Re: [ceph-users] process stuck in D state on cephfs kernel mount

2019-01-21 Thread Brad Hubbard
http://www.brendangregg.com/blog/2017-08-08/linux-load-averages.html
should still be current enough and makes good reading on the subject.

On Mon, Jan 21, 2019 at 8:46 PM Stijn De Weirdt  wrote:
>
> hi marc,
>
> > - how to prevent the D state process to accumulate so much load?
> you can't. in linux, uninterruptable tasks themself count as "load",
> this does not mean you eg ran out of cpu resources.
>
> stijn
>
> >
> > Thanks,
> >
> >
> >
> >
> >
> > ___
> > ceph-users mailing list
> > ceph-users@lists.ceph.com
> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
> >
> ___
> ceph-users mailing list
> ceph-users@lists.ceph.com
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com



-- 
Cheers,
Brad
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Re: [ceph-users] process stuck in D state on cephfs kernel mount

2019-01-21 Thread Stijn De Weirdt
hi marc,

> - how to prevent the D state process to accumulate so much load?
you can't. in linux, uninterruptable tasks themself count as "load",
this does not mean you eg ran out of cpu resources.

stijn

> 
> Thanks,
> 
> 
> 
> 
> 
> ___
> ceph-users mailing list
> ceph-users@lists.ceph.com
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
> 
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