Re: [Dps-devel] Concerns about memory usage

[Adam F. <fe...@do...>]

Herb W. Swan wrote:
> This is my first post to this newsgroup.  I am writing about the DPS
> extension for XFree86.  I have not yet experimented with this product,
> mainly because we don't yet have any Linux machines in our shop, but
> also because of grave concerns I have about its management of VM.
> 
> I read in some new posts that VM is not cleaned up.  Does this mean that
> if a DPS client allocates some local VM on the server, that this memory
> is not freed after the DPS client program exits (and destroys its
> context)?  That would be horrible, since the server would eventually
> run of of memory!
> 

I don't remember for sure, but I think this only affects the current 
process. So you just can't run one program for very long.

> I make extensive use of a locally-written DPS application.  It works great
> on Solaris, but I now have to think about its possible future on Linux.  I
> need to have multiple instances of this application run with the same
> X-server.  Each instance uses only one context, but multiple contexts
> will have to be managed by the server.  Is this currently possible
> with the DPS extension for XFree86?
>

This should work.

> In addition, the multiple instances of my application will need to share
> the same global VM.  Is this possible?
> 

I'm not sure.

-- 
Adam Fedor, Digital Optics Corp.      | I'm glad I hate spinach, because
http://www.doc.com                    | if I didn't, I'd eat it, and you
                                       | know how I hate the stuff.