page fault是什么意思

用法例句

But in some cases, LRU algorithm causes many page faults, so improving LRU page replacement algorithm can reduce page faults, and therefore improve the performance of the system.

但LRU算法在某些情况下会产生较多的缺页失败,改进LRU算法,降低缺页失败次数,可以有效地提高系统性能。