Return-path: Received: from web51406.mail.re2.yahoo.com ([206.190.38.185]:37420 "HELO web51406.mail.re2.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1754333Ab0BDIbT convert rfc822-to-8bit (ORCPT ); Thu, 4 Feb 2010 03:31:19 -0500 Message-ID: <700097.58871.qm@web51406.mail.re2.yahoo.com> Date: Thu, 4 Feb 2010 00:31:17 -0800 (PST) From: Joerg Pommnitz Subject: Re: [ath9k-devel] Significiant performance differences between ath5k and ath9k in 802.11a To: linux-wireless@vger.kernel.org, ath9k-devel@lists.ath9k.org, "Luis R. Rodriguez" In-Reply-To: <4B629AF5.40706@openwrt.org> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: Luis, with several people confirming the performance regression relative to AR5xxx/ath5k, can you tell us whether this will eventually be fixed? We are close to a purchase decision and would really like to upgrade to a recent chip set. -- Regards Joerg --- Felix Fietkau schrieb am Fr, 29.1.2010: > Von: Felix Fietkau > Betreff: Re: [ath9k-devel] Significiant performance differences between ath5k and ath9k in 802.11a > An: "Joerg Pommnitz" > CC: rootkit85@yahoo.it, linux-wireless@vger.kernel.org, ath9k-devel@lists.ath9k.org, ath5k-devel@lists.ath5k.org > Datum: Freitag, 29. Januar 2010, 9:23 > On 2010-01-29 9:10 AM, Joerg Pommnitz > wrote: > > --- rootkit85@yahoo.it > > wrote: > > > >> > >> Can you try in AP-client mode? I think you'll get > more > >> throughput so. > >> > > > > No, IBSS is what I'm interested in. And the point is, > that there is > > a 30% performance difference between ath5k (and > Madwifi) and ath9k. Even > > if the performance in AP mode would be better, this > does not change the > > problem in IBSS mode. > I can confirm these numbers for AP/Client mode as well. > I've even tested > legacy communication between ath9k ap and sta, producing > the same > result. Additionally, I can rule out the rate control > algorithm, as > using minstrel instead of the ath9k RC produces a very > similar > throughput test result. > > - Felix > __________________________________________________ Do You Yahoo!? Sie sind Spam leid? Yahoo! Mail verf?gt ?ber einen herausragenden Schutz gegen Massenmails. http://mail.yahoo.com