Extremely high interrupt count / load on recent CURRENT
Scott Long
scottl at samsco.org
Fri Jul 27 19:02:29 UTC 2007
Can you try removing drivers one at time until it goes away? Also,
what kind of machine is this?
Scott
Rink Springer wrote:
> Hi everyone,
>
> Since my last csup, I'm encountering very high interrupt counts (and
> thus, a high associated interrupt load) on my workstation.
>
> vmstat -i reports:
>
> interrupt total rate
> irq1: atkbd0 26087 1
> irq14: ata0 58 0
> irq16: emu10kx0 1051388503 78968
> irq17: nvidia0+ 1189799 89
> irq20: ohci0 16596 1
> irq21: ehci0 1 0
> irq22: atapci1 1387849 104
> irq23: atapci2 905538 68
> irq24: arcmsr0 176404 13
> irq27: isp0 85 0
> irq28: bge0 37642180 2827
> cpu0: timer 26627670 1999
> cpu1: timer 26595670 1997
> Total 1145956440 86071
>
> The problem is, when I remove the snd_emu10kx driver (I load it as a
> module in loader(8)), then irq28: bge0 starts to exhibit the same
> pattern, generating thousands of interrupts.
>
> My kernel is GENERIC + ULE - WITNESS, but the problem also
> occured using plain GENERIC. dmesg is available at
> http://rink.nu/tmp/dmesg-pitchfork.txt
>
> Can anyone help me track this down?
>
> Regards,
>
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