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Date:      Sun, 25 Mar 2012 12:36:27 -0700
From:      Adrian Chadd <adrian.chadd@gmail.com>
To:        Lytochkin Boris <lytboris@gmail.com>
Cc:        "freebsd-wireless@freebsd.org" <freebsd-wireless@freebsd.org>
Subject:   Re: [ath][CURRENT] Triangle-shaped network performance
Message-ID:  <CAJ-Vmom-cBgnuAdXCcH5iVkf32kU6O8T_T%2B==uGpNdBsGu3wOA@mail.gmail.com>
In-Reply-To: <CAEJYa-TKdEjynQnM8LTXM863vWWw518VXX_DGVEpw6OvMPzgig@mail.gmail.com>
References:  <CAEJYa-QRx3XU6GjcWnJSTEON2QOUe_gA9Oh0Xo9Vk2ksm0pX%2Bg@mail.gmail.com> <4f6f67a7.4a0c440a.3941.ffffc865@mx.google.com> <CAEJYa-RPhRng5tDG88yM8Rx1QE-ttkcoanEH=vn-NN-kc9B6oQ@mail.gmail.com> <CAJ-Vmo=JuGc0XA_2-q8FB9SGK4kJcQwC3ry0wm7sRxKe8dHaTQ@mail.gmail.com> <CAEJYa-TKdEjynQnM8LTXM863vWWw518VXX_DGVEpw6OvMPzgig@mail.gmail.com>

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On 25 March 2012 12:27, Lytochkin Boris <lytboris@gmail.com> wrote:

> powerd is shut down, la is around zero. Are there any other power
> =A0savings I forgot about? There was no problem on RELENG_8 and 802.11g
> =A0with powerd enabled (though ath card was different).
> =A0That server is an old laptop :)

Well, you changed both the OS _and_ the NIC. How are we supposed to
debug this? :-)

> =A0Some more facts: ping triangles for two laptops connected to server
> =A0are not synchronized and roll-over independently.

I still don't know what's causing this. Try running athstats a little
more and try to correlate changes in latency with changes in the
output of athstats.

Adrian



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