Details
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Improvement
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Status: Open
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Major
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Resolution: Unresolved
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0.21.0
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None
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None
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Description
The current pluggable block placement policy interface (https://issues.apache.org/jira/browse/HDFS-385) sets the policy globally. I propose to have this interface be extended to allow setting the policy on a file-level basis. For example, there may be cases where certain files may simply need the default policy and certain other files need more complex block placement policies.
Attachments
Issue Links
- is related to
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HDFS-385 Design a pluggable interface to place replicas of blocks in HDFS
- Closed