Feed instance can attach to multiple target groups belonging to the load balancer having a tag matching the value in the flag ingress-class. The fix is for feed instance to wait for the drain duration even if the de-register call succeeds to at least one of those target groups.
ingress-class. The fix is for feed instance to wait for the drain duration even if the de-register call succeeds to at least one of those target groups.closes https://github.com/sky-uk/feed/issues/233