[Openstack] Problem with attaching disks to an instance

Shashank Sahni shredder12 at linuxers.org
Mon May 14 12:52:58 UTC 2012


Hi,

I set this option in the configuration files of both compute and 
controller. Restarted the service, but unfortunately same result.

Regards,
Shashank Sahni

On 05/14/2012 05:58 PM, Razique Mahroua wrote:
> Hi,
> do you have the flag iscsi_ip_prefix configured in your nova.conf ?
> Razique
>
>> Shashank Sahni <mailto:shredder12 at linuxers.org>
>> 14 mai 2012 14:22
>> Hi everyone,
>>
>> I'm trying to configure a multi-node installation. Here is a brief 
>> overview.
>>
>> 1) controller - api+network+scheduler+novnc+glance+keystone 
>> (nova.conf - http://paste.openstack.org/show/17470/)
>> 2) compute node (nova.conf - http://paste.openstack.org/show/17469)
>> 3) volume node(single)
>>
>> Compute and vnc are working fine. I'm able to create and delete 
>> volumes. Iscsi discovery from the compute nodes is working too. But 
>> when I try to attach a volume, the compute node tries to connect to 
>> the controller node instead of volume and hence crashes with the 
>> following error.
>>
>> 2012-05-14 17:32:13 TRACE nova.rpc.amqp ProcessExecutionError: 
>> Unexpected error while running command.
>> 2012-05-14 17:32:13 TRACE nova.rpc.amqp Command: sudo nova-rootwrap 
>> iscsiadm -m node -T iqn.2010-10.org.openstack:volume-00000003 -p 
>> controller:3260 --rescan
>> 2012-05-14 17:32:13 TRACE nova.rpc.amqp Exit code: 255
>> 2012-05-14 17:32:13 TRACE nova.rpc.amqp Stdout: ''
>> 2012-05-14 17:32:13 TRACE nova.rpc.amqp Stderr: 'iscsiadm: No portal 
>> found.\n'
>>
>> Any suggestions?
>>
>> Kind Regards,
>> Shashank Sahni
>> _______________________________________________
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>
> -- 
> Nuage & Co - Razique Mahroua
> razique.mahroua at gmail.com
>
>
>

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