From mboxrd@z Thu Jan 1 00:00:00 1970 From: Markus Feldmann Subject: Re: Messages are printed on screen Date: Fri, 02 Oct 2009 14:01:09 +0200 Message-ID: References: <1254480996.23350.73.camel@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit To: netdev@vger.kernel.org Return-path: Received: from lo.gmane.org ([80.91.229.12]:44403 "EHLO lo.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753625AbZJBMBc (ORCPT ); Fri, 2 Oct 2009 08:01:32 -0400 Received: from list by lo.gmane.org with local (Exim 4.50) id 1MtgpL-0004re-Is for netdev@vger.kernel.org; Fri, 02 Oct 2009 14:01:35 +0200 Received: from dslb-092-076-255-225.pools.arcor-ip.net ([92.76.255.225]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 02 Oct 2009 14:01:35 +0200 Received: from feldmann_markus by dslb-092-076-255-225.pools.arcor-ip.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 02 Oct 2009 14:01:35 +0200 In-Reply-To: <1254480996.23350.73.camel@localhost> Sender: netdev-owner@vger.kernel.org List-ID: Ben Hutchings schrieb: > On Fri, 2009-10-02 at 11:52 +0200, Markus Feldmann wrote: > >> >> As you see some of my IRQ-Lines are multiply in use, so my Server is >> working hard at his limit. > > IRQ sharing is normal on PCs without MSI support, but to see where > that's happening you need to look at /proc/interrupts and not the BIOS > setup program or wherever you got the above information from. Ok i did and got: CPU0 0: 259603 XT-PIC-XT timer 1: 1421 XT-PIC-XT i8042 2: 0 XT-PIC-XT cascade 4: 200000 XT-PIC-XT ohci_hcd:usb3, pppp0 5: 0 XT-PIC-XT ehci_hcd:usb1, lan0 7: 6959 XT-PIC-XT lan1 8: 2 XT-PIC-XT rtc0 9: 0 XT-PIC-XT acpi 11: 37697 XT-PIC-XT ide2, ide3, ohci_hcd:usb2, lan2 14: 0 XT-PIC-XT ide0 NMI: 0 Non-maskable interrupts TRM: 0 Thermal event interrupts MCE: 0 Machine check exceptions MCP: 13 Machine check polls ERR: 2 How can i assigned IRQs during Boot? How can i watch which IRQ Line has most traffic or problems ? >> The result is sometimes freezing of my >> Server, especially if there is much processing on these devices. I >> remember that with Kernel 2.6.18 my system didn't does freezing. > > This is simply a bug, not a result of IRQ sharing or 'working hard'. But something had initiated this freezing. Although i do not know the Bug, i should be able to avoide this Problem by do some prevention ?! > >> How can i disable the output of messages (about dropped packets from my >> firewall) to my terminal ? > > Edit the value of kernel.printk in /etc/sysctl.conf. Ok i did add: kernel.printk= 4 4 1 7 to > >> How can i stabilize my IRQ-System with the kernel 2.6.31.1 ? > > I would expect the standard kernel version for 'lenny' or the 2.6.30 > kernel from 'sid' to be more stable. Ok i will try the kernel from Debian Sid. :-) > >> What debug features should i disable ? > > No idea, you didn't even specify what you enabled... I will add some enabled features next week. regards Markus