From owner-freebsd-wireless@FreeBSD.ORG Fri Apr 22 17:14:45 2011 Return-Path: Delivered-To: freebsd-wireless@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 94964106564A for ; Fri, 22 Apr 2011 17:14:45 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-ww0-f50.google.com (mail-ww0-f50.google.com [74.125.82.50]) by mx1.freebsd.org (Postfix) with ESMTP id 27D948FC14 for ; Fri, 22 Apr 2011 17:14:44 +0000 (UTC) Received: by wwc33 with SMTP id 33so738173wwc.31 for ; Fri, 22 Apr 2011 10:14:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:content-type; bh=IvFn1K+kSaksvpGusv8e9abad9L1PtoXbqWvNssVbGg=; b=gkyjrnem0UdCUAgKggCnzLqgNNiAduIF2PIkwbUvci65vPSDSYimsYp8NoWT8SuAzY DTi+tS3t/RWbNGUxeIHXjEEqSqGIyryC4Hn7Je71B8bXX8p3TNAnSqoH11keLB4i/uxD CXRPd7FNQ32CTk8CDA3/jtt57bAgbIUyZXPtQ= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:content-type; b=ZYFq8N64+5XcIoC77AmvzdKWYJQv8ns0dO55U8OvR0rLJNYJ6W/YOPwSUm9/rhsfc0 60e8bCycMRUf4M4Bq+8il9cNjYE5wBIpyeOhapLcAx1qCE/UgYUrpZ4lRJMGQd7NKrbc aWS8GLL+L6lhSJmV/vDbw14Y/ABqPWPgpzaaI= MIME-Version: 1.0 Received: by 10.227.13.135 with SMTP id c7mr1313525wba.111.1303492483944; Fri, 22 Apr 2011 10:14:43 -0700 (PDT) Sender: adrian.chadd@gmail.com Received: by 10.227.174.13 with HTTP; Fri, 22 Apr 2011 10:14:43 -0700 (PDT) In-Reply-To: <20110422153827.GA26063@pintail.smokva.net> References: <20110421222524.GA5730@pintail.smokva.net> <20110422090705.GA1183@pintail.smokva.net> <20110422153827.GA26063@pintail.smokva.net> Date: Sat, 23 Apr 2011 01:14:43 +0800 X-Google-Sender-Auth: MqbWxFphJN1akhJLfGoip1dtP5I Message-ID: From: Adrian Chadd To: freebsd-wireless@freebsd.org Content-Type: text/plain; charset=ISO-8859-1 Subject: Re: ath: tx-rate stops adapting after a while X-BeenThere: freebsd-wireless@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Discussions of 802.11 stack, tools device driver development." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 22 Apr 2011 17:14:45 -0000 When doing AP mode, the output of the 'athstats' rate is unreliable as it will report the last TX'ed rate which obviously changes per node you're talking to. You need to investigate the output of the rate control module that you're using. Try this: sysctl dev.ath.0.sample_stats=1 then check dmesg Do that when it's happy @ 54mbit, then when it isn't. Let's compare. :) adrian