@Override
    public String toString() {
        return "ElasticPartitionMeta{" +
                "startOffset=" + startOffset +
                ", cleanerOffset=" + cleanerOffset +
                ", recoverOffset=" + recoverOffset +
                ", cleanedShutdown=" + cleanedShutdown +
                '}';
    }
The offset of the last cleaned record.
core/src/main/scala/kafka/log/streamaspect/ElasticPartitionMeta.java