...中和内存相关的第一件事就是计算低端内存(low-memory) 和高端内存(high-memory)的有效页的数目;每种内存类型(each memory type)最高端的页的数目分别保存在全局变量highstart_pfn和highend_pfn中。
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To avoid multiple assessments of the same type being created, each of these assessment rules checks the working memory for the existence of an assessment fact (Figure 18).
为了避免为一个类型创建多个断言,每个断言规则都要检查是否在工作存储器中存在一个评估事实(图18)。
Svmon just reports the total number of in-memory pages of each page type.
svmon只报告每种分页类型在内存中分页的总数。
The control unit fetches instructions from memory and determines their type or decodes them. It then breaks each instruction into a series of simple small steps or actions.
控制部件从存储器中取出指令,并确定其类型或对之进行译码,然后将每条指令分解成一系列简单的、很小的步骤或动作。
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