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Prometheus

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Prometheus is an open-source systems monitoring and alerting toolkit.

Configuration Wizard

Configuration parameters to be provided by the user are explained in the subsections below.

Prometheus configuration wizard

Base tab

  • Prometheus access username - Username to be used to access the Prometheus user interface (HTTP basic auth)
  • Prometheus access password - Password to be used to access the Prometheus user interface (HTTP basic auth)
  • Global scrape [Optional] - How frequently to scrape targets by default
  • Global evaluation [Optional] - How frequently to evaluate rules
  • Job name - The job name assigned to scraped metrics by default
  • Scrape internal - How frequently to scrape targets from this job
  • Metrics path - The HTTP resource path on which to fetch metrics from targets
  • Targets / IP address and port - The targets specified by the static config (multiple allowed)
  • Labels / Label name & Label value [Optional] - Labels assigned to all metrics scraped from the targets (multiple allowed)

Multiple jobs can be configured by using the Add job button.

Target is a valid string consisting of a hostname or IP followed by an optional port number.

For detailed description of the above parameters please refer to Prometheus online documentation.

Additional tab

  • Retention data size [Optional] - The size of storage space up to which the monitoring data should be retained (default value is displayed in the placeholder, in this case 18 Gigabytes), e.g. 18GB, 25GB or 30GB.
  • Retention period [Optional] - The time period for which the monitoring data should be retained (default value is displayed in the placeholder, in this case 15 days), e.g. 15d, 25d or 35d.

The value of Retention data size should be kept lower than the value of requested Storage space.

Advanced tab

  • Storage space (GB) [Optional] - Amount of storage to be allocated to persist data generated by this Prometheus instance (default value is displayed in the placeholder, in this case 20 Gigabytes), e.g. 10, 20 or 30.

Prometheus allows for updating the configuration of an already running instance. A configuration update wizard is launched by the Update button available on the application instance details page.