The A/D bits exist entirely for the operating system's benefit. The Accessed bit tells the OS which pages have been recently used, enabling page replacement algorithms to choose pages to evict when memory runs low. The Dirty bit tells the OS which pages have been modified and must be written back to disk before eviction; clean pages can simply be discarded and re-read from disk later.
‘Now is the time to speak up,’ NSW police minister says as manhunt continues after January killings in Lake Cargelligo
For multiple readers，详情可参考新收录的资料
And in October, JPMorgan’s CFO said managers have been told to avoid hiring people as the bank implements AI.
。业内人士推荐新收录的资料作为进阶阅读
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// Fast Fourier Transform (Cooley-Tukey, radix-2, in-place)。新收录的资料是该领域的重要参考