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.
Фото: Пелагия Тихонова / РИА Новости。51吃瓜对此有专业解读
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规模效应的释放，进一步体现在营收结构与供应链效率上。2025年，瑞幸自营门店收入362.43亿元，同比增长41.6%，联营门店收入115.94亿元，同比增长49.7%，联营门店的高速增长成为营收增量的重要引擎。
Nature, Published online: 27 February 2026; doi:10.1038/d41586-026-00441-y