Messages in this thread | | | Date | Wed, 4 Oct 2000 12:57:12 -0300 (BRST) | From | Rik van Riel <> | Subject | Re: VM in v2.4.0test9 |
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On Wed, 4 Oct 2000, David Weinehall wrote: > On Wed, Oct 04, 2000 at 12:31:13PM -0300, Rik van Riel wrote: > > On Wed, 4 Oct 2000, David Weinehall wrote: > > > > > Running the included program on a clean v2.4.0test9 kernel I can > > > hang the computer practically in no time. The only other > > > > [OUT OF MEMORY PROGRAM] > > > > > runnning process that can be of interest is dnetc. Running the > > > same on a v2.2.xx kernel will just depleat the memory then kill > > > the offending process, leaving everything nice and dandy. > > > > Handling out-of-memory in a clean and predictable way is the > > next thing on the feature list. I'll add it RSN (I'm reasonably > > sure now that the current VM features are stable ... time for > > OOM handling). > > > > > What seems most strange is that the doesn't even get depleated. > > > The machine still answers to SysRq and ping, but nothing else. > > I missed out a swap above ("is that the swap doesn't")
> > We do that on purpose. This would allow eg. swap-over-nbd > > to send out TCP packets, even though all "normal" allocations > > are blocked on low memory. > > Mmmm, still, why doesn't it at least begin to swap?!
Hmmm, that shouldn't happen. The box should continue to run until swap has been depleted and memory is almost gone...
regards,
Rik -- "What you're running that piece of shit Gnome?!?!" -- Miguel de Icaza, UKUUG 2000
http://www.conectiva.com/ http://www.surriel.com/
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