https://dailypytips.com/tags/system-design/Recent content in System-Design on DailyPyTipsHugo -- 0.160.1en-usSun, 26 Apr 2026 00:00:00 +0000https://dailypytips.com/posts/support_lifecycle/Sun, 26 Apr 2026 00:00:00 +0000https://dailypytips.com/posts/support_lifecycle/<p>Most engineers think support is about “fixing tickets.” It isn’t.</p> <p>Support engineering is a <strong>real-time decision system operating under uncertainty</strong>, where engineers continuously observe signals, form hypotheses, test them, and take action.</p> <p>This post walks through the <strong>actual end-to-end workflow</strong> followed by L1, L2, and L3 support engineers in real production systems — with real thinking patterns, not just steps.</p> <hr> <h2 id="the-big-picture-high-level-flow">The Big Picture (High-Level Flow)</h2> <p><img alt="End-to-End Support Workflow" loading="lazy" src="https://dailypytips.com/images/support_workflow.png"></p> <p>Every incident flows through a common lifecycle:</p>