private ScheduledExecutorService getScheduledExecutor() {
    return IoTDBThreadPoolFactory.newScheduledThreadPool(
        COORDINATOR_SCHEDULED_EXECUTOR_SIZE,
        ThreadName.MPP_COORDINATOR_SCHEDULED_EXECUTOR.getName());
  }
This method is called by the write method. So it does not set the timeout parameter.
iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/Coordinator.java