Description of problem:

While deploying metrics-store using a VLAN tagged network, playbook created metrics-store-installer VM with 2 vNICs: 'eth0' and 'nic1'. Also, the VM remains unreachable over network.

Version-Release number of selected component (if applicable):
ovirt-engine-metrics-1.3.7-1.el7ev.noarch

How reproducible:
Sometimes

Steps to Reproduce:
1. While deploying metrics store edit metrics-store-config.yml and enter any other VLAN tagged VM network other than ovirtmgmt/rhevm
2. Run the playbook as mentioned in below documentation:
https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html/metrics_store_installation_guide/installing_metrics_store#creating_metrics_store_virtual_machines

3. Login to RHV portal and check the number vNICs created for 'metrics-store-installer' VM.

Actual results:
There are 2 vNICs created for 'metrics-store-installer' VM: 'eth0' and 'nic1'. VM remains unreachable over network.

Expected results:
Only single vNIC should be created for 'metrics-store-installer' VM and VM should be reachable.

Additional info: