> You can use "libvirt exporter" to export all stats like cpu utilization, > memory consumption, disk read/write, network read/write and export it to > prometheus. From prometheus you can use grafana or other monitoring tools > to see all stats. We use exporter merger third party tool to merge all the > data from all the hypervisors and show it on dashboard. This way if any of > your vm is having issues, you can quickly look at graphs and troubleshoot > it.
Good point, but this won't cover metrics that are integral to the virtual router. The hypervisor doesn't know about what a VM's network stack does.
