Cloudstack XCP-NG and OVS GRE plugin #6179

ISSUE TYPE

• Bug Report

COMPONENT NAME

Network, OVS

CLOUDSTACK VERSION

4.16.1.0 

CONFIGURATION

advanced networking + OVS

OS / ENVIRONMENT

SUMMARY

I am trying to use guest network isolation based on open vswitch GRE.
According this guide https://docs.cloudstack.apache.org/en/latest/plugins/ovs-plugin.html

Zone, clusters, hosts, System VMs are created, but during VM creation I have an error

INFO [c.c.v.VirtualMachineManagerImpl] (Work-Job-Executor-14:ctx-8cff03b7 job-389/job-391 ctx-1ee828af) (logid:ba1a0383) Insufficient capacity
com.cloud.exception.InsufficientVirtualNetworkCapacityException: Unable to allocate vnet as a part of network Ntwk[232|Guest|8] implement Scope=interface com.cloud.dc.DataCenter; id=6

STEPS TO REPRODUCE

EXPECTED RESULTS

Configure Zone with OVS GRE isolation and XCP-NG hypervisor 

ACTUAL RESULTS

VM is not started