@After
  public void tearDown() {
    system.disconnect();
    geodeConsoleAppender.clearLogEvents();
  }
Integration tests for {@link DistributedSystem} and log level changes with
{@link GeodeConsoleAppender}.
geode-log4j/src/integrationTest/java/org/apache/geode/logging/log4j/internal/impl/DistributedSystemWithLogLevelChangesIntegrationTest.java