[FreeNX-kNX] Memory leak in nxagent, with patch

[Fabian Franz]

> I tried the backing store option on my client side X server but with no
> effect 
> at all ... the simple test I run shows that the memory fills again ... I
> open 
> a pdf viewer (kpdf) and began to scroll a long pdf document ... with every
> page displayed on the screen the memory of the thin client (Xorg binary) 
> becomes bigger ... when I scroll back, the pages are open very fast which 
> means that they are cached in memory ... when I close the pdf viewer the 
> memory is released back to initial state ... the question is why X server 
> keeps this pixmaps (from the pdf document) in its memory ... I tried this
> on 
> a normal debian based workstation with local X (no freenx and nomachine)
> and 
> the memory did not moved a bit!

Because it was using SHM, shared pixmaps. So the Xserver is pointed directly to the kpdf pixmamps ...

You have to at least try it over the network, but I must admit that I'm not that familiar with that parts of X11, yet.

cu

Fabian