On Wed, Mar 19, 2014 at 10:00:29PM -0700, Hugh Dickins wrote:
> > This might be collateral damage from the swapops thing, I guess we won't
> > know until
> > that gets fixed, but I thought I'd mention that we might still have a
> > problem here.
>
> Yes, those Bad rss-counters could well be collateral damage from the
> swapops BUG. To which I believe I now have the answer: again untested,
> but please give this a try...
This survived an overnight run. No swapops bug, and no bad RSS. Good job :)
> (It's worth saying, by the way, that these bugs are not a consequence
> of recent changes at all, they've been there for ages; but trinity has
> just got better at taunting remap_file_pages and the rest of mm...)
Indeed. I hope to lift the covers on more stuff like this (and hopefully
get it done in a more reproducable manner). A lot of the stuff trinity
is doing with VM syscalls is still very naive.
Dave
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