Chao Sun created HDFS-13182:
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Summary: Allow Observer to participate in NameNode failover
Key: HDFS-13182
URL: https://issues.apache.org/jira/browse/HDFS-13182
Project: Hadoop HDFS
Issue Type: Sub-task
Components: ha, namenode
Reporter: Chao Sun
As discussed in the design doc, when there is no SBN available, Observer should
be eligible for namenode failover. See HDFS-12975 for some preliminary findings
in this effort.
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