@BeforeClass
  public void doSetup() {
    AeronTestUtils.setAeronEnvProps();

    driverManager = EmbeddedMediaDriverManager.getInstance();
    driverManager.setShouldShutdownWhenNotUsed(false);
  }
 @AfterClass
 public void doTeardown() throws InterruptedException {
   driverManager.shutdown();
   AeronTestUtils.awaitMediaDriverIsTerminated(10);
 }