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Posted to issues@ozone.apache.org by "George Huang (Jira)" <ji...@apache.org> on 2023/02/08 22:19:00 UTC
[jira] [Commented] (HDDS-7934) java.lang.NullPointerException: at org.apache.hadoop.ozone.util.ShutdownHookManager.executeShutdown(ShutdownHookManager.java:132)
[ https://issues.apache.org/jira/browse/HDDS-7934?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17686118#comment-17686118 ]
George Huang commented on HDDS-7934:
------------------------------------
Executed this command:
ozone freon randomkeys --numOfVolumes=3 --numOfBuckets 10 --numOfKeys 30
> java.lang.NullPointerException: at org.apache.hadoop.ozone.util.ShutdownHookManager.executeShutdown(ShutdownHookManager.java:132)
> ---------------------------------------------------------------------------------------------------------------------------------
>
> Key: HDDS-7934
> URL: https://issues.apache.org/jira/browse/HDDS-7934
> Project: Apache Ozone
> Issue Type: Bug
> Components: freon
> Reporter: George Huang
> Priority: Major
>
>
> {code:java}
> ***************************************************
> Status: Success
> Git Base Revision: 39dba86fbcf282ba02f5c32e6e2246cf98ff2cdf
> Number of Volumes created: 3
> Number of Buckets created: 30
> Number of Keys added: 900
> 23/02/08 13:57:09 WARN util.ShutdownHookManager: ShutdownHook 'RandomKeyGenerator$$Lambda$52/1000171161' failed, java.util.concurrent.ExecutionException: java.lang.NullPointerException
> java.util.concurrent.ExecutionException: java.lang.NullPointerException
> at java.util.concurrent.FutureTask.report(FutureTask.java:122)
> at java.util.concurrent.FutureTask.get(FutureTask.java:206)
> at org.apache.hadoop.ozone.util.ShutdownHookManager.executeShutdown(ShutdownHookManager.java:132)
> at org.apache.hadoop.ozone.util.ShutdownHookManager$1.run(ShutdownHookManager.java:103)
> Caused by: java.lang.NullPointerException
> at org.apache.hadoop.ozone.freon.RandomKeyGenerator.printStats(RandomKeyGenerator.java:487)
> at org.apache.hadoop.ozone.freon.RandomKeyGenerator.lambda$addShutdownHook$0(RandomKeyGenerator.java:399)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> {code}
>
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