Martin Langhoff wrote: > Along the way, found that Python 2.5.x doesn't support an offset to > mmap(), which at first blush makes re-mapping with a sliding window > problematic.
Why is an explicit sliding window necessary? Isn't the point of mmap that you can access as you like, and the kernel will clear old caches if there's memory pressure? > On the XO-1, it's the difference of "churning through it" and slowing > the whole OS to a crawl, and then inching towards a big OOM zap. Is this (a) a kernel bug, (b) Python layering extra caching over mmap, or (c) a misunderstanding of mmap on my part? --Ben
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