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In addition to HA/CA support for service software upgrades, agent upgrades need to be performed in a rolling fashion across all the nodes in an HA/CA node group. Agents are responsible for upgrading themselves based on node management policy as defined by the administrator, therefore there is no central entity that is able to coordinate agent's agents within a group. The only entity in the system capable of assisting with the coordination is the Agbot.
User Experience
<Describe which user roles are related to the problem AND the solution, e.g. admin, deployer, node owner, etc. If you need to define a new role in your design, make that very clear. Remember this is about what a user is thinking when interacting with the system before and after this design change. This section is not about a UI, it's more abstract than that. This section should explain all the aspects of the proposed feature that will surface to users.>
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