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Re: 4MBs transfer rate followed seconds later by reduction to 0.8MBs

From: David Niklas <>
Date: Fri, 10 Feb 2017 09:42:31 -0500

On Thu, 9 Feb 2017 23:33:20 +0100 (CET)
Daniel Stenberg <> wrote:
> On Thu, 9 Feb 2017, David Niklas wrote:
> > I'm at the ITEXPO (asterisk) in US -> Florida -> Ft Lauderdale.
> > Whenever I connect to get a file I get a massive transfer speed of
> > 4MBs (unless I am already downloading something in which case the
> > speed is slower), after roughly 5s the speed drops down to 0.8MBs
> That sounds like behavior totally imposed by something outside of curl
> - some sort of "traffic shaping". curl has no behavior that makes it
> change speeds in any particular way after a certain time (unless you
> artificially limits its rate). And your description matches nothing
> I've ever experienced.
I assumed on.

> If you download a huge file from localhost instead you can verify for
> yourself.

I cannot reproduce locally.

Received on 2017-02-10