Re: lug-bg: CPU

[mspasov@xxxxxxx (Martin Spasov)]

On Fri, Feb 18, 2000 at 04:51:44AM -0800, Georgi Georgiev wrote:
> 
> 
> --- Jordan Damgov <jdamgov@xxxxxxxxxxxx> wrote:
> > Ima li nachin da se ogranichat dostupnite % CPU za
> > daden user, 
> > da rechem 50%, pyk ako shte v tjah da vlizat 10
> > protsesa - nice ne
> > vyrshi dobra rabota v sluchaja.
> 
> Mai niama. Izobshto ima edin takav kusur v UNIX -
> vseki user proces moje da iziade sichkia resurs
> kato se forkva ili zaema pamet.

ami :)).. ima si .. eto quote ot /etc/security (twa e na rh based distros, ot
pam.d ..

--cut--
#<domain> can be:
#        - an user name
#        - a group name, with @group syntax
#        - the wildcard *, for default entry
#<type> can have the two values:
#        - "soft" for enforcing the soft limits
#        - "hard" for enforcing hard limits
#<item> can be one of the following:
#        - core - limits the core file size (KB)
#        - data - max data size (KB)
#        - fsize - maximum filesize (KB)
#        - memlock - max locked-in-memory address space (KB)
#        - nofile - max number of open files
#        - rss - max resident set size (KB)
#        - stack - max stack size (KB)
#        - cpu - max CPU time (MIN)
#        - nproc - max number of processes
#        - as - address space limit
#        - maxlogins - max number of logins for this user
#        - priority - the priority to run user process with
--cut--

raboti mnogo dobre...
ima i nqkolko patcha za kernel-a da se izbegne fork bomn i t.n..
 
> Az naprimer skoro si prispah Debiana s edna neumelo
> napisana ot men programka, deto 400000 pati 
> zemashe po 1K pamet (biah propusnal da ia
> osvobojdavam). 

Izpolzwaj electric fence..

> Rezultata beshe, che mi zaspa X-a i izobshto sichko,
> shtoto ne mojeshe da se pusne nikakav userski proces.

hehe.. ako stignesh do tam -- magic sysrq wurshi rabota..
 
> Predpolagam, 4e i s CPU resursa polojenieto e
> sashtoto.  

nqma problem s cpu, samo s prekaleno mnogo maloc() -cheta..
no i twa se patchwa na user i kernel level..

> > 
> > M/u drugoto kakvo znachi stepping 2 v /proc/cpuinfo
> > ?

hmm..


-- 

	Regards: Martin Spasov
			(mspasov@xxxxxxx)
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