[Openstack] Multiples storages

Guilherme Russi luisguilherme.cr at gmail.com
Fri Nov 8 16:53:06 UTC 2013


Hello again Razique, I've found the problem, I need to add the grants on
the mysql to my another IP. Now it's working really good :D
I've found this link too if someone needs:
http://docs.openstack.org/admin-guide-cloud/content//managing-volumes.html

Thank you so much, and if you need me just let me know.

Best regards.

Guilherme.



2013/11/8 Guilherme Russi <luisguilherme.cr at gmail.com>

> Hello Razique, I got a couple of doubts, do you know if I need to do
> something else that's is not on the link you sent me? I'm asking because I
> followed the configuration but it's not working, here is what I get: I've
> installed the cinder-volume at the second computer that have the HD, and
> I've changed it's cinder.conf. I've changed too the master's cinder.conf
> like is following:
>
>
> [DEFAULT]
> rootwrap_config = /etc/cinder/rootwrap.conf
> sql_connection = mysql://cinder:password@localhost/cinder
> api_paste_confg = /etc/cinder/api-paste.ini
> #iscsi_helper=iscsiadm
> #iscsi_helper = ietadm
> iscsi_helper = tgtadm
> volume_name_template = volume-%s
> #volume_group = cinder-volumes
> verbose = True
> auth_strategy = keystone
> iscsi_ip_address = 192.168.3.1
> scheduler_driver=cinder.scheduler.filter_scheduler.FilterScheduler
>
> # Rabbit authorization
> rabbit_host = localhost
> rabbit_port = 5672
> rabbit_hosts = $rabbit_host:$rabbit_port
> rabbit_use_ssl = false
> rabbit_userid = guest
> rabbit_password = password
> #rabbit_virtual_host = /nova
>
> state_path = /var/lib/cinder
> lock_path = /var/lock/cinder
> volumes_dir = /var/lib/cinder/volumes
> #rpc_backend = cinder.rpc.impl_kombu
>
> enabled_backends=orion-1,orion-4
> [orion-1]
> volume_group=cinder-volumes
> volume_driver=cinder.volume.drivers.lvm.LVMISCSIDriver
> volume_backend_name=LVM_iSCSI
> [orion-4]
> volume_group=cinder-volumes-2
> volume_driver=cinder.volume.drivers.lvm.LVMISCSIDriver
> volume_backend_name=LVM_iSCSI
>
> The cinder.conf on the second computer is like this but the IPs are
> changed with the controller IP (It has the cinder-api), and when I run
> service cinder-volume restart at the second computer it's status is
> stop/waiting.
>
> Any ideas?
>
> Thanks :)
>
>
> 2013/11/8 Razique Mahroua <razique.mahroua at gmail.com>
>
>> sure :)
>>
>> On 08 Nov 2013, at 05:39, Guilherme Russi <luisguilherme.cr at gmail.com>
>> wrote:
>>
>> Oh great! I'll try here and send you the results.
>>
>> Very thanks :)
>>
>>
>> 2013/11/8 Razique Mahroua <razique.mahroua at gmail.com>
>>
>>> If I’m not mistaken, you only need to install the “cinder-volume’
>>> service that will update its status to your main node
>>> :)
>>>
>>> On 08 Nov 2013, at 05:34, Guilherme Russi <luisguilherme.cr at gmail.com>
>>> wrote:
>>>
>>> Great! I was reading the link and I have one question, do I need to
>>> install cinder at the other computer too?
>>>
>>> Thanks :)
>>>
>>>
>>> 2013/11/8 Razique Mahroua <razique.mahroua at gmail.com>
>>>
>>>> Ok in that case, with Grizzly you can use the “multi-backends” feature:
>>>> https://wiki.openstack.org/wiki/Cinder-multi-backend
>>>>
>>>> and that should do it :)
>>>>
>>>> On 08 Nov 2013, at 05:29, Guilherme Russi <luisguilherme.cr at gmail.com>
>>>> wrote:
>>>>
>>>> It is a hard disk, my scenario is one Controller (where I have my
>>>> storage cinder and my network quantum) and four compute nodes.
>>>>
>>>>
>>>> 2013/11/8 Razique Mahroua <razique.mahroua at gmail.com>
>>>>
>>>>> ok !
>>>>> what is your actual Cinder backend? Is it a hard disk, a SAN, a
>>>>> network volume, etc…
>>>>>
>>>>> On 08 Nov 2013, at 05:20, Guilherme Russi <luisguilherme.cr at gmail.com>
>>>>> wrote:
>>>>>
>>>>> Hi Razique, thank you for answering, I want to expand my cinder
>>>>> storage, is it the block storage? I'll use the storage to allow VMs to have
>>>>> more hard disk space.
>>>>>
>>>>> Regards.
>>>>>
>>>>> Guilherme.
>>>>>
>>>>>
>>>>>
>>>>> 2013/11/8 Razique Mahroua <razique.mahroua at gmail.com>
>>>>>
>>>>>> Hi Guilherme !
>>>>>> Which storage do you precisely want to expand?
>>>>>>
>>>>>> Regards,
>>>>>> Razique
>>>>>>
>>>>>>
>>>>>> On 08 Nov 2013, at 04:52, Guilherme Russi <luisguilherme.cr at gmail.com>
>>>>>> wrote:
>>>>>>
>>>>>> > Hello guys, I have a Grizzly deployment running fine with 5 nodes,
>>>>>> and I want to add more storage on it. My question is, can I install a new
>>>>>> HD on another computer thats not the controller and link this HD with my
>>>>>> cinder that it can be a storage too?
>>>>>> > The computer I will install my new HD is at the same network as my
>>>>>> cloud is. I'm asking because I haven't seen a question like that here. Does
>>>>>> anybody knows how to do that? Have a clue? Any help is welcome.
>>>>>> >
>>>>>> > Thank you all.
>>>>>> >
>>>>>> > Best regards.
>>>>>> > _______________________________________________
>>>>>> > Mailing list:
>>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
>>>>>> > Post to     : openstack at lists.openstack.org
>>>>>> > Unsubscribe :
>>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>>
>>>
>>
>>
>
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