Re: VM patches (please review)

[Bill Davidsen]

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@xxxxxxx>
  CTO TMR Associates, Inc
  Doing interesting things with small computers since 1979
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