他们可能开发新的应用在长期数据存储介质来代替。
Instead, they are likely to develop new applications in long-term data storage.
但是，正如汉德所强调的，在缺乏长期数据的情况下，即便是部分的相似也是有价值的。
But, as Hand stresses, even a partial similarity is valuable in the absence of any other long term data.
经验法则（ROT）功能提供一种非常有效的方式来分析长期数据以及向用户提供系统调优方法建议。
The rules-of-thumb (ROT) function provides a powerful way to analyze long-term data and to present recommendations to the users on how to tune their systems.
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