Prometheus

Prometheus, a CNCF open-source project, is a service monitoring system founded in 2012 at CloudSound. It consists of monitoring, alerting, and a time-series database.

Prometheus' main features are:

  • a user-defined multi-dimensional data model
  • a powerful query language on multi-dimensional data (PromQL)
  • time-series data are fetched through HTTP pull
  • service discovery as well as static configuration
  • visualization of metrics and dashboarding

History

  • Nov 24, 2012: Prometheus was started at SoundCloud
  • Jan 26, 2015: Public release as an open source project
  • May 9, 2016: Joined Cloud Native Computing Foundation
  • Jul 18, 2016: Prometheus released 1.0.0
  • Aug 25, 2016: First Prometheus Conference at Berlin
  • Nov 7, 2017: Prometheus released 2.0.0

Checkpoints

Fuzzy

Prometheus supports periodic checkpointing, which is done every two hours by default. Checkpointing in Prometheus is done by compacting segments in a given WAL. Therefore when Prometheus recovers from failure, it can replay the WAL to restore its status before crash.

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Prometheus Logo
Website

https://prometheus.io

Source Code

https://github.com/prometheus/prometheus

Tech Docs

https://prometheus.io/docs/

Developer

SoundCloud

Country of Origin

DE

Start Year

2012

Project Type

Open Source

Written in

Go

Supported languages

Go

Licenses

Apache v2

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