The buffer pool should be large enough to keep the required data in memory so that hard disk drive activity can be reduced.

缓冲池应该大到足以在内存中保留所需的数据，以便减少硬盘驱动器的活动。

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Certain business cycles may also drive a higher or lower level of activity on your DPARs.

特定业务周期可能会驱动DPAR上更高或更低级别的活动。

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We have consequently taken further steps to drive autumn and peak season sales through increased promotional activity.

我们因此采取了进一步的措施，通过增加营销活动来提高秋季和旺季销售额。

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The capsule-shaped device is made of black plastic, save for an LED ring that serves as a drive activity, internet connectivity and free-space indicator for the HDD that lies within.

ENGADGET: Hands-on with Transporter, the peer-to-peer social storage solution

Florida says that dense cities are full of creative and tolerant people who drive economic activity.

FORBES: Suburbs Or Cities? Extraction Or Ideas?

The goal is to drive economic activity, especially residential home building, so that unemployment drops from 7.7% to 6.5%.

FORBES: QE4 is Just-In-Time Fed Policy to Avoid Calamity