[rdo] [packstack] failing to setup Stein with Openvswitch/VXLAN networking

Alfredo Moralejo Alonso amoralej at redhat.com
Wed Jul 31 13:13:17 UTC 2019


So, IIUC, your server has a single NIC, eth0, right?

Could you provide the configuration file for eth0 before running
packstack?, i guess you are using ifcfg files?

Best regards,


On Wed, Jul 31, 2019 at 2:20 AM Bernd Bausch <berndbausch at gmail.com> wrote:

> Trying to set up a Stein cloud with Packstack. I want the Openvswitch mech
> driver and VXLAN type driver. A few weeks ago, the following invocation was
> successful:
> sudo packstack --debug --allinone --default-password pw        \
>                --os-neutron-ovs-bridge-interfaces=br-ex:eth0   \
>                --os-neutron-ml2-tenant-network-types=vxlan     \
>                --os-neutron-ml2-mechanism-drivers=openvswitch  \
>                --os-neutron-ml2-type-drivers=vxlan,flat        \
>                --os-neutron-l2-agent=openvswitch               \
>                --provision-demo-floatrange=         \
>                --provision-demo-allocation-pools '["start=,end="]' \
>                --os-heat-install=y --os-heat-cfn-install=y
> Now, it fails during network setup. My network connection to the Packstack
> server is severed, and it turns out that its only network interface *eth0
> *has no IP address and is down. No bridge exists.
> In the *network.pp.finished *file, I find various *ovs-vsctl *commands
> including *add-br*, and a command *ifdown eth0 *which fails with exit
> code 1 (no error message from the *ifdown *command is logged).
> *Can somebody recommend the options required to successfully deploy a
> Stein cloud based on the Openvswitch and VXLAN drivers?*
> Thanks much,
> Bernd
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