Hi @ddlliinn, if you configure a value for the retention of all your indexes and you haven't a script to execute after Cold state, all the buckets with all events older than the retention value will be deleted. If in a buchet you have all the events older than retention except one, bucket will not be deleted until the latest event exceeds the retention period. If you have events older than retention period, surely they are in a bucket with events after the retention period. Ciao. Giuseppe ... View more