On Wed, 13 Dec 2000, Linus Torvalds wrote:
> On Wed, 13 Dec 2000, Mike Galbraith wrote:
> >
> > Not in my test tree. Same fault, and same trace leading up to it. no
>
> Ok.
>
> It definitely looks like a swapoff() problem.
>
> Have you ever seen the behaviour without running swapoff?
No.
> Also, can you re-create it without running swapon() (if it's something
> like a lost dirty bit, it should be possible to trigger even without the
> swapon, and I'd like to hear if that can happen - if it only happens with
> swapon() and you can't trigger it with just a swapoff() it might be a
> question of re-using some swap file stuff and delaying the writeout or
> whatever).
I'll try loading up swap, swapoff and then doing jobs that fit in ram.
(hmm.. what about inactive_clean list when you do swapoff.. might there
be pages sitting there that are [were] swap cache? reclaim_page=kaboom?)
-Mike
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