aws ec2 move-capacity-reservation-instances
Move available capacity from a source Capacity Reservation to a destination Capacity Reservation. AWS CLI reference
5 options Its page in the AWS CLI reference
Options
--client-tokenUnique, case-sensitive identifier that you provide to ensure the idempotency of the request.--destination-capacity-reservation-idThe ID of the Capacity Reservation that you want to move capacity into.--dry-runChecks whether you have the required permissions for the action, without actually making the request, and provides an error response.--instance-countThe number of instances that you want to move from the source Capacity Reservation.--source-capacity-reservation-idThe ID of the Capacity Reservation from which you want to move capacity.