Lots of kworkers

[Volker Wysk]

Am Samstag, 17. März 2018, 08:56:22 CET schrieb 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. 

Kernel bugs?

> Which
> version of Ubuntu are you using?  

Kubuntu 16.04.3

> 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?

Good point. I've checked now. About half of my 8 GB are in use, no swap. At present, the problem is absent. I'll check again, when it happens again.

Bye
Volker