Exporters play a pivotal role in the Prometheus Ecosystem by enabling the collection of metrics from systems that don’t inherently support Prometheus. They enhance the observability of various applications and services, thus contributing significantly to the effective monitoring and alerting capabilities of Prometheus. By leveraging exporters, developers can ensure comprehensive and coherent monitoring across diverse technological landscapes.
Exporter Types:
There are various exporters available, each tailored to a specific application or technology stack. Some common exporters include:
- Node Exporter: Exports system-level metrics (CPU, memory, disk, network) from Linux/Unix servers.
- Application Exporter: Exposes metrics about applications such as MySQL, Apache, Blackbox, etc.
- Prometheus Push Gateway: Allows ephemeral job results to be pushed to Prometheus.
- Exporter for Cloud Services: Cloud providers often offer their own exporters for their services (e.g., AWS CloudWatch Exporter).
Requirement:
- Exporter Application (such as MySQL, MongoDB, etc.) should already be installed on the cluster.