Prometheus offers a dashboard builder called PromDash (https://github.com/prometheus/promdash). However, it is deprecated for Grafana, so we won't consider it as worthy of running inside our cluster.
Grafana (http://grafana.org/) is one of the leading tools for querying and visualization of time series metrics. It features interactive and editable graphs and supports multiple data sources. Graphite, Elasticsearch, InfluxDB, OpenTSDB, KairosDB, and, most importantly, Prometheus are supported out of the box. If that's not enough, additional data sources can be added through plugins. Grafana is truly a rich UI that has established itself as a market leader. Best of all, it's free.
Let's create a grafana service: ...