1. Apache Ambari
1.4.3
January 2013
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2. What’s New in Ambari 1.4.3
• Host Configuration Groups
• Staged Configurations Changes
• Ambari DB: MySQL Support
• For a complete list of changes:
https://issues.apache.org/jira/browse/AMBARI/fixforversion/12325020
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3. Host Configuration Groups
• Set custom configuration properties for one or more
host groups (e.g. “host overrides”)
• Important for handing “heterogeneous” HW clusters
– Different memory, mount points, directories
HEAPSIZE= 1024
HEAPSIZE= 512
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4. Staged Configurations Changes
• Make configuration changes and save in Ambari w/o
stopping services
• Stage the changes on Ambari, restart components to
pickup configurations
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5. Ambari DB Support: MySQL
Hive Metastore
Oozie
Ambari DB
MySQL 5.x
Oracle 11g
PostgreSQL 8
Ambari DB: MySQL Support New in 1.4.3
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6. 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
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