[one-users] iSCSI problems

Jaime Melis jmelis at opennebula.org
Tue Apr 29 08:46:47 PDT 2014


Right, can you write to that mountpoint as oneadmin? I believe you are
missing a chown -R. If oneadmin cannot write to that mountpoint OpenNebula
will fail.


On Tue, Apr 29, 2014 at 5:45 PM, Christophe Duez <
christophe.duez at student.uantwerpen.be> wrote:

> this is the error in /var/log/one/oned.log
> http://pastebin.com/tAwQhgTi
>
>
> On Tue, Apr 29, 2014 at 4:42 PM, Christophe Duez <
> christophe.duez at student.uantwerpen.be> wrote:
>
>> Sorry,
>> I have 3 servers for my disposal. One is running opennebula (frontend)
>> the other 2 are nodes that will run the VM's.
>> I also have a Synology NAS that provide iSCSI targets.
>> I mounted the targets in my fronted (/etc/fstab => /dev/sdc
>> /var/lib/one//datastores/106 ext4 _netdev 0 0)
>> In the sunstone interface I can see the correct volume of the datastore.
>>
>> So far so good.
>> But when I want to upload a Image, CD or create an empty datablock I get
>> the permission denied error.
>>
>>
>>
>>
>>
>>
>> On Tue, Apr 29, 2014 at 3:02 PM, Jaime Melis <jmelis at opennebula.org>wrote:
>>
>>>  Can you please provide more information?
>>>
>>>  Where will you mount this iSCSI target? in what server (frontend or a
>>> node)? Or more generally, what exactly do you want to use iSCSI  target for?
>>>
>>>
>>> On Tue, Apr 29, 2014 at 2:58 PM, Christophe Duez <
>>> christophe.duez at student.uantwerpen.be> wrote:
>>>
>>>> Hello,
>>>> I thought it would be possible to add an iSCSI target to my server that
>>>> is running OpenNebula.
>>>> Than OpenNebula would see this target as a normal disc and could use it
>>>> without any problems...
>>>> but that is not possible then?
>>>>
>>>>
>>>>  On Tue, Apr 29, 2014 at 11:39 AM, Jaime Melis <jmelis at opennebula.org>wrote:
>>>>
>>>>>  Christophe,
>>>>>
>>>>>  when you say iscsi, do you mean the addon-iscsi? in that case you
>>>>> should follow this guide:
>>>>> https://github.com/OpenNebula/addon-iscsi#configuring-iscsi-datastores
>>>>>  and set properly DS_MAD and TM_MAD. From the base64 encoded error I
>>>>> can see this:
>>>>>
>>>>>          <DS_MAD>fs</DS_MAD>
>>>>>         <TM_MAD>shared</TM_MAD>
>>>>>
>>>>>  which is not what you want.
>>>>>
>>>>>  cheers,
>>>>> Jaime
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>   On Sun, Apr 27, 2014 at 7:05 PM, Christophe Duez <
>>>>> christophe.duez at student.uantwerpen.be> wrote:
>>>>>
>>>>>>   Hello,
>>>>>> when I try to upload an image to my iSCSI datastore it fails and I
>>>>>> dont know why.
>>>>>> can anyone help me please?
>>>>>> var/log/one/oned.log error <http://pastebin.com/xVX0N6UU>
>>>>>>
>>>>>>  thank you
>>>>>>
>>>>>>  C. Duez
>>>>>>
>>>>>>   _______________________________________________
>>>>>> Users mailing list
>>>>>> Users at lists.opennebula.org
>>>>>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>>  --
>>>>>  Jaime Melis
>>>>> Project Engineer
>>>>> OpenNebula - Flexible Enterprise Cloud Made Simple
>>>>> www.OpenNebula.org | jmelis at opennebula.org
>>>>>
>>>>
>>>>
>>>>
>>>>  --
>>>> Kind regards,
>>>> Duez Christophe
>>>> Student at University of Antwerp :
>>>> Master of Industrial Sciences: Electronics-ICT
>>>>
>>>> E christophe.duez at student.uantwperen.be
>>>> L linkedin duez-christophe<http://www.linkedin.com/pub/duez-christophe/74/7/39>
>>>>
>>>> _______________________________________________
>>>> Users mailing list
>>>> Users at lists.opennebula.org
>>>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>>>
>>>>
>>>
>>>
>>>  --
>>>  Jaime Melis
>>> Project Engineer
>>> OpenNebula - Flexible Enterprise Cloud Made Simple
>>> www.OpenNebula.org | jmelis at opennebula.org
>>>
>>
>>
>>
>> --
>> Kind regards,
>> Duez Christophe
>> Student at University of Antwerp :
>> Master of Industrial Sciences: Electronics-ICT
>>
>> E christophe.duez at student.uantwperen.be
>> L linkedin duez-christophe<http://www.linkedin.com/pub/duez-christophe/74/7/39>
>>
>
>
>
> --
> Kind regards,
> Duez Christophe
> Student at University of Antwerp :
> Master of Industrial Sciences: Electronics-ICT
>
> E christophe.duez at student.uantwperen.be
> L linkedin duez-christophe<http://www.linkedin.com/pub/duez-christophe/74/7/39>
>
> _______________________________________________
> Users mailing list
> Users at lists.opennebula.org
> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>
>


-- 
Jaime Melis
Project Engineer
OpenNebula - Flexible Enterprise Cloud Made Simple
www.OpenNebula.org | jmelis at opennebula.org
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