protected void initEnvironment(final int configNodesNum, final int dataNodesNum) {
    initEnvironment(configNodesNum, dataNodesNum, retryCount);
  }
This config object stores the properties set by developers during the test. It will be cleared
after each call of cleanupEnvironment.
integration-test/src/main/java/org/apache/iotdb/it/env/cluster/env/AbstractEnv.java