[K12OSN] More feedback on Fedora 10 + LTSP

Les Mikesell lesmikesell at gmail.com
Tue Apr 28 13:49:13 UTC 2009

Terrell Prude' Jr. wrote:

>>> Does tuxmath normally use that insane amount of bandwidth?  70Mb/sec is
>>> comparable to 320x240 30fps Youtube video.  Absolutely nothing other 
>>> than
>>> video in my experience using anything near that amount of bandwidth.
>> In my experience, it has always been a huge bandwidth hog.
> Yup, it does!  I've measured 73Mb/sec on my Cisco Catalyst switch with 
> TuxType and similar numbers with TuxMath.  Got similar numbers from the 
> ifconfig and a stopwatch.  That's why you need 100Mbps/FullDuplex on 
> your clients, Gig-E on your server, and a clean, error-free network.
> X11 is a wonderful protocol that allows LTSP to exist in the first 
> place, but heavy screen updates do eat up bandwidth.

I think X has more efficient ways to make things move on the screen, but 
tuxmath doesn't use them.

   Les Mikesell
    lesmikesell at gmail.com

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