Lots of kworkers

[Colin Law]

On 17 March 2018 at 08:20, Volker Wysk <post at volker-wysk.de> wrote:

> Hi
>
> Every few days, I get a lot of kworkers (some 50) in the process list. The
> hard disk clatters all the time. From the web I've found that those are
> kernel threads. Since I have an SSD (apart from the harddisk, set up as a
> cache for the HD), this doesn't make my system unresponsive. But still...
>
> What's going on here? And how to get rid of all  those kworkers?
>

I do remember some bugs that caused lots of kworkers to appear. Which
version of Ubuntu are you using?  The hard disk should not be clattering
all the time when you are not doing anything.  Have you checked that you
are not running out of RAM and so using Swap memory?

Colin
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