public void stop() {
    try {
      deactivate();
    } catch (IOException e) {
      LOGGER.error("Meet error when deactivate ConfigNode", e);
    }
    System.exit(-1);
  }
Deactivating {@link ConfigNode} internal services.

@throws IOException if close {@link ConfigNode} failed.
iotdb-core/confignode/src/main/java/org/apache/iotdb/confignode/service/ConfigNode.java