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https://issues.apache.org/jira/browse/HADOOP-5573?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Boris Shkolnik updated HADOOP-5573:
-----------------------------------
Attachment: HADOOP-5573.patch
Put synchronization (wait/notify) for BackupNode to wait for any undergoing
Checkpoint to complete before stopping.
> TestBackupNode sometimes fails
> ------------------------------
>
> Key: HADOOP-5573
> URL: https://issues.apache.org/jira/browse/HADOOP-5573
> Project: Hadoop Core
> Issue Type: Bug
> Components: dfs
> Reporter: Tsz Wo (Nicholas), SZE
> Assignee: Boris Shkolnik
> Attachments: HADOOP-5573.patch, TestBNFailure.log
>
>
> TestBackupNode may fail with different reasons:
> - Unable to open edit log file
> .\build\test\data\dfs\name-backup1\current\edits (FSEditLog.java:open(371))
> - NullPointerException at
> org.apache.hadoop.hdfs.server.namenode.EditLogBackupOutputStream.flushAndSync(EditLogBackupOutputStream.java:163)
> - Fatal Error : All storage directories are inaccessible.
> Will provide more information in the comments.
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