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<h1 class="entry-title" itemprop="headline" ><a href="https://sreweekly.com/sre-weekly-issue-477/">SRE Weekly Issue #477</a></h1>
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<div class="entry-date" itemprop="datePublished" >
<i class="genericon genericon-day"></i><a class="updated" href="https://sreweekly.com/sre-weekly-issue-477/">May 18, 2025</a>
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<a class="email_only" href="https://sreweekly.com/sre-weekly-issue-477/">View on sreweekly.com</a>
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<div class="sreweekly-title"><a href="https://uptimelabs.io/human-error-strikes-again/" target="_blank" rel="noopener">Human Error Strikes Again… or Does It?</a></div>
<div class="sreweekly-description"><p>Why don&#8217;t we look for the root cause of a successful outcome? </p>
<p>&nbsp;&nbsp;<small>Hamed Silatani &mdash; Uptime Labs</small></p></div></div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.datadoghq.com/blog/engineering/llms-for-postmortems/" target="_blank" rel="noopener">How we optimized LLM use for cost, quality, and safety to facilitate writing postmortems</a></div>
<div class="sreweekly-description"><p>They took a great deal of care to avoid the potential pitfalls of using an LLM in this way, and they share a lot of detail about the steps they took.</p>
<p>&nbsp;&nbsp;<small>Tran Le, Till Pieper, and Gillian McGarvey &mdash; Datadog</small></p></div></div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://thefridaydeploy.substack.com/p/when-incident-heroics-are-too-heroic?r=36rml&#038;utm_campaign=post&#038;utm_medium=web&#038;triedRedirect=true" target="_blank" rel="noopener">When incident heroics are too heroic: the &#8220;bigger problems&#8221; limit</a></div>
<div class="sreweekly-description"><blockquote>
<p>After dealing with a late-night outage with surprisingly small impact, I got thinking about how you would know if you were working too hard to guarantee uptime.</p>
</blockquote>
<p>&nbsp;&nbsp;<small>Tom Elliott</small></p></div></div>
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<div class="sreweekly-title"><a href="https://feeds.dzone.com/link/23568/17020042/four-rs-of-pipeline-reliability" target="_blank" rel="noopener">The 4 R’s of Pipeline Reliability: Data Systems That Last</a></div>
<div class="sreweekly-description"><blockquote>
<p>In this article, learn how the 4 R’s — robust architecture, resumability, recoverability, and redundancy — enhance reliability in AI and ML data pipelines.</p>
</blockquote>
<p>&nbsp;&nbsp;<small> Sidhant bendre &mdash; DZone</small></p></div></div>
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<div class="sreweekly-title"><a href="https://engineering.mercari.com/en/blog/entry/20250428-upgrading-eck-operator-a-side-by-side-kubernetes-operator-upgrade-approach/" target="_blank" rel="noopener">Upgrading ECK Operator: A Side-by-Side Kubernetes Operator Upgrade Approach</a></div>
<div class="sreweekly-description"><blockquote>
<p>In this article, I’ll delve into the challenges we encountered and the strategies we employed to manage operator upgrades for stateful workloads like Elasticsearch. Additionally, I’ll detail how we modified the ECK [Elastic Cloud on Kubernetes] operator to facilitate a more resilient side-by-side upgrade process.</p>
</blockquote>
<p>&nbsp;&nbsp;<small>Abhishek Munagekar &mdash; Mercari</small></p></div></div>
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<div class="sreweekly-title"><a href="https://www.linkedin.com/pulse/observability-2025-navigating-costs-complexity-rise-ai-mallaband-ukobf" target="_blank" rel="noopener">Observability 2025: Navigating Costs, Complexity, and The Rise of AI
</a></div>
<div class="sreweekly-description"><blockquote>
<p>In this piece, I&#8217;ll delve into four macro challenges facing observability today, explore strategies that are emerging across the industry to address them, and offer my perspective on the trajectory of this crucial domain in the year to come.</p>
</blockquote>
<p>&nbsp;&nbsp;<small>Andrew Mallaband</small></p></div></div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://blog.railway.com/p/data-center-build-part-two" target="_blank" rel="noopener">Zero-Touch Bare Metal at Scale</a></div>
<div class="sreweekly-description"><p>A deep-dive into a pretty nifty system for enumerating and provisioning a rack of servers, complete with PXE-based Debian headless installation using an auto-generated preseed file. It also uses Claude to figure out what state a server is in from a screenshot obtained from the BMC.</p>
<p>&nbsp;&nbsp;<small>Charith Amarasinghe &mdash; Railway</small></p></div></div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://bravenewgeek.com/what-is-koreo/" target="_blank" rel="noopener">What is Koreo?</a></div>
<div class="sreweekly-description"><p><a href="https://koreo.dev/">Koreo</a> is a new open source tool for orchestrating Kubernetes infrastructure at a higher level than standard tools like Helm.</p>
<blockquote>
<p>Koreo is a fairly complex tool, so it can be difficult to quickly grasp just what exactly it is, what problems it’s designed to solve, and how it compares to other, similar tools. In this post, I want to dive into these topics and also discuss the original motivation behind Koreo.</p>
</blockquote>
<p>&nbsp;&nbsp;<small>Tyler Treat</small></p></div></div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://surfingcomplexity.blog/2025/05/10/on-work-processes-and-outcomes/" target="_blank" rel="noopener">On work processes and outcomes</a></div>
<div class="sreweekly-description"><p>This one is about understanding how work actually happens in our sociotechnical systems (versus how we imagine it). This has implications for how we learn from incidents and how we design corrective actions.</p>
<p>&nbsp;&nbsp;<small>Lorin Hochstein</small></p></div></div>
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