@Override
  public <A extends ClusterManagementOperation<V>, V extends OperationResult> ClusterManagementOperationResult<A, V> start(
      A op) {
    OperationState<A, V> operationState = operationManager.submit(op);
    return assertSuccessful(toClusterManagementOperationResult(StatusCode.ACCEPTED,
        "Operation started.  Use the URI to check its status.", operationState));
  }
each locator will have one instance of this running if enabled
geode-core/src/main/java/org/apache/geode/management/internal/api/LocatorClusterManagementService.java