* bucket.
     */
    @Benchmark
    public void singleBucketIntoMultiSmall(Blackhole bh) {
        try (LongKeyedBucketOrds ords = new LongKeyedBucketOrds.FromManySmall(bigArrays, 60)) {
            singleBucketIntoMultiSmall(ords);
            bh.consume(ords);
        }
    }

    private void singleBucketIntoMultiSmall(LongKeyedBucketOrds ords) {
        for (long i = 0; i < LIMIT; i++) {