An access to a raw device avoids the cache, resulting in direct read and write operations on the physical device.

而对原始设备的访问则没有缓存，导致物理设备上的直接读写操作。

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As mentioned above, the DistributedMap public interface gives the application direct access to cache instances.

如上所述，Distributed map公共接口使得应用程序可以直接访问缓存实例。

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