[PVE-User] PVE Cluster and /etc/hosts.conf

[Thomas Lamprecht]

On 09/18/2017 11:12 PM, lemonnierk at ulrar.net wrote:
> Unfortunatly proxmox doesn't really use that for everything, it uses the
> machines hostnames and you can't do anything about it.
> 
> If you do something like pvecm add pve01 -ring0addr 10.1.1.XX you can
> force corosync to use your local network, but if your hostnames resolve
> to public IPs, VM migration and stuff like that will use that anyway.
> 

There's /etc/pve/datacenter.cfg with its migration property, you can set an
IP for the external migration network (gets used for storage replication too
then).

> It would be great to have an option to make proxmox use something else
> than the hostname, but as far as I know there is no real way around it
> for now.
> 

man datacenter.cfg

cheers,
Thomas

> On Mon, Sep 18, 2017 at 05:34:47PM -0300, Gilberto Nunes wrote:
>> Hi guys...
>>
>> I always do, as good practices, adjust the /etc/hosts.conf, in order to
>> resolve the internal IP to the machine name, when creating a cluster.
>> So, I puted this in /etc/hosts.conf in each node:
>>
>> 127.0.0.1   localhost
>> 10.1.1.10 pve01 pvelocalhost
>> 10.1.1.20 pve02
>> 10.1.1.30 pve03
>>
>> just altering the pvelocalhost according to the node...
>>
>> Now, when I add the node to the cluster, I refer to the name of that
>> "primary" node, such this:
>>
>> pvecm add pve01
>>
>> Is this correct???
>>
>> P.S.: I just acted like this, because I believe that to make a private
>> network between the servers, do the cluster more reliable than make all
>> traffic from clusters node concurrer with LAN traffic...
>>
>> Thanks anyway
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