From: Kalle Valo <kvalo@qca.qualcomm.com>
To: Kalle Valo <kvalo@qca.qualcomm.com>
Cc: <linux-wireless@vger.kernel.org>
Subject: Re: [PATCH] ath6kl: pass only unicast frames for aggregation
Date: Fri, 23 Sep 2011 10:45:41 +0300 [thread overview]
Message-ID: <4E7C3925.9040807@qca.qualcomm.com> (raw)
In-Reply-To: <20110919183844.25296.65533.stgit@localhost6.localdomain6>
On 09/19/2011 09:38 PM, Kalle Valo wrote:
> When pinging form ar6003 to the AP RTT was high even when power save was
> disabled:
>
> 100 packets transmitted, 97 received, 3% packet loss, time 99125ms
> rtt min/avg/max/mdev = 1.875/46.733/795.506/139.181 ms
>
> After some investigation one reason for this was that received
> multicast traffic confused the aggrecation logic and caused 400 ms
> timeouts when receiving multicast frames from AP.
>
> A simple way to fix is to pass only unicast frames for aggregation. This
> improves RTT:
>
> 100 packets transmitted, 99 received, 1% packet loss, time 99144ms
> rtt min/avg/max/mdev = 2.083/13.084/403.390/56.794 ms
Applied.
Kalle
prev parent reply other threads:[~2011-09-23 7:45 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-19 18:38 [PATCH] ath6kl: pass only unicast frames for aggregation Kalle Valo
2011-09-19 19:40 ` Dave Taht
2011-09-20 8:49 ` Kalle Valo
2011-09-23 7:45 ` Kalle Valo [this message]
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