Re: VM patches (please review)

[Bill Davidsen <davidsen@xxxxxxx>]

Rik van Riel wrote:
> On Wed, 4 Feb 2004, Bill Davidsen wrote:
> 
> 
>>Since this is broken down nicely, a line or two about what each patch 
>>does or doesn't address would be useful. In particular, having just 
>>gotten a working RSS I'm suspicious of the patch named vm-no-rss-limit 
>>being desirable ;-)
> 
> 
> The bug with the RSS limit patch is that I forgot to
> change the exec() code, so when init is exec()d it
> gets an RSS limit of zero, which is inherited by all
> its children --> always over the RSS limit, no page
> aging, etc.
> 
> I need to find the cleanest way to add the inheriting
> of RSS limit at exec time and send a patchlet for that
> to akpm...

Thank you! I had assumed that the info was being carried through exec, 
fork, and pthread_* and similar, and just not enforced.

I still think this will be great for those applications known to 
occasionally get a tough data set and not converge or recurse beyond all 
sense.

-- 
bill davidsen <davidsen@tmr.com>
   CTO TMR Associates, Inc
   Doing interesting things with small computers since 1979
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