failoverStrategy.onTaskFailure(execution, ex);
failoverStrategy.onTaskFailure(execution, ex);
failoverStrategy.onTaskFailure(execution, ex);
failoverStrategy.onTaskFailure(execution, ex);
failoverStrategy.onTaskFailure(execution, ex);
failoverStrategy.onTaskFailure(execution, ex);
failoverStrategy.onTaskFailure(execution, ex);
failoverStrategy.onTaskFailure(execution, ex);