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Still waiting for swap prefetchStill waiting for swap prefetchPosted Jul 26, 2007 9:37 UTC (Thu) by nix (subscriber, #2304)In reply to: Still waiting for swap prefetch by elanthis Parent article: Still waiting for swap prefetch
The page cache is not an `unnecessary but nice performance enhancement'. The text pages of all your binaries are sitting in there while they run, as is all your other mmap()ed stuff. If your page cache was empty you'd not be able to run any userspace code to speak of.
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