Re: [patch] swapin rlimit

Andrew Morton
2005-11-04T07:36:28Z

Ingo Molnar <mingo@elte.hu> wrote:
>
> * Andrew Morton <akpm@osdl.org> wrote:
>
> > Similarly, that SGI patch which was rejected 6-12 months ago to kill
> > off processes once they started swapping. We thought that it could be
> > done from userspace, but we need a way for userspace to detect when a
> > task is being swapped on a per-task basis.
>
> wouldnt the clean solution here be a "swap ulimit"?

Well it's _a_ solution, but it's terribly specific.

How hard is it to read /proc/<pid>/nr_swapped_in_pages and if that's
non-zero, kill <pid>?