[Pacemaker] Suggestions for managing HA of containers from within a Pacemaker container?

Digimer lists at alteeve.ca
Wed Feb 25 21:51:15 UTC 2015


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On 25/02/15 04:45 PM, David Vossel wrote:
> 
> 
> ----- Original Message -----
>> Pacemaker as a scheduler in Mesos or Kubernates does sound like a
>> very interesting idea. Packaging corosync into super privileged
>> containers still doesn't make too much sense to me. What's the
>> reason in isolating something and then giving it all permissions
>> on a host machine?
> 
> because soon everything will run in containers. Take a look at rhel
> atomic and the stuff coreos is doing. The only way pacemaker will
> exist on those distributions is if it lives in a super privileged
> container.

If I can respectfully disagree, or at least provide a different opinion;

I'm old enough to have seen many supposed "game changers" come and go.
Maybe containers will be different, but to simply assume so at this
stage and to base the future development of HA software on that
assumption seems ... risky.

I think there is an argument for supporting containers, sure, but not
to base plans on the assumption that they will become the be-all and
end-all.

- -- 
Digimer
Papers and Projects: https://alteeve.ca/w/
What if the cure for cancer is trapped in the mind of a person without
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