Re: [SLUG] Improving Xserver preformance

From: Robert Snyder (robertsnyder@gmail.com)
Date: Sat Aug 28 2004 - 21:06:14 EDT


On Sat, 28 Aug 2004 17:02:45 -0400 (EDT), Eben King
<eben1@tampabay.rr.com> wrote:
> On Sat, 28 Aug 2004, Mario Lombardo wrote:
>
> > As I understand it, X was designed from the ground up to run over a slow
> > mainframe-based net, like IBM Token-Ring 4Mbps LAN or maybe a 9600 baud
> > hard-line WAN.
>
> I think a 9600 bps link would have at least 1/9600 s = 0.104 ms latency.
> (Probably higher of course.) Pinging a 802.11b-connected XP laptop gives
> average 160 ms, for a one-way trip time of 80 ms. Not 750 times greater
> as the numbers would indicate, but still a lot.
>
> > Of course in those days, window managers and X had less to do.
>
> Yeah, my understanding is that there's so much back-and-forth
> communication now, that high latency really shows up.
>
I just pinged my server which runs on 802.11b from my latpop running
win2k wiht 802.11b. average latency is 2ms
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