Bob Chiodini said the following on 31/08/2005 14:18:
>>>>
>>>>
>>>>Anything relevant in /var/log/messages? What is the output of route -n?
>>>>
>>>>Bob...
>>>>
>>>
>>>I had a look at /var/log/messages (that I attach, only as e-mail to
>>>you...), but I am not very expert.
>>>I see a timeout transmit on eth0 repeated many times when using SMP
>>>kernel at about 6.35 at the end.
>>>I see also many errors conencted to ACPI (on both kernels) that I am not
>>>able to decode
>>>
>>>Tnx
>>>
>>
>>
>>Antonio,
>>
>>I culled the messages down into a SMP boot and a UP boot. A quick look
>>indicates one message is missing in the SMP boot log. It's marked with
>>an arrow and indicates that the eth0 device interrupt was detected as
>>IRQ 11 (UP only). Hopefully someone can shed some light on this. Some
>>other information that might help:
>>
>>cat /proc/interrupts for both the UP and SMP.
>>
>>Also, do you have the latest BIOS installed for your motherboard? What
>>kind of motherboard is this?
>
>
>An Asus P5P800, Bios updated in July
>
>Check the IO-APIC options in the BIOS
>
>>setup.
>>
>>You might try moving the realtek NIC to another slot. That's a shot in
>>the dark, but it's pretty early and I'm only into my first cup of
>>coffee!
>>
>>Bob...
>>
>
> Standard
> CPU0
> 0: 20180445 XT-PIC timer
> 1: 5563 XT-PIC i8042
> 2: 0 XT-PIC cascade
> 5: 701131 XT-PIC SysKonnect SK-98xx, Intel ICH5,
>ehci_hcd:usb1, uhci_hcd:usb3
> 8: 1 XT-PIC rtc
> 11: 380784 XT-PIC uhci_hcd:usb2, uhci_hcd:usb4,
>uhci_hcd:usb5, eth0
> 12: 801086 XT-PIC i8042
> 14: 112972 XT-PIC ide0
> 15: 358109 XT-PIC ide1
>NMI: 0
>ERR: 0
>
>SMP
> CPU0 CPU1
> 0: 137004 48896 IO-APIC-edge timer
> 1: 29 27 IO-APIC-edge i8042
> 5: 0 0 IO-APIC-edge SysKonnect SK-98xx, Intel
>ICH5, ehci _hcd:usb1, uhci_hcd:usb3
> 8: 1 0 IO-APIC-edge rtc
> 11: 0 0 IO-APIC-edge uhci_hcd:usb2,
>uhci_hcd:usb4, uhci_h cd:usb5, eth0
> 12: 1146 836 IO-APIC-edge i8042
> 14: 9294 5957 IO-APIC-edge ide0
> 15: 440 568 IO-APIC-edge ide1
>NMI: 0 0
>LOC: 181971 182055
>ERR: 0
>MIS: 0
>
>I am wondering if the two kernels have different management of iptables,
>in particular IPv4 or IPv6, another shot in the dark, even if is
>afternoon here
>
>tnx
Antonio,
service iptables stop. I suspect that the IRQ for eth0 is not getting
properly registered and thus the timeouts.
Does specifying acpi=ht on the SMP kernel command line make any
difference? It probably defeats the purpose of SMP.
Bob...
and furthermore prevents from poweroff .... :-(
--
Antonio
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