https://support.tools/tags/distributed-storage/Recent content in Distributed Storage on Support ToolsHugoen-USWed, 29 Jan 2025 00:00:00 +0000https://support.tools/training/kubernetes-deep-dive/etcd/Wed, 29 Jan 2025 00:00:00 +0000https://support.tools/training/kubernetes-deep-dive/etcd/<h2 id="introduction">Introduction</h2> <p><strong>etcd</strong> is a distributed key-value store that serves as the <strong>backbone of Kubernetes</strong>. It stores all cluster configuration data, including resource definitions, state information, and access control policies.</p> <p>In this deep dive, we’ll explore <strong>etcd&rsquo;s architecture, how Kubernetes interacts with it, performance tuning, backup strategies, and high availability considerations</strong>.</p> <h2 id="what-is-etcd">What is etcd?</h2> <p><strong>etcd</strong> is an open-source, <strong>strongly consistent</strong>, and <strong>highly available</strong> key-value store used for <strong>distributed systems coordination</strong>. Kubernetes relies on etcd to store and manage all cluster data, making it a <strong>critical component</strong> of the control plane.</p>