openstack team mailing list archive

[Shashank Sahni <shredder12@xxxxxxxxxxxx>]

Thank you Vish. That did the trick :)

Regards,
Shashank Sahni

On 05/15/2012 02:43 AM, Vishvananda Ishaya wrote:
> you have to set iscsi_ip_address on the volume node.  The volume node 
> is the one that creates this db entry.
>
> Vish
>
> On May 14, 2012, at 1:54 PM, Shashank Sahni wrote:
>
> > Hi Vish,
> >
> > Yeah you are right. I checked the settings in the volume database and 
> > for all volumes the entry is similar to following.
> >
> > controller_node:3260,3 iqn.2010-10.org.openstack:volume-00000004
> >
> > But it seems these entries are being generated automatically, i.e. as 
> > soon as I issue volume creation command. How do I fix this? I am 
> > already using properly configured iscsi_ip_address option in the 
> > controller's nova.conf file.
> >
> > Regards,
> > Shashank Sahni
> >
> > On 05/15/2012 02:15 AM, Vishvananda Ishaya wrote:
> > > It should be getting the connection properties via the call to the 
> > > volume node.  Is it possible your volume in the database has 
> > > incorrect properties stored in provider_location?
> > >
> > > It is set from the cofig iscsi_ip_address, so if you have not set 
> > > that configuration option to a routable ip from compute -> volume 
> > > then it will not work.  Also, changing the config option will not 
> > > change the existing values in the db, so you might have to change 
> > > those manually.
> > >
> > > Vish
> > >
> > > On May 14, 2012, at 7:28 AM, Shashank Sahni wrote:
> > >
> > > > Hi,
> > > >
> > > > Thanks for the reply.
> > > >
> > > > Yes, I've gone through the document. Volume creation and deletion 
> > > > are working perfectly fine. When I run "iscsiadm -m discovery -t st 
> > > > -p volume_node" on the compute node, I can see the volumes. But 
> > > > somehow the compute node is being misinformed about the volume node 
> > > > after giving the attach command.
> > > >
> > > > I'm not using iscsitarget as per that document. Installation of 
> > > > nova-volume on ubuntu precise automatically took care of it using tgt.
> > > >
> > > > Kind Regards,
> > > > Shashank Sahni
> > > >
> > > > On 05/14/2012 07:34 PM, raja.meena@xxxxxxxxx wrote:
> > > > > Hi Shashank ,
> > > > >
> > > > > I preassume that the steps outlined in the link below has been 
> > > > > followed.
> > > > >
> > > > > http://docs.openstack.org/trunk/openstack-compute/admin/content/managing-volumes.html
> > > > >
> > > > > Thanks
> > > > >
> > > > > Meena Raja
> > > > >
> > > > > *From:*openstack-bounces+raja.meena=wipro.com@xxxxxxxxxxxxxxxxxxx 
> > > > > [mailto:openstack-bounces+raja.meena=wipro.com@xxxxxxxxxxxxxxxxxxx] *On 
> > > > > Behalf Of *Shashank Sahni
> > > > > *Sent:* Monday, May 14, 2012 6:23 PM
> > > > > *To:* Razique Mahroua
> > > > > *Cc:* openstack@xxxxxxxxxxxxxxxxxxx
> > > > > *Subject:* Re: [Openstack] Problem with attaching disks to an instance
> > > > >
> > > > > 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
> > > > >
> > > > >
> > > > > <postbox-contact.jpg>
> > > > >
> > > > > *Shashank Sahni* <mailto:shredder12@xxxxxxxxxxxx>
> > > > >
> > > > > 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@xxxxxxxxx <mailto:razique.mahroua@xxxxxxxxx>*
> > > > >
> > > > > <image.jpg>
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