FAQ
DatanodeCommand Finalize sent from namenode to datanode must include block pool ID
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Key: HDFS-1645
URL: https://issues.apache.org/jira/browse/HDFS-1645
Project: Hadoop HDFS
Issue Type: Sub-task
Components: data-node, name-node
Affects Versions: Federation Branch
Reporter: Suresh Srinivas
Assignee: Suresh Srinivas
Fix For: Federation Branch


With federation, a namenode finalizes a block pool corresponding to it. Finalize command requires block pool ID information. Datanode uses this to finalize only the storage associated with the block pool.


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postedFeb 24, '11 at 8:56p
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