I'm working on automating a product we’re developing using Python and Google Cloud's Managed Instance Groups (MIGs). I want to implement a scale-in operation on a MIG, but with a specific requirement: One particular instance with a known external IP address must not be deleted during the scale-in process. Is there a way to mark or configure the MIG so that a specific instances will be excluded from deletion during scale-in? I looked into targetPools and preserved states, but it's still unclear whether this can protect an instance from being removed when the group shrinks, and how to apply it on a specific instances. Any advice or workaround would be appreciated. Thanks! Continue reading...
