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ASF GitHub Bot commented on HAWQ-1473: -------------------------------------- Github user ictmalili commented on a diff in the pull request: https://github.com/apache/incubator-hawq-docs/pull/120#discussion_r118811032 --- Diff: markdown/ranger/ranger-integration-config.html.md.erb --- @@ -129,6 +129,62 @@ Once the connection between HAWQ and Ranger is configured, you may choose to set 5. Click **Save** to save your changes. 6. Select **Service Actions > Restart All** and confirm that you want to restart the HAWQ cluster. +## <a id="enableha"></a>Step 3: (Optional) Register a Standby Ranger Plug-in Service + +The HAWQ Ranger Plug-in Service runs on the HAWQ master node. If this service goes down, all HAWQ database operations will fail. Configure a highly available HAWQ Ranger Plug-in Service to eliminate possible downtime should this situation occur. + +### Prerequisites <a id="rps_ha_cfg_prereq"></a> + +Before you configure HAWQ Ranger authentication in high availability mode, ensure that you have: + +- Installed or upgraded to a version of HAWQ that includes support for HAWQ Ranger Authentication. + +- Configured Ranger Admin for high availability. --- End diff -- Actually Ranger HA and RPS HA are two separated and independent parts. If the user does not configure Ranger HA, he can also configure RPS HA in HAWQ standby master. > document ranger plug-in service high availability > ------------------------------------------------- > > Key: HAWQ-1473 > URL: https://issues.apache.org/jira/browse/HAWQ-1473 > Project: Apache HAWQ > Issue Type: Improvement > Components: Documentation > Reporter: Lisa Owen > Assignee: David Yozie > > add RPS high availability information to the docs. include config info as > well as failover scenarios. -- This message was sent by Atlassian JIRA (v6.3.15#6346)