Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932317AbVJQWMr (ORCPT ); Mon, 17 Oct 2005 18:12:47 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932333AbVJQWMr (ORCPT ); Mon, 17 Oct 2005 18:12:47 -0400 Received: from 213-239-205-147.clients.your-server.de ([213.239.205.147]:53909 "EHLO mail.tglx.de") by vger.kernel.org with ESMTP id S932317AbVJQWMq (ORCPT ); Mon, 17 Oct 2005 18:12:46 -0400 Subject: Re: 2.6.14-rc4-rt7 From: Thomas Gleixner Reply-To: tglx@linutronix.de To: Daniel Walker Cc: Ingo Molnar , linux-kernel@vger.kernel.org, david singleton , Steven Rostedt , Rui Nuno Capela , Fernando Lopez-Lezcano , Mark Knecht In-Reply-To: References: Content-Type: text/plain Organization: linutronix Date: Tue, 18 Oct 2005 00:15:04 +0200 Message-Id: <1129587304.19559.154.camel@tglx.tec.linutronix.de> Mime-Version: 1.0 X-Mailer: Evolution 2.2.3 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 933 Lines: 26 On Mon, 2005-10-17 at 15:05 -0700, Daniel Walker wrote: > > On Tue, 18 Oct 2005, Thomas Gleixner wrote: > > > On Mon, 2005-10-17 at 14:43 -0700, Daniel Walker wrote: > > > I found this latency ~5 minutes after boot up, no load . It looks like > > > vgacon_scroll() has a memset like operation which can grow. > > > > 5 minutes after bootup could also be related to a jiffies wrap problem. > > > > I saw it multiple times , but this trace was the biggest .. It looks like > it might be related to CONFIG_PRINTK_IGNORE_LOGLEVEL .. I don't see how > jiffies could be related though . Ah, ok. I just pointed to that as I trapped several times into the 5 minutes wrap already. tglx - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/