Brahma Reddy Battula created HDFS-8161:
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Summary: Both Namenodes are in standby State
Key: HDFS-8161
URL: https://issues.apache.org/jira/browse/HDFS-8161
Project: Hadoop HDFS
Issue Type: Bug
Reporter: Brahma Reddy Battula
Assignee: Brahma Reddy Battula
Scenario:
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Start cluster with three Nodes.
Reboot Machine where ZKFC is not running..( Here Active Node ZKFC should open
session with this ZK )
Now ZKFC ( Active NN's ) session expire and try re-establish connection with
another ZK...Bythe time ZKFC ( StndBy NN's ) will try to fence old active and
create the active Breadcrumb and Makes SNN to active state..
But immediately it fence to standby state.. ( Here is the doubt)
Hence both will be in standby state..
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