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.
2月25日，ChatGPT開發商OpenAI發佈名為《遏止惡意使用AI》的最新安全報告，披露與中國執法部門有關的帳號曾使用ChatGPT發動大規模「網絡特戰」行動。
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