Open Stack

Hi Cory,

Thanks for the response. I'll take a look at the metadata service from 
the instance and from OpenStack itself tomorrow now. It's midnight here 
in the UK and I need to get some rest. Thanks for the tip, hopefully 
I'll find something useful to go on from there.

Grant,

On 04/12/2019 23:49, Cory Hawkless wrote:
>
> Are they failing to contact the metadata service and hanging during 
> the boot process while they try and receive metadata?
>
> From the VM can you hit http://169.254.169.254 – That’s the default IP 
> of the metadata server, it should respond with a basic page showing 
> some date based subdirectories
>
> If it doesn’t respond you can start following the metadata service 
> path instead of DHCP
>
> Given that the machines come up with an IP eventually leads me to 
> think the DHCP service is actually working ok.
>
> *From:*Grant Morley [mailto:grant at civo.com]
> *Sent:* Thursday, 5 December 2019 10:10 AM
> *To:* Eric K. Miller <emiller at genesishosting.com>; 
> openstack-operators at lists.openstack.org
> *Cc:* Ian Banks <ian at civo.com>
> *Subject:* Re: DHCP timeout when creating instances for specific tenants
>
> Hi Eric,
>
> Thanks for getting back to me. I am fairly sure it is a DHCP error. 
> The instances are getting an IP when they eventually boot, it is just 
> taking a long time for them to bring up networking. The strange thing 
> is, it only seems to be new tenants. All existing tenants are 
> absolutely fine.
>
> I can check DNS as well just to be on the safe side, however I wasn't 
> seeing any errors in the Nova or Neutron logs when the instance(s) 
> were being created.
>
> Regards,
>
> On 04/12/2019 22:47, Eric K. Miller wrote:
>
>     Hi Grant,
>
>     Are you sure this is a DHCP timeout and not a DNS resolution
>     issue?  I ask because we have seen a strange DNS issue occur that
>     can cause something similar.
>
>     Are the VMs being assigned an IP after they finally boot?
>
>     Eric K. Miller
>
>     Genesis Hosting Solutions, LLC
>
>     Try our Genesis Public Cloud - powered by OpenStack!eut
>
>     https://genesishosting.com/
>
>     *From:*Grant Morley [mailto:grant at civo.com]
>     *Sent:* Wednesday, December 04, 2019 11:00 AM
>     *To:* openstack-operators at lists.openstack.org
>     <mailto:openstack-operators at lists.openstack.org>
>     *Cc:* Ian Banks
>     *Subject:* DHCP timeout when creating instances for specific tenants
>
>     Hi all,
>
>     I wonder if anyone can help shed any light on an odd issue we are
>     seeing with only a couple of specific tenants. Basically if they
>     launch an instance they are taking about 5 minutes to launch
>     rather than our usual 30 second or so launch.
>
>     We are seeing the following on the instance logs:
>
>     https://pastebin.com/hDstsd8G
>
>     Weirdly it only seems to be happening for 1 or 2 new tenants. I
>     have tested this on our personal account and a few other customers
>     have tested and their instances launch really quickly as expected.
>
>     Is there anything specific during the tenant creation that can
>     cause this issue? Or are there any logs in nova / neutron I should
>     be looking out for that might shed some light?
>
>     I haven't seen anything that is obvious. Any help would be much
>     appreciated as we are a little stumped at the moment.
>
>     Many thanks,
>
>     -- 
>
>     Grant Morley
>
>     Cloud Lead, Civo Ltd
>
>     www.civo.com <https://www.civo.com/>| Signup for an account!
>     <https://www.civo.com/signup>
>
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