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SubjectRe: [GIT PULL] kdbus for 4.1-rc1
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On Wed, 2015-04-15 at 16:48 +0200, Michal Schmidt wrote:
> On 04/15/2015 09:31 AM, Mike Galbraith wrote:
> > it seems [systemd] has now mandated group scheduling.
>
> What makes you think so? Was it the fact that by default you have a
> populated /sys/fs/cgroup/cpu/ hierarchy? This is either because some
> unit requests the use of the cpu controller using one of the CPU*=
> directives from systemd.resource-control(5), or (perhaps more likely)
> because there is a privileged unit with Delegate=yes. The most likely
> candidate is user@0.service, and so you could try preventing it from
> starting:
> systemctl mask user@0.service

BTW, asking it to symlink it's disabled service to /dev/null, did
indeed convince it to stop running said disabled service.

> Note that systemd still works without group scheduling or any cgroup
> subsystems enabled in the kernel:
>
> $ grep GROUP .config
> CONFIG_CGROUPS=y

Yup. CONFIG_CGROUPS=y all by itself isn't useless either, as that
allows the user to use his box for something other than a doorstop.

Hohum, 'nuff of that ;-)

Thanks for the hint, it seems a tad dainbramaged, but it works.

-Mike


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