From owner-freebsd-questions@FreeBSD.ORG Sun Apr 3 21:28:18 2005 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 1CE5416A4CE for ; Sun, 3 Apr 2005 21:28:17 +0000 (GMT) Received: from nagual.st (cc20684-a.assen1.dr.home.nl [82.74.2.254]) by mx1.FreeBSD.org (Postfix) with ESMTP id 022C743D49 for ; Sun, 3 Apr 2005 21:28:17 +0000 (GMT) (envelope-from dick@nagual.st) Received: from pooh.nagual.st (pooh.nagual.st [192.168.11.22]) by nagual.st with esmtp; Sun, 03 Apr 2005 23:28:15 +0200 Date: Sun, 3 Apr 2005 23:28:14 +0200 From: dick hoogendijk To: freebsd-questions@freebsd.org Message-Id: <20050403232814.4057f19c.dick@nagual.st> In-Reply-To: <998918420.20050403222819@wanadoo.fr> References: <20050402173222.53977dd4.dick@nagual.st> <424F4FAD.7080300@ec.rr.com> <20050403220525.39ac28dd.dick@nagual.st> <998918420.20050403222819@wanadoo.fr> Organization: nagual SiTe X-Mailer: Sylpheed version 1.0.4 (GTK+ 1.2.10; i386-portbld-freebsd4.11) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: Re: device_polling X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: dick@nagual.st List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 03 Apr 2005 21:28:18 -0000 On Sun, 3 Apr 2005 22:28:19 +0200 Anthony Atkielski wrote: > dick hoogendijk writes: > > > I build a kernel with devoce_polling and hz=1000 and experimented a > > bit. Using "netstat -w 1" I see a drop in performance. In/output is > > about 20% higher if polling is disabled. That was not what I > > expexted. I really thought polling would be better. I use cheap rl > > (realtec 8139) cards. > > How fast is the processor on your system? Not fast.. rather slow ;-) It's a duron-800 ; 512Mb memory Why? -- dick -- http://nagual.st/ -- PGP/GnuPG key: F86289CE ++ Running FreeBSD 4.11 ++ FreeBSD 5.3 + Nai tiruvantel ar vayuvantel i Valar tielyanna nu vilja