Instructions here outline how to upgrade a clustered RAAS instance
salt-config 8.17
salt-config 8.16
RAAS in HA that shares the same PSQL DB
1. following https://techdocs.broadcom.com/us/en/vmware-cis/aria/aria-automation/8-16/installing-and-configuring-ssc-mastermap-8-16/upgrading-automation-config.html and backup, install the latest RAAS RPM's on all RAAS node.
2. perform step 11 only on one of the RAAS node.