Which replica controllers fight for the same pod, there?

Looking at the yamls, I don't see it :-/

On Thursday, August 3, 2017, <rgoncal...@gmail.com> wrote:

> On Wednesday, August 2, 2017 at 3:35:45 PM UTC+1, Rodrigo Campos wrote:
> > On Wednesday, August 2, 2017,  <rgonc...@gmail.com <javascript:;>>
> wrote:
> > Hi Rodrigo. Thanks for answering.
> >
> >
> >
> > Yes, you're right. I should not talk about the containers but pods.. let
> me give another example to clarify. Suppose we have the following resources:
> >
> >
> >
> > ----------------POD
> >
> > apiVersion: v1
> >
> > kind: Pod
> >
> > metadata:
> >
> >   labels:
> >
> >     a: "1"
> >
> >   name: sample-pod
> >
> > spec:
> >
> >   containers:
> >
> >     - name: sample-test-pod
> >
> >    ...
> >
> > -------------RC
> >
> > apiVersion: v1
> >
> > kind: ReplicationController
> >
> > metadata:
> >
> >   name: sample-rc1
> >
> > spec:
> >
> >   replicas: 1
> >
> >   selector:
> >
> >     a: "1"
> >
> >   ...
> >
> > ----------
> >
> >
> >
> > After creating this two resources we have one single pod (sample-rc1
> "adopts" existing pod...nice). But, if we create another replication
> controller with the same selector, changing only the rc name (ex.
> sample-rc2), another pod is launched. Didn't expect this second pod
> instance...
> >
> >
> > Hmm, are you sure that is going to happen? If both RCs fight for their
> resources, it might even be unstable for a while but for sure not 2
> containers when there should be only 1.
>
> Yes, I'm sure... I've verified it with kubernetes 1.5.2 and 1.7.2.
> >
> >
> >
> >
> >
> > I know my scenario does not make much sense. However, in the tutorial
> mentioned above this
> >
> >
> >
> > Didn't see any tutorial. Can you please be more specific? :)
>
> https://github.com/kubernetes/examples/tree/master/staging/storage/redis
> >
> > happens and it's usage is at least reasonable.
> >
> >
> >
> > Having two RCs fight for their resources is not reasonable. I really
> doubt this is not a typo or something. Would be really weird.
>
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