[BBLISA] slow wan link

Daniel Feenberg feenberg at nber.org
Thu Jun 7 10:22:23 EDT 2012



On Thu, 7 Jun 2012, Edward Ned Harvey wrote:

>> From: bblisa-bounces at bblisa.org [mailto:bblisa-bounces at bblisa.org] On
>> Behalf Of Edward Ned Harvey
>>
>> Also - This seems obvious, I don't know why I didn't mention it before -
>>
>> The problem might be sporadic.  You say you measure 20-30ms roundtrip
>> ping
>> response, but do you do that *all* day long?  Do you do that at the same
>> exact moment that people demonstrate the slowness happening?
>
> Actually - Also -
> Are you pinging the same machine they're trying to connect to?  Maybe you're
> getting good responses from machine A, while the network bottleneck is more
> localized, affecting the machine they're tyring to use, Machine B...
>

The user complaints are about all websites being slow, and RDP being slow 
and X-windows editing being slow. I can confirm the first of these from my 
desktop visiting many sites, including gmail.

I think in the end the conclusion has to be that good ping results are
not a guarantee of good GUI response, although my ssh to the command line
still seems fine, the GUI functions are just a lot more sensitive.

dan feenberg
nber



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