下一行告诉我们尽管有 231MB 内存正在使用,但是应用程序只使用了其中的 86MB;缓冲区和高速缓存使用了其余的内存。
The next line shows us that while 231MB is being used, only 86MB of this is actually being used by applications; the rest is being used for buffers and cache.
反向映射提供了一个发现哪些进程正在使用给定的内存物理页的机制。
Reverse mapping provides a mechanism for discovering which processes are using a given physical page of memory.
某个对象正在使用的内存是多少?
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