6.03 Dynamic panels based on variables - MartinWong06/grafana GitHub Wiki
Refer Chapter 6 / Templating with cadvisor Dashboard
Variable Query
label_values(container_memory_usage_bytes{job="cadvisor"},name)
Panel PromQL
container_memory_usage_bytes{job="cadvisor",name=~"$container.*"}
Reference: https://prometheus.io/docs/prometheus/latest/querying/basics/