache.hadoop.hbase.util.DynamicClassLoader.initTempDir(DynamicClassLoader.java:110)
> at
> org.apache.hadoop.hbase.util.DynamicClassLoader.<init>(DynamicClassLoader.java:98)
> at
> org.apache.hadoop.hbase.protobuf.ProtobufUtil.<clinit>(ProtobufUtil.java:244)
> ... 15 more
> 17/08/30 16:03:42 WARN storage.TimelineSchemaCreator: Schema creation
> finished with the following exceptions
> 17/08/30 16:03:42 WARN storage.TimelineSchemaCreator:
> java.lang.reflect.InvocationTargetException
> {quote}
> As the exception message is not enough to find out the error, so I think
> print all the information of the exception in TimelineSchemaCreator is better.
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