Only limited disk storage capacity is needed, because only a limited number of online courses will be available in the first phase.

只需要有限的磁盘存储空间，因为第一阶段只有有限的在线课程。

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While capacity planning involves making sound decisions about the number of CPUs, it also involves balancing the CPU information with the amount of memory and disk storage purchased for each system.

在容量规划需要做出有关CPU数量的正确决定时，它也涉及到将CPU信息与每一个系统所购买的内存和磁盘存储数量相平衡。

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The second capacity management approach to consider is reducing data on primary disk storage via data deduplication or data compression.

第二种容量管理办法可近似地认为是通过重复数据删除或数据压缩来减少主存储磁盘上的数据。

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While storage capacity demand continues to grow at over 50%, year over year, the storage capacity growth in hard disk drives has been slowing down from what it was in prior years.

FORBES: Changing Digital Storage Requirements for Clouds and Mobile Devices

Hard disk drives provide high capacity cost effective digital storage and thus we think that the decline in HDD shipments in 2012 will likely not continue.

FORBES: Why We Should Expect HDD Growth Later this Year

For a number of reasons the total storage capacity for a 5, 400 RPM disk can be higher than a 7, 200 RPM disk.

FORBES: Seagate Discontinuing 7,200 RPM Drives--A Focus on Capacity?