From owner-freebsd-current@FreeBSD.ORG Wed Feb 15 18:52:46 2006 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id C347A16A420 for ; Wed, 15 Feb 2006 18:52:46 +0000 (GMT) (envelope-from keramida@ceid.upatras.gr) Received: from igloo.linux.gr (igloo.linux.gr [62.1.205.36]) by mx1.FreeBSD.org (Postfix) with ESMTP id 06A4A43D48 for ; Wed, 15 Feb 2006 18:52:45 +0000 (GMT) (envelope-from keramida@ceid.upatras.gr) Received: from flame.pc (aris.bedc.ondsl.gr [62.103.39.226]) (authenticated bits=128) by igloo.linux.gr (8.13.5/8.13.5/Debian-3) with ESMTP id k1FIqJhs014680 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT); Wed, 15 Feb 2006 20:52:20 +0200 Received: from flame.pc (flame [127.0.0.1]) by flame.pc (8.13.4/8.13.4) with ESMTP id k1FIqDEw024339; Wed, 15 Feb 2006 18:52:13 GMT (envelope-from keramida@ceid.upatras.gr) Received: (from keramida@localhost) by flame.pc (8.13.4/8.13.4/Submit) id k1FIqDGV024338; Wed, 15 Feb 2006 20:52:13 +0200 (EET) (envelope-from keramida@ceid.upatras.gr) Date: Wed, 15 Feb 2006 20:52:13 +0200 From: Giorgos Keramidas To: Jiawei Ye Message-ID: <20060215185213.GA24331@flame.pc> References: <20060212225911.M598@free.home.local> <30864.1139781541@critter.freebsd.dk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Hellug-MailScanner: Found to be clean X-Hellug-MailScanner-SpamCheck: not spam, SpamAssassin (score=-3.344, required 5, autolearn=not spam, ALL_TRUSTED -1.80, AWL 0.85, BAYES_00 -2.60, DNS_FROM_RFC_ABUSE 0.20) X-Hellug-MailScanner-From: keramida@ceid.upatras.gr Cc: Poul-Henning Kamp , freebsd-current@freebsd.org Subject: Re: calcru: runtime went backwards X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 15 Feb 2006 18:52:46 -0000 On 2006-02-16 01:59, Jiawei Ye wrote: > I still get calcru messages from kernel built with sources 2 hours ago > cvsupped via cvsup12. When the system is under load, sshd and inetd > can get these messages and stop responding to any requests. As the > machine is at a remote site, my original idea was to keep sshd and > inetd/telnetd running, so that when sshd freezes, I can telnet into > the machine and restart sshd (from a security point of view, this is a > bad thing, I know). But to my surprise, after sshd froze, telnetd > won't respond either. Connection was built successfully but no login > prompt appeared. At this time, any CGI script that httpd invokes will > not run. Could this possibly be some problem with the pts code instead > of the accounting code? Check with top(1), if you have access to the local machine for the amount of time spent in `interrupt' handling. I've seen some very high interrupt loads with some of the recent kernels, but I'm not sure why yet.