Upgrade Ambari Server
Upgrade Ambari Server. On the host running Ambari Server:
For RHEL/CentOS/Oracle Linux:
yum clean all
yum info ambari-server
In the info output, visually validate that there is an available version containing "2.6"
yum upgrade ambari-server
Check for upgrade success by noting progress during the Ambari Server installation process you started in Step 5.
As the process runs, the console displays output similar, although not identical, to the following:
Setting up Upgrade Process Resolving Dependencies --> Running transaction checkIf the upgrade fails, the console displays output similar to the following:
Setting up Upgrade Process No Packages marked for UpdateA successful upgrade displays output similar to the following:
Updated: ambari-server.noarch 0:2.6.1-143 Complete!
![[Note]](../common/images/admon/note.png)
Note Confirm there is only one ambari-server*.jar file in
/usr/lib/ambari-server. If there is more than one JAR file with name ambari-server*.jar, move all JARs except ambari-server-2.6.*.jar to/tmpbefore proceeding with upgrade.