Adding an Oozie Server Component
Steps
In Ambari Web, browse to the host on which you want to install another Oozie Server.
On the Host page, click the +Add button.
Click Oozie Server from the list.
Ambari installs the new Oozie Server.
Configure your external load balancer and then update the Oozie configuration.
Browse to Services > Oozie > Configs.
In
oozie-site, add the following property values:- oozie.zookeeper.connection.string
List of ZooKeeper hosts with ports: for example,
c6401.ambari.apache.org:2181,
c6402.ambari.apache.org:2181,
c6403.ambari.apache.org:2181
- oozie.services.ext
org.apache.oozie.service.ZKLocksService,
org.apache.oozie.service.ZKXLogStreamingService,
org.apache.oozie.service.ZKJobsConcurrencyService
- oozie.base.url
http://<Cloadbalancer.hostname>:11000/oozie
In oozie-env, uncomment the oozie_base_url property and change its value to point to the load balancer:
export oozie_base_url="http://<loadbalance.hostname>:11000/oozie"Restart Oozie.
Update the HDFS configuration properties for the Oozie proxy user:
Browse to Services > HDFS > Configs.
In
core-site, update the hadoop.proxyuser.oozie.hosts property to include the newly added Oozie Server host.Use commas to separate multiple host names.
Restart services.
Next Steps
Review and Confirm Configuration Changes
More Information