em, bge, network problems survey.
O. Hartmann
ohartman at uni-mainz.de
Fri Oct 6 09:21:41 UTC 2006
Kris Kennaway wrote:
> On Thu, Oct 05, 2006 at 11:17:33PM +0200, O. Hartmann wrote:
>> Kris Kennaway wrote:
>>> On Wed, Oct 04, 2006 at 05:14:27PM -0600, Scott Long wrote:
>>>
>>>> All,
>>>>
>>>> I'm seeing some patterns here with all of the network driver problem
>>>> reports, but I need more information to help narrow it down further.
>>>> I ask all of you who are having problems to take a minute to fill
>>>> out this survey and return it to Kris Kennaway (on cc:) and myself.
>>>> Thanks.
>>>>
>>>> 1. Are you experiencing network hangs and/or "timeout" messages on the
>>>> console? If yes, please provide a _brief_ description of the problem.
>>>>
>>> OK, next question, to all em users:
>>>
>>> If your em device is using a shared interrupt, and you are NOT
>>> experiencing timeout problems when using this device, please let me
>>> know:
>>>
>>> dalki# vmstat -i
>>> interrupt total rate
>>> irq4: sio0 2071 0
>>> irq6: fdc0 10 0
>>> irq14: ata0 47 0
>>> irq20: ahd0 21755 4
>>> irq23: em0 124751 23 <-- not a shared interrupt
>>> irq24: ahd1 15 0
>>> cpu0: timer 10453509 1999
>>> Total 10602158 2027
>>>
>>> tyan# vmstat -i
>>> interrupt total rate
>>> irq14: ata0 58 0
>>> irq16: em0 fxp1 332832 851 <-- shared interrupt
>>> irq18: fxp0 973 2
>>> irq19: atapci1 132883 339
>>> cpu0: timer 774308 1980
>>> cpu1: timer 777136 1987
>>> Total 2018190 5161
>>>
>>> So far all of the em problems I have seen involve shared interrupts,
>>> and conversely all em systems I have seen that do not have timeout
>>> problems are not shared.
>>>
>>> Kris
>>>
>>>
>> And so looks mine, FreeBSD 6.2-PRE/AMD64,
>> high I/O on disks and I/O on net renders this box unusuable ...
>>
>>
>> thor# vmstat -i
>> interrupt total rate
>> irq1: atkbd0 12437 1
>> irq6: fdc0 27 0
>> irq12: psm0 335285 42
>> irq14: ata0 215 0
>> irq17: fwohci0 1 0
>> irq20: atapci1 102616 12
>> irq21: ohci0+ 2 0
>> irq22: nve0 ehci0 7594338 956
>> irq23: pcm0 41007 5
>> cpu0: timer 31752206 3999
>> Total 39838134 5018
>
> You don't appear to be using the em driver. Can you confirm?
>
> Kris
positive.
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