def METHOD_NAME(aggregator, instance, dd_run_check):
    check = IbmDb2Check('ibm_db2', {}, [instance])
    dd_run_check(check)
    for metric in metrics.BUFFERPOOL:
        aggregator.assert_metric_has_tag_prefix(metric, 'bufferpool:')
    aggregator.assert_service_check(check.SERVICE_CHECK_CONNECT, count=1, status=check.OK)