[ovirt-users] Ovirt & Ceph

[Yaniv Kaul]

On Sun, Dec 18, 2016 at 6:21 PM, Alessandro De Salvo <
Alessandro.DeSalvo at roma1.infn.it> wrote:

> Hi,
> having a 3-node ceph cluster is the bare minimum you can have to make it
> working, unless you want to have just a replica-2 mode, which is not safe.
>

How well does it perform?


> It's not true that ceph is not easy to configure, you might use very
> easily ceph-deploy, have puppet configuring it or even run it in
> containers. Using docker is in fact the easiest solution, it really
> requires 10 minutes to make a cluster up. I've tried it both with jewel
> (official containers) and kraken (custom containers), and it works pretty
> well.
>

This could be a great blog post in ovirt.org site - care to write something
describing the configuration and setup?
Y.


> The real problem is not creating and configuring a ceph cluster, but using
> it from ovirt, as it requires cinder, i.e. a minimal setup of openstack. We
> have it and it's working pretty well, but it requires some work. For your
> reference we have cinder running on an ovirt VM using gluster.
> Cheers,
>
>    Alessandro
>
> Il giorno 18 dic 2016, alle ore 17:07, Yaniv Kaul <ykaul at redhat.com> ha
> scritto:
>
>
>
> On Sun, Dec 18, 2016 at 3:29 PM, rajatjpatel <rajatjpatel at gmail.com>
> wrote:
>
>> ​Dear Team,
>>
>> We are using Ovirt 4.0 for POC what we are doing I want to check with all
>> Guru's Ovirt.
>>
>> We have 2 hp proliant dl 380 with 500GB SAS & 1TB *4 SAS Disk and 500GB
>> SSD.
>>
>> Waht we are done we have install ovirt hyp on these h/w and we have
>> physical server where we are running our manager for ovirt. For ovirt hyp
>> we are using only one 500GB of one HDD rest we have kept for ceph, so we
>> have 3 node as guest running on ovirt and for ceph. My question you all is
>> what I am doing is right or wrong.
>>
>
> I think Ceph requires a lot more resources than above. It's also a bit
> more challenging to configure. I would highly recommend a 3-node cluster
> with Gluster.
> Y.
>
>
>>
>> Regards
>> Rajat​
>>
>>
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>>
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