LBX? or faster remote X?

François-Denis Gonthier neumann at
Tue Nov 4 10:30:21 PST 2008

"Jeremy C. Reed" <reed at> writes:

> I don't see lbxproxy listed in the 7.4 release. But it is in 7.3. 
> What is its status?
> I found docs online about LBX, but most are very old.
> xdpyinfo doesn't show any LBX extension for me (but I read online that 
> recent X servers include it by default).

I think even I can safely say that LBX is considered to be deprecated.
Tests [1] have shown that it produces little benefit over an SSH
tunnel with compression enabled.

> Before I attempt to rebuild Xorg with LBX, please let me know if this is 
> worth my time.
> Any alternatives?
> In my case, I am trying to view hundred page PDFs over a 980 to 1361 
> KB/second connection over a 802.11 wireless network. It is way too slow. 
> I guess a real alternative instead of remote X is to use network file 
> system and actually run the X client on my local X server.

I have not tried LBX but I must say that SSH compression does improve
performance noticably.



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