>
> Specifically, how a swaping system determine which page should be
> swapped out when memory is tight?
LRU, f.ex.
> Intuitively, I think inode cache
> pages should be swapped out as late as possible.
I believe they are not swapped at all - they are shrunk when memory becomes
a premium. (If this was a math class I'd say the cache size will be zero,
although that's not too realistic in practice)
> But how Linux mkae
> decision on this? Why linux does not pin inode pages in the memory?
Ugh hell no. Then you could trigger OOM by simply walking a big filesystem.
Jan Engelhardt
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