由于低内存条件和通过管理控制台进行了缓存大小的管理修改，因此可能将缓存配置(暂时)为完全不缓存数据。

Due to low memory conditions or administrative modification of the cache size via the admin console, the cache might (temporarily) be configured such that it never caches data at all.

youdao

如果你再去到任务管理器中去查看内存使用那个情况，你就会发现内存使用量非常低。

If you go checking to task manager for memory usage you're actually deactivating the app, and so you get a lower value.

youdao