How to disable/limit pixmap cache in X

Jim Kronebusch jim at
Wed Sep 19 08:39:56 PDT 2007

> Maybe you could write a shim library (inserted between the app and Xlib 
> with LD_PRELOAD) that intercepted pixmap create/destroy calls and kept 
> an approximate count of memory usage.  When some memory threshold is 
> hit, exit.

I doubt I could :-)  But I'll post your suggestion on one of the LTSP devel lists and
see if anyone there thinks this might be plausible. 

> Of course, it would rely on clients actually using the shim.  But maybe 
> you can control that in your environment.
> Something like this could probably be implemented on the server side as 
> an extension, but don't quote me on that.
> -Brian

Thanks for the suggestion.


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