Yes. Typhoon uses threaded mmap so aggressively it became an unintentional
test suite for the Linux mm layer, and in 2.0/2.1 it found a lot of bugs.
> Please note that the test is extremely I/O bound, ie I defeat read-ahead
> with a RNG, and I only read one byte in every page, and the file is far
> larger than available memory.
I would expect Typhoon to show some reasonably sane locality
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