[lxc-users] Attach a lxc container to an existing cgroup ?

[Serge Hallyn]

Yes it's global.

I think a patch introducing 'lxc.cgroup.use' into the container
configuration file, where 'lxc.cgroup.use = /lxc/dev1' would mean
use that cgroup (not a pattern) might be good.

-serge

Quoting Sébastien Kurtzemann (fai.ml at kurtzemann.fr):
> lxc.cgroup.pattern is a global directive, no ?
> 
> I can't define it per container ?
> so it's not possible to set "custo1.dev" container into /custo1 cgroup
> and "custo2.dev" into another /custo2 cgroup
> 
> 
> 2014-03-20 0:42 GMT+01:00 Serge Hallyn <serge.hallyn at ubuntu.com>:
> > Quoting Sébastien Kurtzemann (fai.ml at kurtzemann.fr):
> >> Hi all,
> >>
> >> My idea is to create a "parent" cgroup which defined customer's
> >> ressources like cpu, mem, ...
> >> For example I've a cgroup called "customer1" on the subsystem "cpuset"
> >> on which I pin the first cpu (cpuset.cpus = 1)
> >>
> >> In this "parent" cgroup I wanted 3 containers which represent customer
> >> environments (dev, preprod, prod)
> >> Each environements has specific ressources (dev 20% cpu, preprod 20%, prod 60%)
> >>
> >> Can we attach these new containers to the existing "parent" cgroup ?
> >
> > You can set
> >
> >         lxc.cgroup.pattern = /customer/dev/%n
> >
> > which will put the container into /customer/dev/$name
> >
> > -serge
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