From owner-freebsd-net@FreeBSD.ORG Wed Feb 23 11:20:26 2005 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 31FF116A4CE for ; Wed, 23 Feb 2005 11:20:26 +0000 (GMT) Received: from BASE.OTEL.net (BASE.OTEL.net [212.36.8.132]) by mx1.FreeBSD.org (Postfix) with ESMTP id A859743D31 for ; Wed, 23 Feb 2005 11:20:25 +0000 (GMT) (envelope-from tbyte@OTEL.net) Received: from dragon.otel.net ([212.36.8.135]) by BASE.OTEL.net with esmtp (Exim 4.30; FreeBSD) id 1D3uZ5-000Noc-Nx for freebsd-net@freebsd.org; Wed, 23 Feb 2005 13:20:23 +0200 Message-ID: <421C66F7.7010908@OTEL.net> Date: Wed, 23 Feb 2005 13:20:23 +0200 From: Iasen Kostov User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; en-US; rv:1.7.5) Gecko/20041229 X-Accept-Language: bg, en-us, en MIME-Version: 1.0 To: freebsd-net@freebsd.org Content-Type: text/plain; charset=windows-1251; format=flowed Content-Transfer-Encoding: 7bit Subject: mpd + high cpu usage X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 23 Feb 2005 11:20:26 -0000 Hi, I'm running some pptp servers using poptop+ppp and now I'm trying how the situation will look like with mpd. I'm comparing two pptp ACs - one using poptop+ppp and one using mpd. Both have 250 connected users who are generating about 1MByte/sec. poptop+ppp : CPU states: 13.6% user, 0.0% nice, 12.1% system, 20.6% interrupt, 53.7% idle and many ppp + pptpctrl mpd: CPU states: 11.7% user, 0.0% nice, 33.1% system, 36.2% interrupt, 19.1% idle 90677 root 111 0 11100K 10028K RUN 175:27 39.75% 39.75% mpd or 90677 root 111 0 11100K 10028K select 175:17 37.84% 37.84% mpd Interesting thing is that sometimes cpu usage of mpd falls to 3-4% and the processor goes to 80% idle but only for a few seconds. Regards