Messages in this thread |  | | Date | Mon, 9 Oct 2000 17:47:19 -0300 (BRST) | From | Rik van Riel <> | Subject | Re: [PATCH] VM fix for 2.4.0-test9 & OOM handler |
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On Mon, 9 Oct 2000, Linus Torvalds wrote: > On Mon, 9 Oct 2000, Ingo Molnar wrote: > > > > i think the OOM algorithm should not kill processes that have > > child-processes, it should first kill child-less 'leaves'. Killing a > > process that has child processes likely results in unexpected behavior of > > those child-processes. (and equals to effective killing of those > > child-processes as well.) > > I disagree - if we start adding these kinds of heuristics to it, > it wil just be a way for people to try to confuse the OOM code. > Imagine some bad guy that does 15 fork()'s and then tries to > OOM...
Also, the only way to prevent bad things like this is userbeans, the per-user resource quotas; until we have that there will ALWAYS be ways to fool the OOM killer. It is just a stop-gap measure to recover from a very bad situation...
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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