Their mission: to find out if men could survive two weeks in space. If not, the Moon was out of reach.
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How often does the "slow path" actually trigger? With 32 TLB entries covering 128 KB, Intel claimed a 98% hit rate for typical workloads of the era. That sounds impressive, but a 2% miss rate means a page walk every 50 memory accesses -- still quite frequent. So the 386 overlaps page walks with normal instruction execution wherever possible. A dedicated hardware state machine performs each walk:。关于这个话题,Line官方版本下载提供了深入分析
Pikachu and Poké Ball