引入并行性会对吞吐量和性能产生积极影响。

Employing parallelism has a positive impact on throughput and performance.

这将帮助DB 2产生到存档介质的并行性。

This will help DB2 drive parallelism to the archive media.

最后两个影响性能的要素是备用服务器上的读操作和内部并行性。

The last two elements that affect performance are reading from secondary server and internal parallelism.