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Oh yah true!
not sure “conductors” exist yet for Cinder, meaning meanwhile, every node needs a direct access to the database
glad to hear it’s working :)

On 08 Nov 2013, at 08:53, Guilherme Russi <luisguilherme.cr at gmail.com> wrote:

> 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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