Messages in this thread |  | | | Date | Tue, 16 Jul 2002 13:49:28 -0300 (BRT) | | From | Rik van Riel <> | | Subject | Re: [BUG] loop.c oopses |
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On Tue, 16 Jul 2002, Jens Axboe wrote: > On Tue, Jul 16 2002, Rik van Riel wrote: > > On Tue, 16 Jul 2002, Andrew Morton wrote: > > > > > That's maybe wrong - if there are a decent number of pages > > > under writeback then we should be able to just wait it out. > > > But it gets tricky with the loop driver... > > > > I wonder if it is possible to exhaust the mempool with > > the loop driver requests before getting around to the > > requests to the underlying block device(s)... > > Given the finite size of the pool and the possibly infinite stacking > level, yes that is possible. You may just run out of loop minors before > this happens [1]. Also note that you need more than a simple remapping, > crypto setup for instance.
Or maybe SMP, with multiple CPUs submitting requests at the same time ?
regards,
Rik -- http://www.linuxsymposium.org/2002/ "You're one of those condescending OLS attendants" "Here's a nickle kid. Go buy yourself a real t-shirt"
http://www.surriel.com/ http://distro.conectiva.com/
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