Prometheus

A system monitoring tool

Documentation

home	https://prometheus.io/

Tutorials

FreeBSD prometheus/grafana

https://blog.andreev.it/?p=5289

Locations

http://${IP_ADDR}:9090	web-ui
http://${IP_ADDR}:9090/targets	web-gui (health of queried metrics)
${PREFIX}/etc/prometheus.yml	main configuration

Ports

9090

default

Overview

• prometheus polls HTTP endpoints for collected metrics
• these endpoints are called exporters, and they are generated/exposed using clients
• you can configure alerts when a metric fails

Notes

Setup

prometheus install

prometheus configuration

prometheus exporters

Usage

prometheus usage

prometheus promql

Dashboards

prometheus grafana