Datanode shutdown should log problems with Storage.unlockAll()
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Key: HDFS-883
URL: https://issues.apache.org/jira/browse/HDFS-883
Project: Hadoop HDFS
Issue Type: Improvement
Components: data-node
Affects Versions: 0.22.0
Reporter: Steve Loughran
Assignee: Steve Loughran
Priority: Minor
When shutting down, Datanode calls {{Storage.unlockAll()}}, but discards any
exceptions thrown in the process.
These exceptions could be useful in diagnosing problems, and should be logged.
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