[PVE-User] 2 node cluster

Rutger Verhoeven rutger.verhoeven at gmail.com
Wed Sep 16 20:48:51 CEST 2020


Thnx for this explanation!

On Tue, Sep 15, 2020, 12:51 Ivan Dimitrov <hipantcii at gmail.com> wrote:

> Hi,
>
> It is possible but not recommended ;)
> Option 1 is to use a Raspberry Pi or something similar to create a 3-rd
> node in the cluster.
> Option 2 I have the same setup and requirements as you so here is what I am
> doing - assign the "master" node 2 votes and expect a total of 3. In this
> case you always have quorum.
> You can do this by:
> - follow the guidelines in ProxMox wiki how to edit the corosync
> configuration (stop the services, etc.)
> - edit the configuration
> - bump the configuration version
> - restart the services
>
> Of course this is not supported and you should be careful with the VM ids
> on both nodes but for homelab it works perfectly.
>
> With Best Regards,
> Ivan Dimitrov
>
>
> On Sun, 30 Aug 2020 at 18:30, tinfoil-hat via pve-user <
> pve-user at lists.proxmox.com> wrote:
>
> >
> >
> >
> > ---------- Forwarded message ----------
> > From: tinfoil-hat <list-sub at tinfoil-hat.net>
> > To: pve-user at pve.proxmox.com
> > Cc:
> > Bcc:
> > Date: Sun, 30 Aug 2020 18:24:58 +0200
> > Subject: 2 node cluster
> > Hi Folks,
> >
> > I wanted to ask if it's possible and a proper solution to create a 2 node
> > cluster with one noede powered off and just use as fallback when the
> other
> > node needs maintainance. It's just a small home environment, but I plan
> to
> > deploy a pfsense solution and a local dns / dhcp ldap and monitoring. So
> I
> > wouldn't be able to access the Internet when I need to maintain the main
> > host. So I tought, I cramp up an old desktop pc which will serve as
> > fallback, that gets powered on, when I need to migrate my virtualised
> > infrastructure. I am open to alternative suggestions. I would like to do
> it
> > to teach myself in compsci, and I figured the best way was to adopt my
> > homenetwork. I don't have other persons relying on the network, so I
> would
> > just need to eat my own brewn soup.
> >
> >
> >
> > ---------- Forwarded message ----------
> > From: tinfoil-hat via pve-user <pve-user at lists.proxmox.com>
> > To: pve-user at pve.proxmox.com
> > Cc: tinfoil-hat <list-sub at tinfoil-hat.net>
> > Bcc:
> > Date: Sun, 30 Aug 2020 18:24:58 +0200
> > Subject: [PVE-User] 2 node cluster
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> >
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