[ClusterLabs] Sub-clusters / super-clusters?
Antony.Stone at ha.open.source.it
Mon May 10 08:52:22 EDT 2021
On Monday 10 May 2021 at 14:41:37, Klaus Wenninger wrote:
> On 5/10/21 2:32 PM, Antony Stone wrote:
> > Hi.
> > I'm using corosync 3.0.1 and pacemaker 2.0.1, currently in the following
> > way:
> > I have two separate clusters of three machines each, one in a data centre
> > in city A, and one in a data centre in city B.
> > Several of the resources being managed by these clusters are based on
> > floating IP addresses, which are tied to the data centre, therefore the
> > resources in city A can run on any of the three machines there (alfa,
> > bravo and charlie), but cannot run on any machine in city B (delta, echo
> > and foxtrot).
> > I now have a need to create a couple of additional resources which can
> > operate from anywhere, so I'm wondering if there is a way to configure
> > corosync / pacemaker so that:
> > Machines alfa, bravo, charlie live in city A and manage resources X, Y
> > and Z between them.
> > Machines delta, echo and foxtrot live in city B and manage resources U, V
> > and W between them.
> > All of alpha to foxtrot are also in a "super-cluster" managing resources
> > P and Q, so these two can be running on any of the 6 machines.
> > I hope the question is clear. Is there an answer :) ?
> Sounds like a use-case for https://github.com/ClusterLabs/booth
Interesting - hadn't come across that feature before.
Thanks - I'll look into further documentation.
If anyone else has any other suggestions I'm happy to see whether something
else might work better for my setup.
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