presenting unfork(2), the most cursed piece of code i ever wrotehttps://github.com/whitequark/unfork#introduction …
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*googles Kernel Samepage Merging*. Yes! Same idea, but apparently a completely independent implementation. The thing I am thinking about was written in maybe 1999 and it was a very small kernel patch with a userspace daemon that would find same pages.
Why in Scott's name a userspace daemon you ask? Because that's what the thesis advisor thought is best and there was no swaying them..
