public static String getDUnitLogLevel() {
    Properties dsProperties = DUnitEnv.get().getDistributedSystemProperties();
    String result = dsProperties.getProperty(LOG_LEVEL);
    if (result == null) {
      result = LogWriterLogger.levelToString(DistributionConfig.DEFAULT_LOG_LEVEL);
    }
    return result;
  }
This finds the log level configured for the test run. It should be used when creating a new
distributed system if you want to specify a log level.

@return the dunit log-level setting
geode-dunit/src/main/java/org/apache/geode/test/dunit/LogWriterUtils.java