@JsonGetter("bandwidthGbps") public Double bandwidthGbpsOrNull() {
        return bandwidthGbps.isPresent() ? bandwidthGbps.getAsDouble() : null;
    }
Returns a new ClusterCapacity equal to {@code this}, but with the given count.
flags/src/main/java/com/yahoo/vespa/flags/custom/ClusterCapacity.java