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Type:
Improvement
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Status: Patch Available
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Priority:
Major
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Resolution: Unresolved
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Affects Version/s: None
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Fix Version/s: None
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Component/s: datanode
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Labels:
Provide existence-of-a-second-file implementation for pinning blocks on Datanode and let admin choosing the mechanism(use sticky bit or existence-of-a-second-file) to pinning blocks on favored Datanode.