Re: Kworker with high cpu usage (~80%)

From	Alexandre Vicenzi <vicenzi.alexandre@gmail.com>
Newsgroups	linux.kernel
Subject	Re: Kworker with high cpu usage (~80%)
Date	2017-02-03 02:30 +0100
Message-ID	<t6ARj-3hn-13@gated-at.bofh.it> (permalink)
References	<t1aE9-3NW-11@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Hi,

Any ideas?

Regards,

Alexandre Vicenzi

2017-01-19 0:13 GMT-02:00 Alexandre Vicenzi <vicenzi.alexandre@gmail.com>:
> Hello,
>
> It has been a while that I noticed that kworker/0:1 eats a lot of CPU
> on my computer, about ~80%.
>
> I never found the real problem, but googling the solution was to
> disable some GPE interrupt, in my case it is
> /sys/firmware/acpi/interrupts/gpe13.
>
> This is a dirty solution, actually, it hides the problem I think. I
> have no idea what is the real problem and I would like to understand
> what is.
>
> I'm using kernel 4.9.0-2 now, but it was present on older versions
> too. I'm running OpenSuse on a Samsung laptop (Intel i5 3rd gen).
>
> If someone could point me in the right direction I'll be happy to
> share more info.
>
> Regards,
>
> Alexandre Vicenzi

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Re: Kworker with high cpu usage (~80%) Alexandre Vicenzi <vicenzi.alexandre@gmail.com> - 2017-02-03 02:30 +0100

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