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Re: packaging of mergemem?

On Wed, 28 Jan 1998, Yann Dirson wrote:

> Vincent Renardias writes:
>  > The mergemem project can reduce the memory usage of your application
>  > server, but this will only work if there are a lot of instances of the
>  > same command. Typical candidates are interpreters (emacs, perl, prolog
>  > ...). 
> I thought that the kernel already did that, at least for executable
> pages.  Is it not the case ?

It is the case when the involved processes are in parent-child
relationship; Overwise the anonymous mappings aren't shared, thus
suplication of pages in memory.

- Vincent RENARDIAS                 vincent@{waw.com,pipo.com,debian.org} -
- Debian/GNU Linux:           Pipo:                    WAW:               -
- http://www.fr.debian.org    http://www.pipo.com      http://www.waw.com -
- "La fonctionnalite Son Visuel vous delivre des avertissements visuels." -
-                          [Message durant l'installation de Windows95] :wq

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