[rdo-users] launching vm instance failed

[Donny Davis]

On Tue, Sep 8, 2020 at 3:20 AM Qi, Congyun (NSB - CN/Shanghai) <
congyun.qi at nokia-sbell.com> wrote:

> Hello specialist,
>
>
>
> I want to deploy a trial OpenStack platform via RDO installing method. My
> brief operating step is listed below:
>
> 1)       Select 5 blade servers in one HP C7000 blade enclosure server,
> the 1st blade is defined controller node, the 2nd-5th is thought of
> compute node, each blade server is installed 1 10G ethernet adapter which
> has 2 10G ethernet port.
>
>
>
> 2)       Each blade server is installed centos7.8 Linux, each blade’s 1st
> ethernet port is defined SRIOV compute port which is named eno49 in Linux,
> the 2nd ethernet port is defined OpenVswitch port.
>
>
>
> 3)       Install openstack repository whose version is “train”, install
> “packstack” package, and generate an answer-file by command “packstack
> --gen-answer-file=xxxxx”, and then modify some relative parameters to
> install the openstack service, add ml2 type, add 4 compute node, and so on.
>
>
>
> 4)       Do the command “packstack –answer-file=xxxxx” to deploy the
> openstack, the openstack can be deployed successfully, the ML2 type is OVN.
>
>
>
> 5)       The image is created, the network, subnet and port is created,
> and the flavor is created, then an instance is tried to be launched, but
> the VM failed to be launched once again, some logs is attached.
>
>
>
> Could you help to check why the VM instance can’t be launched
> successfully.
>
>
>
> Thanks so much.
>
>
>
>
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>

I just ran into a similar issue. The problem seems to be with port binding
and ovn.
>From your neutron server log I can see this issue.

2020-09-07 15:56:46.029 5266 ERROR neutron.plugins.ml2.managers
[req-fc360039-26f1-40f8-8d19-ee5c2a9ded85 399a6aac0d9c4b83b9435c032a45abcb
753c94a452ee4b4ca0ff01fb23040a0f - default default] Failed to bind port
a93cee42-7823-4c4c-9d25-67f280c56d32 on host sh-rdo-compute004-c7k4-blade05
for vnic_type normal using segments [{'network_id':
'e515b8e3-ce0d-429a-8192-9101acb38435', 'segmentation_id': 401,
'physical_network': u'physnet1', 'id':
'a9e687c4-2bde-4744-b287-6d6e51a0e102', 'network_type': u'vlan'}]

I switched to using openvswitch from ovn and the issues seem to have
disappeared
Check this post out, its seems to work pretty much out of the box for me
https://keithtenzer.com/2020/02/27/openstack-16-train-lab-installation-and-configuration-guide-for-hetzner-root-servers/

-- 
~/DonnyD
C: 805 814 6800
"No mission too difficult. No sacrifice too great. Duty First"
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