public String highLevelDescription() {
        return "%d nodes; %d groups; redundancy %d; searchable-copies %d".formatted(
                totalNodeCount(), totalLeafGroupCount(), redundancy(), searchableCopies());
    }
Immutable encapsulation of a content cluster distribution configuration,
including the original config object as well as its processed Distribution
and Slime config representations.
clustercontroller-core/src/main/java/com/yahoo/vespa/clustercontroller/core/DistributionConfigBundle.java