0
Apache Ambari
1.4.1
October 2013

© Hortonworks Inc. 2013

Page
What’s New in Ambari 1.4.1
• Install & Management
– Support for Hadoop 2 Stack (YARN and MapReduce 2)
– YARN Configuration...
What’s New in Ambari 1.4.1
• Core Improvements
– Support for Hadoop 1 to Hadoop 2 upgrade
– JDK 7 Support
– Oracle JDK 1.7...
YARN and MapReduce 2

© Hortonworks Inc. 2013

Page 4
YARN Alerts

© Hortonworks Inc. 2013

Page 5
YARN Dashboard Widgets + Heatmaps

© Hortonworks Inc. 2013

Page 6
YARN Configuration

© Hortonworks Inc. 2013

Page 7
Enable NameNode HA
• Post-cluster install, wizard driven experience
• Combination of manual and automated steps
• For Hado...
NameNode HA Alerts

© Hortonworks Inc. 2013

Page 9
Add ZooKeeper Servers

© Hortonworks Inc. 2013

Page 10
Core Improvements

© Hortonworks Inc. 2013

Page 11
Host Registration List
• During Host Registration, if Ambari Agent hosts register that are
NOT in your registration list, ...
Host Cleanup Script

© Hortonworks Inc. 2013

Page 13
JDK Path Setup
• Removed JDK Path field from Install Wizard UI
• Ambari will use JDK Path option set during setup
ambari-s...
Removed EPEL Requirement

© Hortonworks Inc. 2013

Page 15
Version and iptables
• Host Checks for iptables
– Ambari Server and Ambari Agent start no longer stop iptables
– Be sure t...
Nagios Group Customization

© Hortonworks Inc. 2013

Page 17
Hosts List UI Improvements

longer names

component listing

© Hortonworks Inc. 2013

Page 18
Learn More
Resource

Location

Apache Ambari Project Page http://incubator.apache.org/ambari/
Mailing Lists

http://incuba...
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Apache Ambari - What's New in 1.4.1

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Transcript of "Apache Ambari - What's New in 1.4.1"

  1. 1. Apache Ambari 1.4.1 October 2013 © Hortonworks Inc. 2013 Page
  2. 2. What’s New in Ambari 1.4.1 • Install & Management – Support for Hadoop 2 Stack (YARN and MapReduce 2) – YARN Configuration (including Capacity Scheduler) – Enable NameNode HA (Hadoop 2 Stack only) – Add ZooKeeper Servers • Monitoring – YARN Service and Host Alerts – YARN Dashboard Widgets and Heatmaps © Hortonworks Inc. 2013 Page 2
  3. 3. What’s New in Ambari 1.4.1 • Core Improvements – Support for Hadoop 1 to Hadoop 2 upgrade – JDK 7 Support – Oracle JDK 1.7 and Open JDK 7 – More Host Checks and Host Cleanup Script – Host Registration List – Nagios Group Customization – Simplified Local Install – Easier JDK Path setup – Remove EPEL requirement © Hortonworks Inc. 2013 Page 3
  4. 4. YARN and MapReduce 2 © Hortonworks Inc. 2013 Page 4
  5. 5. YARN Alerts © Hortonworks Inc. 2013 Page 5
  6. 6. YARN Dashboard Widgets + Heatmaps © Hortonworks Inc. 2013 Page 6
  7. 7. YARN Configuration © Hortonworks Inc. 2013 Page 7
  8. 8. Enable NameNode HA • Post-cluster install, wizard driven experience • Combination of manual and automated steps • For Hadoop 2 Stack ONLY © Hortonworks Inc. 2013 Page 8
  9. 9. NameNode HA Alerts © Hortonworks Inc. 2013 Page 9
  10. 10. Add ZooKeeper Servers © Hortonworks Inc. 2013 Page 10
  11. 11. Core Improvements © Hortonworks Inc. 2013 Page 11
  12. 12. Host Registration List • During Host Registration, if Ambari Agent hosts register that are NOT in your registration list, you will see a warning • Useful in troubleshooting scenarios where a Host registers with a different hostname than the hostname you specified – Possibly due to DNS and network misconfiguration © Hortonworks Inc. 2013 Page 12
  13. 13. Host Cleanup Script © Hortonworks Inc. 2013 Page 13
  14. 14. JDK Path Setup • Removed JDK Path field from Install Wizard UI • Ambari will use JDK Path option set during setup ambari-server setup –j /my/jdk/path © Hortonworks Inc. 2013 Page 14
  15. 15. Removed EPEL Requirement © Hortonworks Inc. 2013 Page 15
  16. 16. Version and iptables • Host Checks for iptables – Ambari Server and Ambari Agent start no longer stop iptables – Be sure to check your network configuration and ports! • Ambari versions accessible from CLI $ ambari-server --version 1.4.1.25 $ ambari-agent --version 1.4.1.25 © Hortonworks Inc. 2013 Page 16
  17. 17. Nagios Group Customization © Hortonworks Inc. 2013 Page 17
  18. 18. Hosts List UI Improvements longer names component listing © Hortonworks Inc. 2013 Page 18
  19. 19. Learn More Resource Location Apache Ambari Project Page http://incubator.apache.org/ambari/ Mailing Lists http://incubator.apache.org/ambari/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 19
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