From: Markus Feldmann <feldmann_markus@gmx.de>
To: netdev@vger.kernel.org
Subject: Re: Messages are printed on screen
Date: Fri, 02 Oct 2009 14:01:09 +0200 [thread overview]
Message-ID: <ha4q26$7mt$1@ger.gmane.org> (raw)
In-Reply-To: <1254480996.23350.73.camel@localhost>
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 <cat /proc/interrupts> 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 </etc/sysctl.conf>
>
>> 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
next prev parent reply other threads:[~2009-10-02 12:01 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-02 9:52 Messages are printed on screen Markus Feldmann
2009-10-02 10:56 ` Markus Feldmann
2009-10-02 10:56 ` Ben Hutchings
2009-10-02 12:01 ` Markus Feldmann [this message]
2009-10-02 20:49 ` Ben Hutchings
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