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What is the best way to replace ambari server whil...

by Expert Contributor in Support Questions
‎02-22-2016 05:03 PM
1 Kudo
‎02-22-2016 05:03 PM
1 Kudo
We built a cluster using amazon ec2 instances, amazon won't give guarantee about their instances. They can die at any time. Can you suggest any best way to replace the hosts when amazon instance dies? ... View more

Re: How to make ambari forget about decommissioned...

by Expert Contributor in Support Questions
‎02-11-2016 09:19 PM
‎02-11-2016 09:19 PM
Thank you @Artem Ervits ... View more

How to make ambari forget about decommissioned hos...

by Expert Contributor in Support Questions
‎02-11-2016 07:16 PM
1 Kudo
‎02-11-2016 07:16 PM
1 Kudo
I have decommissioned one node from my cluster.I included that host name in dfs.exclude, and yarn.exclude. Still ambari is showing as dead node. How to make ambari forget about the decommissioned host from cluster? ... View more
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Re: HDP OS Upgrade/Patching Best practices

by Expert Contributor in Support Questions
‎02-09-2016 03:32 PM
‎02-09-2016 03:32 PM
Thank you @Artem Ervits ... View more

Re: HDP OS Upgrade/Patching Best practices

by Expert Contributor in Support Questions
‎02-09-2016 03:22 PM
‎02-09-2016 03:22 PM
We enabled HA for Namenode and ResourceManager. What are the actions we need to take care while doing O.S updates on HDP cluster? ... View more

Re: HDP OS Upgrade/Patching Best practices

by Expert Contributor in Support Questions
‎02-09-2016 03:19 PM
‎02-09-2016 03:19 PM
Hi Neeraj.. Is there any latest hortonworks documentation to know step by step procedure to perform O.S upgrade for hadoop cluster? ... View more

Re: O.S Patch updates, what are the precautions to...

by Expert Contributor in Support Questions
‎02-08-2016 06:10 PM
1 Kudo
‎02-08-2016 06:10 PM
1 Kudo
Thank you Neeraj. ... View more

Re: Sub-sequent actions when amazon ec2 instance d...

by Expert Contributor in Support Questions
‎02-03-2016 08:48 PM
‎02-03-2016 08:48 PM
@Neeraj We implemented HA for both namenode and ResourceManager. They are working fine. Let us consider a case, if one name node goes down, we can create another instance of same configuration n add to the cluster n install the services. Do you have any procedure templates for subsequent actions after one node is dead? ... View more

Re: Sub-sequent actions when amazon ec2 instance d...

by Expert Contributor in Support Questions
‎02-03-2016 08:44 PM
‎02-03-2016 08:44 PM
@ Artem Ervits I am asking in the view of amazon ec2 instance. I know the procedure of decommissioning and including in the exclude host list. I would like to know is there any procedure template if some node goes down, do these actions like that as a procedure template. ... View more
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Member Since ‎01-06-2016 06:22 PM
Last Visited ‎09-24-2017 04:05 AM
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