What is Grafana?
Grafana is open source visualization and alerting tool. It is widely used for interactive dashboards.
What is Prometheus?
Prometheus is a time-series database
What is Thanos?
Thanos is an aggregator of multiple Prometheus instances
What is pull-based model in Prometheus?
Prometheus collects metrics from defined endpoint. It scrapes data on a configured interval. Architecturally, its a pull-based model rather than push/insert data.
What are the exporters and examples?
- Blackbox exporters
- Firehose exporters
- cf exporters
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