vitthal (Suhas) Gogate created HDFS-7885:
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Summary: Datanode should not trust the generation stamp provided
by client
Key: HDFS-7885
URL: https://issues.apache.org/jira/browse/HDFS-7885
Project: Hadoop HDFS
Issue Type: Bug
Components: datanode
Affects Versions: 2.2.0
Reporter: vitthal (Suhas) Gogate
Priority: Critical
Datanode should not trust the generation stamp provided by client, since it is
prefetched and buffered in client, and concurrent append may increase it.
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