private static void maySleep(int count, TableId tableId) {
        // every 100 queries to sleep 1s
        if (count % 10 == 0) {
            try {
                Thread.sleep(100);
            } catch (InterruptedException e) {
                // nothing to do
            }
            LOG.info("ChunkSplitter has split {} chunks for table {}", count, tableId);
        }
    }
Checks whether split column is evenly distributed across its range.
inlong-sort/sort-flink/sort-flink-v1.13/sort-connectors/mysql-cdc/src/main/java/org/apache/inlong/sort/cdc/mysql/source/assigners/ChunkSplitter.java