Grafana dashboards: tips for optimizing query performance

Optimizing query performance in Grafana dashboards is essential for maintaining fast and responsive user experiences, whether the data source is hosted in Grafana Cloud or on-premises. The Mimir Query Engine enhances efficiency, but users should still follow best practices such as optimizing PromQL queries, minimizing data fetching, and consolidating similar queries to reduce load times. High-cardinality labels and excessive use of complex filters like regular expressions should be avoided to prevent performance degradation. Additionally, efficient dashboard design involves reusing query results across panels, consolidating panels, and adjusting refresh frequencies to balance visibility with performance. Grafana Cloud offers configuration options like recording rules, incremental querying, and caching to further boost performance, providing a seamless user experience. After improving performance, refining dashboard design elements such as layout and visualization formatting can enhance the overall user experience, with Grafana Cloud offering a range of plans to suit different needs.