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nsabharwal
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Master Mentor

Re: [Solved] Expected state FINISHED, but found ER...

by Master Mentor in Support Questions
‎02-03-2016 07:30 PM
‎02-03-2016 07:30 PM
@Juan Manuel Nieto Thanks for the final followup!! ... View more

Re: Ambari is not connecting to the right DB

by Master Mentor in Support Questions
‎02-03-2016 07:28 PM
‎02-03-2016 07:28 PM
@rbalam Did you run drop database ambari_database; ? ... View more

Re: Ambari is not connecting to the right DB

by Master Mentor in Support Questions
‎02-03-2016 07:27 PM
‎02-03-2016 07:27 PM
@rbalam I see the error. Whats the OS ? See this thread ... View more

Re: Can you add a ha namenode without cluster down...

by Master Mentor in Support Questions
‎02-03-2016 07:24 PM
‎02-03-2016 07:24 PM
@S Roy very details doc with screen shots http://docs.hortonworks.com/HDPDocuments/Ambari-2.2.0.0/bk_Ambari_Users_Guide/content/_how_to_configure_namenode_high_availability.html ... View more

Re: Can you add a ha namenode without cluster down...

by Master Mentor in Support Questions
‎02-03-2016 07:22 PM
1 Kudo
‎02-03-2016 07:22 PM
1 Kudo
@S Roy No as we have to run checkpoint on the NN and save the namespace. You have to have downtime to enable HA ... View more

Re: Ambari is not connecting to the right DB

by Master Mentor in Support Questions
‎02-03-2016 07:13 PM
‎02-03-2016 07:13 PM
@rbalam Please see this http://docs.hortonworks.com/HDPDocuments/Ambari-2.2.0.0/bk_ambari_reference_guide/content/_using_ambari_with_mysql.html You can drop the database as normal mysql statement and run the above scripts mentioned in the doc ... View more

Re: How to discp a partitioned multi-level directo...

by Master Mentor in Support Questions
‎02-03-2016 04:52 PM
‎02-03-2016 04:52 PM
@Peter Coates Falcon calls distcp. You can leverage that. I know you mentioned that in your comment that you are looking something other than distcp You can install falcon fairly easy ... View more

Re: Safe mode is OFF

by Master Mentor in Support Questions
‎02-03-2016 04:50 PM
1 Kudo
‎02-03-2016 04:50 PM
1 Kudo
@Roberto Sancho Good read http://hortonworks.com/blog/understanding-namenode-startup-operations-in-hdfs/ ... View more

Re: Safe mode is OFF

by Master Mentor in Support Questions
‎02-03-2016 04:49 PM
‎02-03-2016 04:49 PM
@Roberto Sancho This is normal and during restart Namode does the checkpoints for the metadata sanity check. ... View more

Re: HDFS quota: Is there a GUI to control HDFS Nam...

by Master Mentor in Support Questions
‎02-03-2016 03:43 PM
‎02-03-2016 03:43 PM
@Artem Ervits Its wikified..great answer but not what exact and I believe there is no GUI. You should write an article based on your answer. ... View more
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Member Since ‎09-18-2015 05:49 PM
Last Visited ‎07-18-2019 05:10 PM
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