Virtual memory is conceptually simple but potentially devastating to performance. Every memory access must go through segmentation (add segment base, check limit) and then paging (look up the page table). Naively, paging alone requires two additional memory reads per access -- one for the page directory entry, one for the page table entry.
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Гангстер одним ударом расправился с туристом в Таиланде и попал на видео18:08
安徽省委要求坚持问题导向，勇于揭短亮丑，深入查找政绩观方面存在的问题，从党性上找差距、查根源、强修养，做到举一反三、坚决纠治；要通报曝光一批反面案例、严肃问责一批党员干部、大力选树一批先进典型、建立完善一批政策规定，引导各级党组织和党员干部坚持实事求是、求真务实，为人民出政绩、以实干出政绩。