I am upgrading from 9.1(1a) to 9.1(2) and as I was reading the upgrade guide it states "You cannot install upgrade software on your node while the system continues to operate". I have always been able to stage standard upgrades on the inactive partitions of my Publisher and Subscribers without service disruption then switch versions and reboot after hours. I assume that is still the case for standard upgrades within version 9.x, but I figured I would ask the experts for clarification. Can anyone confirm that the 9.1(2) upgrade can be installed on the inactive partition without taking the node out of service.
Are you getting this error “Installer User Interface Mode Not Supported. The installer cannot run in this UI mode. To specify the interface mode, use the -i command-line option, followed by the UI mode identifier. The value UI mode identifiers...
The below trick might come handy when you have to add a new node to a cluster but you don't have or is unsure of the security password for the publisher. This procedure has been around for ages.
1) Login into the CLI of the Publisher.