Discover essential do's, don'ts, and pro-tips for Elasticsearch in this comprehensive conference talk. Explore best practices for protecting your cluster, managing indexes, and implementing document-oriented design. Learn about query optimization techniques, including efficient query design and avoiding deep paging. Gain insights into mapping strategies, cluster management, and optimal shard sizing. Understand the importance of debugging tools and geographic distribution in cluster topology. Apply these valuable lessons and trade secrets to enhance your existing or future Elasticsearch deployments for improved search, real-time analytics, and log processing capabilities.