[ovirt-users] Rebuilding my infra..

[Johan Bernhardsson]

You can't start the hosted engine storage bin anything less than replica 3 
without changing the installer scripts manually.

For the third it can be pretty much anything capable of running as an arbiter.

/Johan


On January 8, 2018 21:33:25 carl langlois <crl.langlois at gmail.com> wrote:

> I should have say replica 3+arbiter when adding the 3rd host.
>
> Yes i know that the documentation specified 3 hosts. But if i understand
> this is to make sure the system is always reliable and that make sense. But
> my questions is mainly is it possible to start with 2 nodes and had a 3rd
> one later..when i had the budget. If i am not mistaking Gluster can work
> with 2 nodes.
>
>
>
> On Mon, Jan 8, 2018 at 3:15 PM, Vinícius Ferrão <ferrao at if.ufrj.br> wrote:
>
>> If I’m not wrong GlusterFS in oVirt requires 3 hosts.
>>
>> Here’s the RHHI guide, it’s pretty much the same for oVirt:
>> https://access.redhat.com/documentation/en-us/red_hat_
>> hyperconverged_infrastructure/1.1/html/deploying_red_hat_
>> hyperconverged_infrastructure/
>>
>> > On 8 Jan 2018, at 18:10, carl langlois <crl.langlois at gmail.com> wrote:
>> >
>> > Hi all
>> >
>> > After screwing my infra with the update to 4.2 (probably a bad
>> manipulation), i am planning a rebuild of the entire infra. First i want to
>> replace my NFS storage with a glusterfs storage. All documentation tell me
>> that i need 3 hosts.. but for the moment i only have 2 but planning to had
>> more later.
>> >
>> > So does it make sense to start with 2 hosts and use glusterfs as the
>> storage domain(lets says with a replicate of two with all its limitations).
>> > If it make sense,
>> > 1- what is the best way to do it.
>> > 2- how hard will it be to had the 3rd host when available and make it
>> replica 2+arbiter.
>> >
>> > Also in a setup where i have 3 hosts (replica 2+arbiter) does all the 3
>> hosts can run users vm?
>> >
>> > Thanks for your inputs.
>> >
>> > Carl
>> >
>> > _______________________________________________
>> > Users mailing list
>> > Users at ovirt.org
>> > http://lists.ovirt.org/mailman/listinfo/users
>>
>>
>
>
>
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