Uma Maheswara Rao G created HDFS-4516:
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Summary: Client crash after block allocation and NN switch before
lease recovery for the same file can cause readers to fail forever
Key: HDFS-4516
URL: https://issues.apache.org/jira/browse/HDFS-4516
Project: Hadoop HDFS
Issue Type: Bug
Components: namenode
Affects Versions: 2.0.3-alpha, 3.0.0
Reporter: Uma Maheswara Rao G
Priority: Critical
If client crashes just after allocating block( blocks not yet created in DNs)
and NN also switched after this, then new Namenode will not know about locs.
Further details will be in comment.
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