Therefore, in many customer environments, to maintain the high IOPS rate needed to service database workloads and to provide reasonable response times, less data is physically placed on each HDD used.

因此，在许多客户环境中，要维持这样高的支持数据库工作负载的 IOPS 速度并实现合理的响应时间，只能在所使用的每个 HDD 上物理存储较少的数据。

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