Connectivity issue between Verizon and Amazon EC2

Ray Van Dolson rvandolson at esri.com
Tue Jul 22 14:46:34 UTC 2014


On Mon, Jul 21, 2014 at 08:47:36PM -0700, Ray Van Dolson wrote:
> On Tue, Jul 22, 2014 at 10:41:25AM +0700, Roland Dobbins wrote:
> > 
> > On Jul 22, 2014, at 10:31 AM, Ray Van Dolson <rvandolson at esri.com> wrote:
> > 
> > > We're seeing poor performance (very slow download speeds -- <
> > > 100KB/sec) to certain EC2 instances via our Verizon hosted
> > > circuits.
> > 
> > Have you tried dorking around with your MTU to see if that makes a
> > difference?
> 
> Not in a position to easily test that tonight (PDT) but will do so
> tomorrow.
> 

Monkeyed with the MTU -- 500, 100, 1200 -- no real observed difference
and still seeing lots of retransmits.

Ray


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