NO ADSL with kernel-smp 2.6.12-1.1376_FC3

Antonio Montagnani anto.montagnani at virgilio.it
Wed Aug 31 13:28:50 UTC 2005


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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