From mboxrd@z Thu Jan  1 00:00:00 1970
From: erik quanstrom <quanstro@quanstro.net>
Date: Tue, 23 Feb 2016 07:16:08 -0800
To: 9fans@9fans.net
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Subject: Re: [9fans] rtl8169 gbe slow
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On Tue Feb 23 04:49:55 PST 2016, 23hiro@gmail.com wrote:
> i just realized the http *response* packets all have their rwin set to
> 5808 only, while the other side has the former described behavior
> hovering around 65535.
> perhaps the http server does no window scaling?!

26/status:Established qin 0 qout 0 rq 0.0 srtt 1256 mdev 628 sst 65535 cwin 4517 swin 5808>>0 rwin 65535>>4 qscale 0 timer.start 10 timer.count 10 rerecv 0 katimer.start 2400 katimer.count 2400

yes.  but as we're sending nothing, we can ack into an empty window.

- erik