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Apache Ambari
1.4.2
December 2013

© Hortonworks Inc. 2013

Page
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
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
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
More Host Controls
• Start/Stop All host components
• Delete host
• Add Clients to existing host

© Hortonworks Inc. 2013

Page 5
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
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
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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Apache Ambari - What's New in 1.4.2

  • 1. Apache Ambari 1.4.2 December 2013 © Hortonworks Inc. 2013 Page
  • 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. 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. 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. More Host Controls • Start/Stop All host components • Delete host • Add Clients to existing host © Hortonworks Inc. 2013 Page 5
  • 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. 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. 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