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Posted to issues@hive.apache.org by "Attila Magyar (Jira)" <ji...@apache.org> on 2020/04/27 13:37:00 UTC
[jira] [Assigned] (HIVE-23305) NullPointerException in
LlapTaskSchedulerService addNode due to race condition
[ https://issues.apache.org/jira/browse/HIVE-23305?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Attila Magyar reassigned HIVE-23305:
------------------------------------
> NullPointerException in LlapTaskSchedulerService addNode due to race condition
> ------------------------------------------------------------------------------
>
> Key: HIVE-23305
> URL: https://issues.apache.org/jira/browse/HIVE-23305
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Reporter: Attila Magyar
> Assignee: Attila Magyar
> Priority: Major
> Fix For: 4.0.0
>
>
> {code:java}
> java.lang.NullPointerException at org.apache.hadoop.hive.llap.tezplugins.LlapTaskSchedulerService.addNode(LlapTaskSchedulerService.java:1575) at org.apache.hadoop.hive.llap.tezplugins.LlapTaskSchedulerService.registerAndAddNode(LlapTaskSchedulerService.java:1566) at org.apache.hadoop.hive.llap.tezplugins.LlapTaskSchedulerService.access$1800(LlapTaskSchedulerService.java:128) at org.apache.hadoop.hive.llap.tezplugins.LlapTaskSchedulerService$NodeStateChangeListener.onCreate(LlapTaskSchedulerService.java:831) at org.apache.hadoop.hive.llap.tezplugins.LlapTaskSchedulerService$NodeStateChangeListener.onCreate(LlapTaskSchedulerService.java:823) at org.apache.hadoop.hive.registry.impl.ZkRegistryBase$InstanceStateChangeListener.childEvent(ZkRegistryBase.java:612) at {code}
> The above exception happens when a node registers too fast, before the active activeInstances field was initialized.
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