Ambari Upgrade Guide
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Install Target Version

  1. Log in to Ambari.

  2. Browse to Admin > Stack and Versions.

  3. Click on the Versions tab.

  4. Click Install Packages and click OK to confirm.

  5. The Install version operation will start. This will install the target version on all hosts in the cluster. You can monitor the progress of the install by clicking the “Installing” link.

  6. Once the install is complete, the Install Packages button will be replaced with the option to Perform Upgrade.

  7. Proceed to Perform the Upgrade.