How to monitor Redis with Prometheus

Published by David de Torres Huerta, the article provides a comprehensive guide on monitoring Redis, a popular key-value database, using Prometheus, an industry-standard for monitoring applications in Kubernetes environments. It explains the installation of the Redis Prometheus exporter, including creating a user with appropriate privileges and setting up a Kubernetes deployment. The text highlights the importance of monitoring key metrics such as server uptime, connection usage, latency, cache hit ratio, and memory usage to ensure optimal performance and troubleshoot potential issues. Additionally, it suggests using Redis monitoring dashboards available for Grafana and Sysdig Monitor, and offers a free Sysdig Monitor trial for those who prefer not to set up their own Prometheus server. The article also includes PromQL queries for tracking various metrics and alerts, emphasizing the role of these metrics in maintaining the health and efficiency of Redis databases.