Apache Ambari - What's New in 1.4.2

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Apache Ambari - What's New in 1.4.2

  1. 1. Apache Ambari 1.4.2 December 2013 © Hortonworks Inc. 2013 Page
  2. 2. What’s New in Ambari 1.4.2 • Move masters (NN, SNN, JT, RM) • HBase multi-master • More Host Controls • Simplified local repo setup • For a complete list of changes: https://issues.apache.org/jira/browse/AMBARI/fixforversion/12325016 © Hortonworks Inc. 2013 Page 2
  3. 3. Moving Masters • Move master components to different hosts – NameNode – SecondaryNameNode – TaskTracker (Hadoop 1) – ResourceManager (Hadoop 2) • Move individual NameNodes in Hadoop 2 HA configuration © Hortonworks Inc. 2013 Page 3
  4. 4. HBase Multi-Masters • Add multiple HBase Masters • During Cluster Install – Assign >1 HBase Masters • Post Cluster Install – Add HBase Master to a host © Hortonworks Inc. 2013 Page 4
  5. 5. More Host Controls • Start/Stop All host components • Delete host • Add Clients to existing host © Hortonworks Inc. 2013 Page 5
  6. 6. Simplified Local Repository Setup • Provide Repository Base URL during Install • No more editing Stack XML files! • Host Checks will confirm that repository is accessible © Hortonworks Inc. 2013 Page 6
  7. 7. Other Changes • Removed automatic “Smoke Test” on Service “Start” – Only occurs on “Start All” • New User Settings: Background ops dialog “off” © Hortonworks Inc. 2013 Page 7
  8. 8. Learn More Resource Location Apache Ambari Project Page http://ambari.apache.org Mailing Lists http://ambari.apache.org/mail-lists.html Ambari Wiki https://cwiki.apache.org/confluence/display/AMBARI Ambari JIRA https://issues.apache.org/jira/browse/AMBARI © Hortonworks Inc. 2013 Page 8
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