Apache Ambari - What's New in 1.5.0

of 12 /12
© Hortonworks Inc. 2014 Apache Ambari 1.5.0 April 2014 Page

Embed Size (px)

description

 

Transcript of Apache Ambari - What's New in 1.5.0

Page 1: Apache Ambari - What's New in 1.5.0

© Hortonworks Inc. 2014

Apache Ambari

1.5.0

April 2014

Page

Page 2: Apache Ambari - What's New in 1.5.0

© 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

Page 2

Page 3: Apache Ambari - What's New in 1.5.0

© 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)

Page 3

Page 4: Apache Ambari - What's New in 1.5.0

© Hortonworks Inc. 2014

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

Page 4

Page 5: Apache Ambari - What's New in 1.5.0

© Hortonworks Inc. 2014

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

Page 5

Page 6: Apache Ambari - What's New in 1.5.0

© Hortonworks Inc. 2014

Restarts

• Explicit “Restart” operation• For Components, Hosts and Services

Page 6

Components Hosts Services

Restart individual components at the host level.

Restart all components on a given host.

Restart all components of a given service.

Page 7: Apache Ambari - What's New in 1.5.0

© Hortonworks Inc. 2014

Decommission

• TaskTrackers (HDP 1.3)• NodeManagers (HDP 2.0 and 2.1)• RegionServers (HDP 1.3, 2.0 and 2.1)

Page 7

Page 8: Apache Ambari - What's New in 1.5.0

© Hortonworks Inc. 2014

Customizable ZooKeeper Configs

Page 8

Custom Properties

Page 9: Apache Ambari - What's New in 1.5.0

© Hortonworks Inc. 2014

Refresh Client Configs

• Ability to refresh client configurations on a host• Useful for client-only hosts

Page 9

Page 10: Apache Ambari - What's New in 1.5.0

© Hortonworks Inc. 2014

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

Page 10

Page 11: Apache Ambari - What's New in 1.5.0

© Hortonworks Inc. 2014

Other Changes

Page 11

Operation Log Locations “About Ambari” Dialog w/ Version

Operation Timing Info

Page 12: Apache Ambari - What's New in 1.5.0

© Hortonworks Inc. 2014

Learn More

Page 12

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