Is there any feature using which we can blacklist a

realtime server

node. Such that is won’t take any new ingestion tasks. It can help in gracefully rotating the server nodes in case of any change. Also, if we can reassign the segments being loaded by that server except the one which are in consuming state.

You can untag the instance

This can remove the allocated segments. I will check what will happen to the existing running tasks on that server. will they fail or goes to completion.

Rebalance will move the segments over