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Re: What Happens if a Failed NameNode is Back On A...

by New Contributor in Support Questions
‎12-04-2018 10:04 PM
‎12-04-2018 10:04 PM
Thank you for the answer, the answer (TRUE) was expected actually, but I needed an official statement for it I found it in the Jira issue mentioned above in the state machine diagram Thank you anyway ... View more

Re: What Happens if a Failed NameNode is Back On A...

by New Contributor in Support Questions
‎12-04-2018 10:01 PM
‎12-04-2018 10:01 PM
@Akhil S Naik Thank you for your answer I found the answer to my question after taking a look at the Failover_controller state machine diagram found in the Jira issue it was not mentioned anywhere else After all, The answer is TRUE ... View more

What Happens if a Failed NameNode is Back On Again...

by New Contributor in Support Questions
‎12-04-2018 06:00 AM
‎12-04-2018 06:00 AM
Hello Community, Suppose the Following Scenario: 1) we have a HA hadoop Cluster 2) Active Namenode Fails for some reason (EX: POWEROFF) 3) Standby Namenode Becomes Active 4) The Failed Namenode becomes ON back again the question is: what happens then? does the failed Namenode becomes a standby node, or what? enlighten me please thank you ... View more
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