[Cerowrt-devel] performance numbers from WRT1200AC (Re: Latest build test - new sqm-scripts seem to work; "cake overhead 40" didn't)

Mikael Abrahamsson swmike at swm.pp.se
Fri Jun 26 15:11:43 EDT 2015

On Fri, 26 Jun 2015, Dave Taht wrote:

> On Fri, Jun 26, 2015 at 11:58 AM, Dave Taht <dave.taht at gmail.com> wrote:
>> On Fri, Jun 26, 2015 at 11:38 AM, Mikael Abrahamsson <swmike at swm.pp.se> wrote:
>>> On Fri, 26 Jun 2015, Dave Taht wrote:
>>>> Mikael, a simple test of the analysis I just did would be to use
>>>> ethtool to set your server to 100mbits (ethtool -s
>>>> your_ethernet_device advertise 0x008 and turn on fq_codel on both the
>>>> client and server.
>>> Hm what do you mean by "client" and "server"?
> your topology is:
> client box - router - server
> forcing the router - server link to 100mbit will push the egress
> buffering into the router for the rrul_50_up test in particular.

No, my topology is <client - router - switch - server>, that is what made 
me confused.

So if I forced the eth0 router-switch link into 100M I will break the 
server->client direction (it'll be shallow buffer fifo) but at least 
client->server direction will exercise fq_codel on the router.

Mikael Abrahamsson    email: swmike at swm.pp.se

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