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Popular Integrations in Grafana

1. Prometheus

Prometheus is a powerful open-source monitoring and alerting toolkit designed primarily for reliability and scalability. It collects and stores metrics as time series data, making it a perfect match for Grafana.

Example Query:
rate(http_requests_total[5m])

This query calculates the rate of HTTP requests over the last 5 minutes, which can be visualized in Grafana using various panel types.

2. Elasticsearch

Elasticsearch is a distributed, RESTful search and analytics engine. It helps in searching, analyzing, and visualizing large volumes of data in real time. Grafana can connect to Elasticsearch and visualize data stored in it.

Example Query:
{"query": {"match_all": {}}}

This query retrieves all documents from the specified Elasticsearch index, allowing for comprehensive analysis and visualization in Grafana.

3. InfluxDB

InfluxDB is a time series database designed to handle high write and query loads. It is widely used for storing metrics and events, making it another popular integration with Grafana.

Example Query:
SELECT mean("usage") FROM "cpu" WHERE time > now() - 1h GROUP BY time(1m)

This query calculates the average CPU usage over the last hour, grouped by minute, and can be visualized on Grafana dashboards.

4. MySQL

MySQL is one of the most popular relational database management systems. Grafana can connect to MySQL databases to visualize data through SQL queries.

Example Query:
SELECT time, value FROM metrics WHERE $__timeFilter(time)

This query retrieves data from the "metrics" table where the time is within the specified range, useful for time-based data analysis in Grafana.

5. Graphite

Graphite is a monitoring tool that stores numeric time-series data. It is often used for monitoring server performance and other metrics. Grafana integrates seamlessly with Graphite.

Example Query:
summarize(your.metric.name, '1h', 'avg')

This query summarizes the specified metric over a 1-hour interval, calculating the average, which can be visualized in Grafana.

Conclusion

Grafana supports a variety of data sources for monitoring and visualization, making it a versatile platform for data analysis. Integrating with popular tools like Prometheus, Elasticsearch, InfluxDB, MySQL, and Graphite enables users to create comprehensive dashboards tailored to their specific needs.