From owner-freebsd-current@FreeBSD.ORG Fri Dec 12 03:51:25 2008 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 893E81065670 for ; Fri, 12 Dec 2008 03:51:25 +0000 (UTC) (envelope-from josh.carroll@gmail.com) Received: from mail-gx0-f12.google.com (mail-gx0-f12.google.com [209.85.217.12]) by mx1.freebsd.org (Postfix) with ESMTP id 26ADB8FC17 for ; Fri, 12 Dec 2008 03:51:25 +0000 (UTC) (envelope-from josh.carroll@gmail.com) Received: by gxk5 with SMTP id 5so780628gxk.19 for ; Thu, 11 Dec 2008 19:51:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:reply-to :to:subject:cc:in-reply-to:mime-version:content-type :content-transfer-encoding:content-disposition:references; bh=ssCiL2ADC5FKuQI0NOP16QOvJ2/qdIMd0UE3qYGXW2g=; b=pB60WoGUeZJiTzZhbBVl8Rx0s7raNqYCvpeFpCqUgoJBFnfzKaXtBlsF6pLhhxIPyh dovgdgLArKEumIj8fDUpb7jQy5PGwlL+7LrJwgJknwa1j5qtSproG7J9angmsHVCQfBY OYlWOq8tCdYpfpf/KVX1VWxVN0MGHgg10UUEQ= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:reply-to:to:subject:cc:in-reply-to :mime-version:content-type:content-transfer-encoding :content-disposition:references; b=fjESN4RoHJjhoepNZ/fo5U3fzvGvRMTyuurW75HbU7lupWexquFzovgqJkg3lh6Kdx vNJdJKb0F0RQIjfg/7/ZFIAF48qtJn+oTzBQySz4QK86KSozI+8HNCLaUNgAj4WT+1dC NOMTN/HERlvy7cSf92gKx+qVIrYofPsEUMLpE= Received: by 10.151.43.19 with SMTP id v19mr3148738ybj.2.1229053883895; Thu, 11 Dec 2008 19:51:23 -0800 (PST) Received: by 10.150.123.1 with HTTP; Thu, 11 Dec 2008 19:51:23 -0800 (PST) Message-ID: <8cb6106e0812111951k18f4663ck2121b550dfe57322@mail.gmail.com> Date: Thu, 11 Dec 2008 22:51:23 -0500 From: "Josh Carroll" To: pyunyh@gmail.com In-Reply-To: <20081212034042.GL46707@cdnetworks.co.kr> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <4910C055.8000505@janh.de> <20081203090658.GJ9639@cdnetworks.co.kr> <37502393@bb.ipt.ru> <20081206023016.GF22093@cdnetworks.co.kr> <539c60b90812081127s4ffb509fnea9d44d4298da666@mail.gmail.com> <8cb6106e0812081252j2b0c8e78g4dcecf8d3770c269@mail.gmail.com> <8cb6106e0812101745l54b23a08k7fbeddeb605f88ea@mail.gmail.com> <20081212020539.GI46707@cdnetworks.co.kr> <8cb6106e0812111923l15f1f715g6f20f5925e1d471a@mail.gmail.com> <20081212034042.GL46707@cdnetworks.co.kr> Cc: Steve Franks , current-list freebsd Subject: Re: Call for testers: Atheros AR8121(L1E)/AR8113/AR8114(L2E) ethernet X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: josh.carroll@gmail.com List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 12 Dec 2008 03:51:25 -0000 > I guess it's caused by flow-control frames. > The flow-control feature is disabled in most drivers as mii(4) > layer still lacks the feture. ale(4) has flow-control support code > but it is in disabled state. When mii(4) is ready to handle > flow-controls ale(4) may work better. > em(4) does not rely on mii(4) layer so it implemented flow-controls > in driver. You can check flow-control satus of em(4) with > "sysctl dev.em.0.stats=1"(See XON/XOFF). Hmm, any idea why my previous motherboard (P5K-E) which had an msk(4) worked ok without the stuttering for this streaming? I believe it relies on mii as well, right? Thanks, I guess I'll stick with the em(4) PCI card, at least until I can get a PCI-E em(4). :) Josh