Prometheus: Difference between revisions
From wikinotes
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<syntaxhighlight lang="bash"> | <syntaxhighlight lang="bash"> | ||
xdg-open localhost:9090 # prometheus-ui | xdg-open localhost:9090 # prometheus-ui | ||
promtool check rules /path/to/example.rules.yml # | promtool check rules /path/to/example.rules.yml # validate rule | ||
amtool check-config alertmanager.yml # validate alertmanager config | |||
</syntaxhighlight> | </syntaxhighlight> | ||
</blockquote><!-- Quickstart --> | </blockquote><!-- Quickstart --> |
Revision as of 16:23, 19 February 2022
A system monitoring tool.
Metrics are polled/persisted over REST,
Documentation
home https://prometheus.io/
Tutorials
overview https://sbcode.net/prometheus/
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 web-ui
Quickstart
- prometheus polls HTTP endpoints for collected metrics
- these endpoints are called exporters, and they are generated/exposed using clients
- you can configure rules to persist data, or emit alerts when a metric fails
xdg-open localhost:9090 # prometheus-ui promtool check rules /path/to/example.rules.yml # validate rule amtool check-config alertmanager.yml # validate alertmanager config
Notes
Setup
prometheus install prometheus exporters prometheus alerters Configuration
prometheus configuration prometheus rules Usage
prometheus web ui prometheus http api prometheus promql
Integrations
Dashboards
prometheus grafana metric/graph dashboards