4 ms·
The apparent answer is here: https://news.ycombinator.com/item?id=35398012 https://news.ycombinator.com/item?id=35398012 > mmap-ed memory pages backed by a fil
by versteegen 4y ago
The apparent answer is here: https://news.ycombinator.com/item?id=35398012 https://news.ycombinator.com/item?id=35398012
> mmap-ed memory pages backed by a file that aren't dirty aren't counted in an process's RSS usage, only kernel page cache. The mmap-ed regions of virtual memory does get counted in VSZ (virtual memory) but that is just virtual and can be larger than RAM+swap.