🚨 Elasticsearch High CPU Issue Due to Memory...

🔍 Introduction Running Elasticsearch in production requires deep visibility into CPU, memory, shards, and cluster health. One of the most confusing scenarios DevOps engineers face is: ⚠️ High CPU alerts, but CPU usage looks normal In this blog, I’ll walk you through a real production incident where: Elasticsearch triggered CPU alerts But the actual root cause was memory pressure + shard imbalance + node failure We’ll cover: Core Elasticsearch concepts Real logs and debugging steps Root cause ana