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Re: ERROR org.apache.hadoop.hdfs.server.namenode.N...

by New Contributor in Support Questions
‎04-03-2021 01:35 PM
‎04-03-2021 01:35 PM
java.lang.ClassNotFoundException: Class org.apache.hadoop.security.ShellGroupssMapping not found In your core-site.xml make following change and restart hadoop  Changed this property to ---->> hadoop.security.group.mapping Value: org.apache.hadoop.security.JniBasedUnixGroupsMappingWithFallback   Refer: http://beadooper.com/?page_id=263 ... View more

Re: Time taken for load dynamic partitions in HIV...

by New Contributor in Support Questions
‎01-31-2020 03:24 AM
‎01-31-2020 03:24 AM
Did you get any clue about how we can reduce that time taken to load dynamic partitions?    Is there any tunable which can help to reduce this time? Or is this time is expected time to write data to HDFS? ... View more

Re: Ambari 2.7.3 Dashboard "Yarn Container" widget...

by New Contributor in Support Questions
‎01-21-2020 06:04 AM
‎01-21-2020 06:04 AM
Hey @jsensharma ,    Thanks for providing patch for this issue. I tested patch from https://github.com/apache/ambari/pull/3125/commits/973bb3fafdfb3c8e1f8516ca7a6efbb27897fb11 and it fix issue for yarn container metric. But above accepted solution does not work for "yarn container" metrics. Trick is to find correct counterOrNA function as this function is available at 4 places in app.js file . Just thought to let you and others know.  Regards Ajit Mote ... View more
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