Prometheus

Prometheus is a system and service monitoring tool within the Cloud Native Computing Foundation. It collects metrics at certain intervals from structured targets, evaluates rule statements, and can trigger a warning when the specified conditions are observed. It uses the PromQL query language with a multi-dimensional data model defined by its metric name and key/value dimensions, and works with single server nodes without distributed storage dependence.

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prometheus · Site Health / Uptime / Monitoring

STARS66.9K
FORKS10.9K
COMMITS17.7K
CONTRIBUTORS1.4K
VERSIONv3.9.1
UPDATEDtoday
GoCncf GraduatedPromqlPull-BasedApache-2.0

Common commercial products in this category: Pingdom, UptimeRobot, StatusCake

What can it do?
  • You collect time series data with the HTTP pull model or through intermediates
  • You set the goals to be followed automatically by service discovery or static configuration.
  • You query multidimensional data with PromQL and evaluate rule statements
Heads up
  • • High number of open issues (1,020)
User reviews
  • ↓ NegativeHacker News

    Launch HN: Prometheus (YC W19) – Remove CO2 from Air and Turn It into Gasoline

    “That storage buffer problem leads to one possibility. (excuse my english!) I think there are really two major business cases for Prometheus. One is in earning back carbon offsets (reducing net CO2 production from a polluting source) while producing a valuable byproduct. The…”

  • ↓ NegativeHacker News

    Launch HN: Prometheus (YC W19) – Remove CO2 from Air and Turn It into Gasoline

    “There is no need to have some alternative gasoline in order to implement a tax to decrease consumption of gasoline. Just a straight carbon tax would do this. The problem of course has been getting these implemented. We really should keep the topic of what Prometheus wants to do…”

Verified against README · Oct 26, 2026 · source

My note

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