括号中显示了控制这些内存池大小的配置参数。
The configuration parameters that control the sizes of these memory pools are shown in parenthesis.
这些内存区域称为作用域内存和不朽内存。
These memory areas are referred to as scoped and immortal memory.
下一篇文章我们将讨论系统内核是如何跟踪这些内存区域的。
The next post discusses how the kernel keeps track of these memory areas.
I've been using the blackboard a little ad hoc here, but suppose I neaten things up here now and present this rectangle is let's say R RAM, the memory inside of your computer.
我在这里特别地使用这块黑板,假如我整理这些东西,把它们呈现,这个长方形,假如说就是内存,你电脑的内存。
So the fact that I'm erasing it does not mean that the computer erased that memory or over wrote those values with all zeros.
事实上,我清除它的意思,不是说计算机把内存清除,或者用0覆盖这些值。
D-A-V-I-D Well, if I've got a five-letter word like D-A-V-I-D, well, that's like five bytes and yet we only have the ability thus far in this class to return one thing at a time I can't return five bytes to you, but wait a minute, those bytes by nature of a computer are just stored in RAM.
好的,如果有5个字母的单词,如,那是5个字节,我们只能返回一个东西,而不能返回5个字节,等一下,这些字节被计算机本能地,存储在内存中。
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