Más contenido relacionado La actualidad más candente (20) Similar a Apache Ambari - What's New in 1.5.0 (20) Apache Ambari - What's New in 1.5.02. © Hortonworks Inc. 2014
What’s New in Ambari 1.5.0?
• Maintenance Mode
• Rolling Restarts
• Bulk Host Operations
• Service and Component Restarts
• Decommission TTs, NMs, RSs
• Add Service
• Customize ZooKeeper Configs
• Refresh Client Configs
• Default JDK 7
• For a complete list of changes:
https://issues.apache.org/jira/browse/AMBARI/fixforversion/12325019
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3. © Hortonworks Inc. 2014
Maintenance Mode
• Goal: silence alerts for services, hosts and components when
performing maintenance
• Ability to put Service or Host “Out of Service”
• Alerts will be suspended for that item
• Item will not respond to bulk operations (such as restarts)
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Rolling Restarts
• Goal: minimize cluster downtime + service impact when making
changes across many hosts
• Ability to initiate a "rolling restart" of components
• Optionally include only hosts with configurations changes
• Set host batch size + time to wait between batches
• Set failure tolerance to halt restarts automatically
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Bulk Host Operations
• Perform host operations such as
Stop, Start, Restart, Decommission, Maintenance
Mode in “bulk” form
• Apply operations to all hosts, filtered hosts or a
selected group of hosts
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Restarts
• Explicit “Restart” operation
• For Components, Hosts and Services
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Components Hosts Services
Restart individual components at
the host level.
Restart all components on a
given host.
Restart all components of a
given service.
7. © Hortonworks Inc. 2014
Decommission
• TaskTrackers (HDP 1.3)
• NodeManagers (HDP 2.0 and 2.1)
• RegionServers (HDP 1.3, 2.0 and 2.1)
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Refresh Client Configs
• Ability to refresh client configurations on a host
• Useful for client-only hosts
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Default JDK 7
• Select JDK during setup
–Will match JCE + JDK to selected JDK version
• Custom JDK option
–You must match JCE to the custom JDK
–Use Custom JDK if you want to use OpenJDK or in the case of a
local install (no internet access)
• Change JDK by re-running setup
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Other Changes
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Operation Log Locations “About Ambari” Dialog w/ Version
Operation Timing Info
12. © Hortonworks Inc. 2014
Learn More
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Resource Location
Apache Ambari Project Page http://ambari.apache.org
Ambari Project Wiki https://cwiki.apache.org/confluence/display/AMBARI
Ambari Project JIRA https://issues.apache.org/jira/browse/AMBARI