We see that not all the metrics are reported by virt-controller.

There is a bug in the kubevirt_vmi_status_addresses metric, for vmi with networks interfaces with empty IPs, and when its the collected before with the same name and label values, the endpoint only shows the errors

4.18

1.Have a VM with networks interfaces with empty IPs.
2.
3.

Not all metrics are reported

All metrics should be reported

This is from the pod:

sh-5.1$ curl -sk https://localhost:8443/metrics
An error has occurred while serving metrics:

74 error(s) occurred:
* collected metric "kubevirt_vmi_status_addresses" { label:{name:"address" value:""} label:{name:"name" value:"node-01"} label:{name:"namespace" value:"rabin"} label:{name:"node" value:"cnvqe-28.lab.eng.tlv2.redhat.com"} label:{name:"type" value:"InternalIP"} gauge:{value:1}} was collected before with the same name and label values
* collected metric "kubevirt_vmi_status_addresses" { label:{name:"address" value:""} label:{name:"name" value:"ilpinto-ecosys-worker-6"} label:{name:"namespace" value:"rhv-ilpinto"} label:{name:"node" value:"zeus10.lab.eng.tlv2.redhat.com"} label:{name:"type" value:"InternalIP"} gauge:{value:1}} was collected before with the same name and label values
* collected metric "kubevirt_vmi_status_addresses" { label:{name:"address" value:""} label:{name:"name" value:"ilpinto-ecosys-worker-6"} label:{name:"namespace" value:"rhv-ilpinto"} label:{name:"node" value:"zeus10.lab.eng.tlv2.redhat.com"} label:{name:"type" value:"InternalIP"} gauge:{value:1}} was collected before with the same name and label values
* collected metric "kubevirt_vmi_status_addresses" { label:{name:"address" value:""} label:{name:"name" value:"ilpinto-ecosys-worker-5"} label:{name:"namespace" value:"rhv-ilpinto"} label:{name:"node" value:"zeus10.lab.eng.tlv2.redhat.com"} label:{name:"type" value:"InternalIP"} gauge:{value:1}} was collected before with the same name and label values
* collected metric "kubevirt_vmi_status_addresses" { label:{name:"address" value:""} label:{name:"name" value:"ilpinto-ecosys-worker-5"} label:{name:"namespace" value:"rhv-ilpinto"} label:{name:"node" value:"zeus10.lab.eng.tlv2.redhat.com"} label:{name:"type" value:"InternalIP"} gauge:{value:1}} was collected before with the same name and label values
* collected metric "kubevirt_vmi_status_addresses" { label:{name:"address" value:""} label:{name:"name" value:"ilpinto-ecosys-worker-4"} label:{name:"namespace" value:"rhv-ilpinto"} label:{name:"node" value:"monster01.lab.eng.tlv2.redhat.com"} label:{name:"type" value:"InternalIP"} gauge:{value:1}} was collected before with the same name and label values
* collected metric "kubevirt_vmi_status_addresses" { label:{name:"address" value:""} label:{name:"name" value:"ilpinto-ecosys-worker-4"} label:{name:"namespace" value:"rhv-ilpinto"} label:{name:"node" value:"monster01.lab.eng.tlv2.redhat.com"} label:{name:"type" value:"InternalIP"} gauge:{value:1}} was collected before with the same name and label values
* collected metric "kubevirt_vmi_status_addresses" { label:{name:"address" value:""} label:{name:"name" value:"cosmin-0926d324-jbbgk"} label:{name:"namespace" value:"clusters-cosmin"} label:{name:"node" value:"monster01.lab.eng.tlv2.redhat.com"} label:{name:"type" value:"InternalIP"} gauge:{value:1}} was collected before with the same name and label values
* collected metric "kubevirt_vmi_status_addresses" { label:{name:"address" value:""} label:{name:"name" value:"orenc-v8vrj-spzrv"} label:{name:"namespace" value:"clusters-orenc"} label:{name:"node" value:"zeus07.lab.eng.tlv2.redhat.com"} label:{name:"type" value:"InternalIP"} gauge:{value:1}} was collected before with the same name and label values