openstack team mailing list archive

[Shake Chen <shake.chen@xxxxxxxxx>]

HI

in my test, the scp is working. but the network seem have problem.

the floating IP seem have bug, you need release the floating IP and resize.

the Fixed IP, I also have problem, seem can not change relate setting in
dnsmasq.





On Tue, Dec 11, 2012 at 5:53 AM, Narayanan, Krishnaprasad <
narayana@xxxxxxxxxxxx> wrote:

>  As you had mentioned I went through the logs and I could see an error
> message with the “Host Key Verification Failed with exit code 255 on
> Command: ssh IP address mkdir –p
> /var/lib/nova/instances/instance-000000155”. If I get it correctly, this
> means that the key on the compute nodes that was cached earlier has been
> changed. Can I get to know is this correct and how to get rid of this
> problem?****
>
> *From:* Vishvananda Ishaya [mailto:vishvananda@xxxxxxxxx]
> *Sent:* Montag, 10. Dezember 2012 20:23
>
> *To:* Narayanan, Krishnaprasad
> *Cc:* openstack@xxxxxxxxxxxxxxxxxxx
> *Subject:* Re: [Openstack] Server resize API in OpenStack ESSEX****
>
>  ** **
>
> The code scps the backing file for the instance to the new node via
> something along the lines of:****
>
> scp /var/lib/nova/instances/instance-xxx/disk
> <hostname>:/var/lib/nova/instances/instance-xxx/disk****
>
> So the hostname has to properly resolve to the ip of the target machine.
> You should see messages in the compute log about it trying to do this. The
> error message there might give you a better idea of what failed.****
>
> ** **
>
> Yes resize will go through the scheduler and usually find a new compute
> node. The conf option does not force it to use the same host, so it is
> mostly just there for testing.****
>
> ** **
>
> Vish****
>
> ** **
>
> On Dec 10, 2012, at 11:12 AM, "Narayanan, Krishnaprasad" <
> narayana@xxxxxxxxxxxx> wrote:****
>
>
>
> ****
>
> Hi Vish,****
>
>  ****
>
> Thanks for the quick reply. I have passwordless ssh between the compute hosts but could you explain me the first option. When I resize, will the instance redeploy on a different compute node? ****
>
> Do I need to specify this flag allow_resize_to_same_host=true in nova.conf of the compute node?****
>
>  ****
>
> Regards,****
>
> Krishnaprasad****
>
>   *From:* Vishvananda Ishaya [mailto:vishvananda@xxxxxxxxx]
> *Sent:* Montag, 10. Dezember 2012 20:03
> *To:* Narayanan, Krishnaprasad
> *Cc:* openstack@xxxxxxxxxxxxxxxxxxx
> *Subject:* Re: [Openstack] Server resize API in OpenStack ESSEX****
>
>  ****
>
> 2 requirements:****
>
>  ****
>
> 1) hostname for compute hosts resolve properly****
>
> 2) passwordless ssh works between compute hosts.****
>
>  ****
>
> Vish****
>
>  ****
>
> On Dec 10, 2012, at 10:37 AM, "Narayanan, Krishnaprasad" <
> narayana@xxxxxxxxxxxx> wrote:****
>
>
>
>
> ****
>
> Hallo All,****
>
>  ****
>
> I am trying to use the Nova API (POST call) for changing the flavor
> information (to resize) from m1.tiny to m1.medium. Even though the API is
> successful (202 Status code), on the Horizon GUI I could see that the
> Status is Error and the task state is Resize Prep. I am passing the Auth
> Token along with the Body information in the form of json as inputs to the
> API. I have referred this URI<http://docs.openstack.org/api/openstack-compute/programmer/content/resizing-servers.html>
>  for passing the body information.****
>
>  ****
>
> I am using OpenStack ESSEX and can I get to know is there any
> configurations that I need to do in order to get this working?****
>
>  ****
>
> Thanks****
>
> Krishnaprasad****
>
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-- 
Shake Chen