What OS image can I use for Docker Swarm in Magnum?
Sean Mooney
smooney at redhat.com
Wed Aug 25 13:50:08 UTC 2021
On Wed, 2021-08-25 at 17:57 +0500, Ammad Syed wrote:
> Hi Paolo,
>
> As far as I know, swarm clusters are unmaintained since 3 or 4 years. So it
> won't work as expected.
>
> Most of the magnum users are using kubernetes therefore its maintained.
>
> For kubernetes clusters you can use fedora CoreOS 32. It works perfectly
> fine.
fedora 32 is no longer reciving any security or package updates as its EOL
if you do base you deployment on fedora core os i would suggest using a more recent version.
im not sure if will work with magnuma but i dont think we really should recommend using an unsupported
OS for any new deployments.
keep im mind that fedroa support policy is 2 release +1 month for hte base os.
that tipically means its only supported for 13 months
fedora 32 becamue EOL on 2021-05-25 3 months ago
ideally if you are using fedora core os you would start form the most recent release and subscipe to t the stabel update
stream https://docs.fedoraproject.org/en-US/fedora-coreos/update-streams/
the cloud image can be retrived here https://getfedora.org/coreos/download?tab=cloud_operators&stream=stable
and the general openstack instuction are found here https://docs.fedoraproject.org/en-US/fedora-coreos/provisioning-openstack/
thse are really not targeted at magnum but rater makeing fedora core os avaiabel for other vms however you likely should
use those images if they are compatibale with magnum.
>
> You can use below link for installation.
>
> https://www.server-world.info/en/note?os=Ubuntu_20.04&p=openstack_victoria4&f=10
>
> Ammad
>
> On Wed, Aug 25, 2021 at 5:25 PM Paolo Celati <paolo at celati.com> wrote:
>
> > Hi,
> >
> > I'm looking to set up Docker Swarm using Openstack Magnum and I
> > noticed the user guide for magnum lists only Fedora Atomic as
> > supported. If I'm not mistaken though Atomic has been discontinued for
> > a while now, so I'm wondering what you use for this use case. Can I use
> > Fedora CoreOS instead, and if so are there any gotchas I should know as
> > a first time Magnum user?
> >
> >
> > Thanks in advance,
> >
> > Paolo
> >
> >
>
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