Update src/docs/markdown/metrics.md

Co-authored-by: Dave Henderson <dhenderson@gmail.com>
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Matt Holt 2020-09-22 20:11:26 -06:00 committed by GitHub
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@ -13,7 +13,7 @@ In other words, you're going to want to be able to _monitor_ Caddy.
[Prometheus](https://prometheus.io) is a monitoring platform that collects
metrics from monitored targets by scraping metrics HTTP endpoints on these
targets.
targets. As well as helping you to display metrics with a dashboarding tool like [Grafana](https://grafana.com/docs/grafana/latest/getting-started/what-is-grafana/), Prometheus is also used for [alerting](https://prometheus.io/docs/alerting/latest/overview/).
Like Caddy, Prometheus is written in Go and distributed as a single binary. To
install it, see the [Prometheus Installation docs](https://prometheus.io/docs/prometheus/latest/installation/),