From owner-freebsd-stable@FreeBSD.ORG Sat Sep 29 05:06:26 2007 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 6A46816A420 for ; Sat, 29 Sep 2007 05:06:26 +0000 (UTC) (envelope-from pyunyh@gmail.com) Received: from nz-out-0506.google.com (nz-out-0506.google.com [64.233.162.226]) by mx1.freebsd.org (Postfix) with ESMTP id D204E13C459 for ; Sat, 29 Sep 2007 05:06:22 +0000 (UTC) (envelope-from pyunyh@gmail.com) Received: by nz-out-0506.google.com with SMTP id l8so1952551nzf for ; Fri, 28 Sep 2007 22:06:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:received:received:date:from:to:subject:message-id:reply-to:references:mime-version:content-type:content-disposition:in-reply-to:user-agent; bh=XOhubfstaU2HIfkJcSX3xr9KTjIcK1uVpUGSXepRbk0=; b=gtJNoQC8vXB+gK5xH1SGPXfhffdsy+WfFJubgs9pkcLWCVsyEgug0cGd1wilg9ht/B/ltNm6u8hIofi8QbAw9HXC5aif2JQHhc//N6dJLrz2GSoakj8ftTucdcGYpqNZXpBmUw+n7vbwskB6LdsBLRsEsB9k2RQL/EpCL6fIRvQ= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:date:from:to:subject:message-id:reply-to:references:mime-version:content-type:content-disposition:in-reply-to:user-agent; b=qp9WkA9YQpGA2Ii72o0EBVZukBjoLH9oGcZPy0NUdQPunGX05HvPYaX9ohYi2IWPt6M/A2S/cffo7mEXqU5Ha3imFRwkiaVysk/k3emZwCGr/CtOh483OW2thu2fSmy7s6Jx7sqG4JAfA/uVW1zHCND80JoYXZ/UUMSdBCAwW4w= Received: by 10.114.192.1 with SMTP id p1mr537392waf.1191042381151; Fri, 28 Sep 2007 22:06:21 -0700 (PDT) Received: from michelle.cdnetworks.co.kr ( [211.53.35.84]) by mx.google.com with ESMTPS id d20sm4860804waa.2007.09.28.22.06.18 (version=TLSv1/SSLv3 cipher=OTHER); Fri, 28 Sep 2007 22:06:20 -0700 (PDT) Received: from michelle.cdnetworks.co.kr (localhost.cdnetworks.co.kr [127.0.0.1]) by michelle.cdnetworks.co.kr (8.13.5/8.13.5) with ESMTP id l8T52fx6012175 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sat, 29 Sep 2007 14:02:41 +0900 (KST) (envelope-from pyunyh@gmail.com) Received: (from yongari@localhost) by michelle.cdnetworks.co.kr (8.13.5/8.13.5/Submit) id l8T52e7G012174; Sat, 29 Sep 2007 14:02:40 +0900 (KST) (envelope-from pyunyh@gmail.com) Date: Sat, 29 Sep 2007 14:02:40 +0900 From: Pyun YongHyeon To: freebsd-hardware@freebsd.org, FreeBSD Stable Message-ID: <20070929050240.GC11457@cdnetworks.co.kr> References: <3aaaa3a0709231657r3264c873ife71800731608b03@mail.gmail.com> <20070924020116.GA36909@eos.sc1.parodius.com> <3aaaa3a0709240844j2603a050nd09bb5482a0f3c21@mail.gmail.com> <20070927065155.GE3692@cdnetworks.co.kr> <3aaaa3a0709271030k24892099ra3409ce6f5f7020f@mail.gmail.com> <20070928000656.GA7119@cdnetworks.co.kr> <3aaaa3a0709281105g1503fdbcu70910de6eae060a0@mail.gmail.com> <20070929012801.GA11457@cdnetworks.co.kr> <20070929022147.GA27590@lizzy.catnook.local> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070929022147.GA27590@lizzy.catnook.local> User-Agent: Mutt/1.4.2.1i Cc: Subject: Re: nfe driver 6.2 stable X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: pyunyh@gmail.com List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 29 Sep 2007 05:06:26 -0000 On Fri, Sep 28, 2007 at 07:21:47PM -0700, Jos Backus wrote: > On Sat, Sep 29, 2007 at 10:28:01AM +0900, Pyun YongHyeon wrote: > [snip] > > ATM nfe(4)'s interrupt moderation mechanism doesn't seem to work > > at all so nfe(4) generates too many interrupts. However I don't > > think it wouldn't be major bottleneck of the performance. > > Could this be why (on -current) I had to enable polling on nfe0 to get rid of > the choppy audio playback I was experiencing? > Probably not. Maybe nfe(4) use shared interrupt. Check the output of "vmstat -i". -- Regards, Pyun YongHyeon