Messages in this thread | | | Date | Sun, 25 Mar 2001 17:39:30 +0100 | From | Jonathan Morton <> | Subject | Re: [PATCH] Prevent OOM from killing init |
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>[ .... about non-overcommit .... ] >> > Nobody feels its very important because nobody has implemented it. > >Enterprises use other systems because they have much better resource >management than Linux -- adding non-overcommit wouldn't help them much. >Desktop users, Linux newbies don't understand what's >eager/early/non-overcommit vs lazy/late/overcommit memory management >[just see these threads here if you aren't bored already enough ;)] and >even if they do at last they don't have the ability to implement it. And >between them, people are mostly fine with ulimit. > >> Small correction - It was implemented, just not included in the standard >> kernel. > >Please note, adding optional non-overcommit also wouldn't help much >without guaranteed/reserved resources [e.g. you are OOM -> appps, users >complain, admin login in and BANG OOM killer just killed one of the >jobs]. This was one of the reasons I made the reserved root memory >patch [this is also the way other OS'es do]. Now just the different >patches should be merged and write an OOM FAQ for users how to avoid, >control, etc it].
I'm currently trying to apply the 2.3.99.whatever non-overcommit patch to 2.4.1 - decidedly nontrivial, lots of failed hunks, parts of the kernel have changed significantly even in this (fairly short) time.
-------------------------------------------------------------- from: Jonathan "Chromatix" Morton mail: chromi@cyberspace.org (not for attachments) big-mail: chromatix@penguinpowered.com uni-mail: j.d.morton@lancaster.ac.uk
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