...
You can use the local agent function as a DMA function that is changing collectd config static and annoation annotation that is combining libvirt infomation information and OpenStack information into the alretalert. That code is included Ganbia Gambia release. Manual is below link:
https://opnfv-barometer.readthedocs.io/en/stable-gambia/release/userguide/docker.userguide.html#build-and-run-localagent-and-redis-docker-images
...