DevOps Intermediate

What is Grafana?

An open-source analytics and visualization platform for creating dashboards from various data sources.

Grafana creates interactive, customizable dashboards for monitoring data. It connects to Prometheus, Elasticsearch, PostgreSQL, MySQL, InfluxDB, CloudWatch, and many other data sources. Dashboards include graphs, gauges, tables, heatmaps, and alerts.

Features include dashboard templates, variables for dynamic filtering, alerting rules, annotations, and team-based access control. Grafana Cloud offers a managed service. It is the visualization layer in most modern monitoring stacks.

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Configuration Management

The practice of systematically managing and maintaining consistent server configurations across infrastructure.

The acceptable amount of unreliability allowed for a service, calculated as 100% minus the Service Level Objective.

An infrastructure layer that handles service-to-service communication, providing load balancing, encryption, and observability.

An open-source service mesh that provides traffic management, security, and observability for microservices on Kubernetes.

An endpoint or mechanism that reports whether an application is running correctly and ready to handle requests.

A platform for building, shipping, and running applications in lightweight, isolated containers.

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