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From Andrija Panic <andrija.pa...@gmail.com>
Subject Re: Unable to add Ceph KVM node in cloudstack
Date Fri, 11 Sep 2015 08:24:21 GMT
RBD for KVM comes out of the box for Ubuntu 14.x (perhaps also 12.x) - not
with CentOS6, and not sure really about CentOS7 (probably not also...)

On 11 September 2015 at 09:53, Vadim Kimlaychuk <vadim@kickcloud.net> wrote:

> For KVM hosts RBD comes "out of the box" with libvirt. For XenServer Ceph
> (RBD) storage type is not yet implemented. I would say it is very
> hypervisor-specific and does not depend much from Cloudstack.
>
> Regards,
>
> Vadim.
>
>
> On 2015-09-11 08:55, Shetty, Pradeep wrote:
>
> I have one question:
>>
>> Is ceph rbd protocol supported by default on libvirt version
>> 0.10.2-54.el6.x86_64 OR do we need to compile libvirt to support rbd within
>> cloudstack.
>>
>> Regards,
>> Pradeep
>>
>> -----Original Message-----
>> From: Vadim Kimlaychuk [mailto:vadim@kickcloud.net]
>> Sent: 09 September 2015 12:07
>> To: users@cloudstack.apache.org
>> Cc: Shetty, Pradeep
>> Subject: RE: Unable to add Ceph KVM node in cloudstack
>>
>> Pradeep,
>>
>> I have installed CS 4.2 with Ceph storage successfully around year ago.
>> There were no problem with configuration except the fact that you can't
>> configure RBD storage as primary storage during Zone set-up.
>> It must be NFS.
>> After Zone is set-up and running you may add another primary storage and
>> there you have list of choices where RBD type is present.
>> After RBD is added you may assign this as default storage for particular
>> cluster assuming that each cluster has its own primary storage.
>>
>> PS. I have also used Ceph object gateway to connect secondary storage. It
>> works as expected. It would be nice to know which way are you going to
>> integrate Ceph into CS?
>>
>> Vadim.
>>
>> On 2015-09-09 08:09, Shetty, Pradeep wrote:
>>
>> Please share steps for adding ceph RBD as primary storage using KVM
>>> hypervisor in cloudstack.
>>>
>>> We are well aware of the best practices/recommendations for cloudstack.
>>>
>>> Regards,
>>> Pradeep
>>>
>>> -----Original Message-----
>>> From: Vadim Kimlaychuk [mailto:vadim@kickcloud.net]
>>> Sent: 08 September 2015 12:14
>>> To: users@cloudstack.apache.org
>>> Subject: RE: Unable to add Ceph KVM node in cloudstack
>>>
>>> Pradeep,
>>>
>>> From documentation :
>>> Warning -- It is NOT recommended to run services on this host not
>>> controlled by CloudStack.
>>>
>>> Good practice -- KVM host must be virgin-clean.
>>>
>>> Vadim.
>>>
>>> On 2015-09-08 09:14, Shetty, Pradeep wrote:
>>>
>>> Hello Vadim,
>>>
>>> We have followed the same guide and using OVS version 2.3.2 .
>>>
>>> Ceph storage cluster is running on same KVM hypervisor and it fails
>>> when adding to cloudstack.
>>>
>>> Regards,
>>> Pradeep
>>>
>>> -----Original Message-----
>>> From: Vadim Kimlaychuk [mailto:vadim@kickcloud.net]
>>> Sent: 08 September 2015 11:34
>>> To: users@cloudstack.apache.org
>>> Cc: Shetty, Pradeep
>>> Subject: Re: Unable to add Ceph KVM node in cloudstack
>>>
>>> Hello Shetty,
>>>
>>> It seems you agent or libvirt configuration is wrong. Please, specify
>>> also do you use OVS or Linux bridge?
>>> Did you follow this guide?
>>> http://cloudstack-installation.readthedocs.org/en/latest/hypervisor/kv
>>> [1]
>>> [1 [1]]
>>> m.html
>>> [1 [2]]
>>>
>>> Regards,
>>>
>>> Vadim
>>>
>>> On 2015-09-08 08:18, Shetty, Pradeep wrote:
>>>
>>> Hello Folks,
>>>
>>> We are working on ceph(hammer, 0.94.3) implementation on kvm
>>> hypervisor(centos 6.5) which will be integrated on cloudstack(4.4.2),
>>>
>>> --- Single KVM node( OS- CentOS 6.5, libvirt-0.10.2-54.el6.x86_64,
>>> openvswitch 2.3.2) + ceph hammer, cluster health is Ok.
>>>
>>> We are unable to add the KVM host(new cluster) in cloudstack in an
>>> existing zone, below is the error log.
>>>
>>> ----> agent log-- libvirt: XML-RPC error : Cannot write data: Broken
>>> pipe
>>> 03/09/2015 13:13:15 4882 jsvc.exec error: Service exit with a return
>>> value of 143
>>>
>>> Please let us know the exact steps to add Ceph KVM host to cloudstack.
>>>
>>> Thanks,
>>> Pradeep
>>>
>>
>> Links:
>> ------
>> [1]
>>
>>
>> http://cloudstack-installation.readthedocs.org/en/latest/hypervisor/kvm.html
>> [2]
>> [2 [2]]
>>
>> Links:
>> ------
>> [1]
>> http://cloudstack-installation.readthedocs.org/en/latest/hypervisor/kv
>> [1]
>> [2]
>>
>> http://cloudstack-installation.readthedocs.org/en/latest/hypervisor/kvm.html
>> [2]
>>
>
>
>
> Links:
> ------
> [1] http://cloudstack-installation.readthedocs.org/en/latest/hypervisor/kv
> [2]
> http://cloudstack-installation.readthedocs.org/en/latest/hypervisor/kvm.html
>



-- 

Andrija Panić

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