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https://issues.apache.org/jira/browse/HDFS-9574?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15068260#comment-15068260
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Kihwal Lee commented on HDFS-9574:
----------------------------------
{noformat}
mvn test -Dtest=TestDFSStripedOutputStreamWithFailure*
...
Running org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure110
Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.532 sec - in
org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure110
...
Results :
Tests run: 224, Failures: 0, Errors: 0, Skipped: 0
{noformat}
All reported test failures are not reproduced when run locally.
> Reduce client failures during datanode restart
> ----------------------------------------------
>
> Key: HDFS-9574
> URL: https://issues.apache.org/jira/browse/HDFS-9574
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Kihwal Lee
> Assignee: Kihwal Lee
> Attachments: HDFS-9574.patch, HDFS-9574.v2.patch
>
>
> Since DataXceiverServer is initialized before BP is fully up, client requests
> will fail until the datanode registers.
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