11.1開始，須要stop兩次才能停下Data Pump job

11.1開始，Data Pump會自動的重啓一次job，無論是由於錯誤中止的，仍是手工中止的。所以，若是咱們但願手工的中止Data Pump job，須要stop兩次。

Oracle® Database Utilities 11g Release 2 (11.2) -> What's New in Database Utilities?

* Automatic restart of workers on the same instance. Additionally, Data Pump now performs a one-time automatic restart of workers (on the same instance) that have stopped due to certain errors. For example, if someone manually stops a process, the worker is automatically restarted one time, on the same instance. If the process stops a second time, it must be manually restarted.