Re: ksoftirqd uses 99% CPU triggered by network traffic

[Francois Romieu]

H?ctor Mart?n <hector@xxxxxxxxxxxxxx> :
[...]
> Interrupt 9 is surely busy, no USB hardware plugged in just in case you're
> wondering, and normally (while not using eth2) interrupt 9 is rock solid
> (i.e. I doubt ACPI interrupts at all during normal use unless e.g. the power
> button is pressed.)

At 60 kirq/s without any network traffic, you may disable acpi then usb
and eventually poke your nose in the bios setup first. No joke.

--
Ueimor
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