Namenode HA using Backup Namenode as Hot Standby
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Key: HDFS-2124
URL: https://issues.apache.org/jira/browse/HDFS-2124
Project: Hadoop HDFS
Issue Type: New Feature
Components: data-node, hdfs client, name-node
Affects Versions: 0.21.0, 0.20.2
Reporter: Justin Joseph
This is to share our experiences on building Automatic, Hot High Availability
for Namenode, leveraging the existing Backup Namenode.
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