On Sat, 15 May 1999 pbrown@redhat.com wrote:

> On Sun, 16 May 1999, Steffen Hansen wrote:
> 
> > Maybe the app should decide for itself if entries should be cached in RAM
> > (in a QMap).
> 
> We have talked a little more and now it seems like putting the entries in
> a size limited QCache might be a good idea, which the cache flushed out
> periodically.
> 
> However, I am under the impression that once an application has allocated
> memory, even if it frees it, it doesn't go back into the system memory
> pool.  It keeps it until it exits.  Isn't this the case in the majority of
> UNIX systems?

At least under Linus this is wrong. if a whole page is freed it is
returned to the system.

Uwe

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Uwe Thiem                                        Tel: +264 - 061 - 244511
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