In OV／VS2, a group of tasks at a single priority level that are dispatched according to aspecial algorithm that attempts to provide optimum use of the processing unit and I／O resources.; 在OS／VS2操作系統(tǒng)中的一組任務(wù)。組中的任務(wù)具有同一優(yōu)先級,并按指定算法進行調(diào)度, 以期提供處理單元和輸入輸出資源的最優(yōu)化使用。參閱dynamic dispatching。