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<h1 class="entry-title" itemprop="headline" ><a href="https://sreweekly.com/sre-weekly-issue-426/">SRE Weekly Issue #426</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-426/">May 26, 2024</a>
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<p><a class="email_only" href="https://sreweekly.com/sre-weekly-issue-426/">View on sreweekly.com</a></p>
<p class="wp-block-paragraph">Got any burning questions to ask an experienced SRE? I&#8217;m gathering your questions in <a href="https://forms.gle/hAd2vKHthNVFkAQ57">this google form</a>, and I&#8217;d love to hear from you. I&#8217;m hoping to use your questions to help inspire authors looking to write more great SRE-related content.</p>
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<h2 style="text-align: center; font-size: 80%; color: #909090;">A message from our sponsor, <a href="https://firehydrant.com/">FireHydrant</a>:</h2>
<p>FireHydrant is now AI-powered for faster, smarter incidents! Power up your incidents with auto-generated real-time summaries, retrospectives, and status page updates.</p>
<p><a href="https://firehydrant.com/blog/ai-for-incident-management-is-here/">https://firehydrant.com/blog/ai-for-incident-management-is-here/</a></p>
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<div class="wp-block-group"><div class="wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow">
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<div class="sreweekly-title"><a href="https://hross.substack.com/p/the-rule-of-5-errors" target="_blank" rel="noopener">The Rule of 5 Errors</a></div>
<div class="sreweekly-description">
<p>If your overall request volume is low, single errors can have a big impact on your metrics &mdash; a phenomenon I&#8217;ve experienced at work recently.</p>
<p>&nbsp;&nbsp;<small>Ross Brodbeck</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.gremlin.com/blog/how-reliability-differs-between-monolithic-and-microservice-based-architectures" target="_blank" rel="noopener">How reliability differs between monolithic and microservice-based architectures</a></div>
<div class="sreweekly-description">
<p>This article outlines five facets of microservice architectures that can have implications for reliability.</p>
<p>&nbsp;&nbsp;<small>Andre Newman &mdash; Gremlin</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://admiralcloudberg.medium.com/children-of-the-magenta-the-crash-of-american-airlines-flight-965-b16f57c34cfe" target="_blank" rel="noopener">Children of the Magenta: The crash of American Airlines flight 965</a></div>
<div class="sreweekly-description">
<p>If this title sounds familiar, I&#8217;ve linked to <a href="https://99percentinvisible.org/episode/children-of-the-magenta-automation-paradox-pt-1/">an article about the Children of the Magenta concept</a> before. In this accident report, the pilots became confused about their location and course, and ultimately, their trust in the Flight Management System contributed to the disaster.</p>
<p>&nbsp;&nbsp;<small>Kyra Dempsey (Admiral Cloudberg)</small></p>
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</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.honeycomb.io/blog/establishing-center-of-production-excellence-pt1" target="_blank" rel="noopener">Establishing and Enabling a Center of Production Excellence</a></div>
<div class="sreweekly-description">
<blockquote>
<p>A Center of Production Excellence can be a powerful means for an organization to initiate transformations which foster resilience as it matures and its environment changes.</p>
</blockquote>
<p>&nbsp;&nbsp;<small>Nick Travaglini &mdash; Honeycomb</small></p>
<p>&nbsp;&nbsp;<small><em>Full disclosure: Honeycomb is my employer.</em></small></p>
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</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://cloud.google.com/blog/products/infrastructure/details-of-google-cloud-gcve-incident" target="_blank" rel="noopener">Details of Google Cloud GCVE incident</a></div>
<div class="sreweekly-description">
<p>Last week, I shared a story about an outage at UniSuper that was caused by Google Cloud. This week, Google shared more details about what went wrong, and it&#8217;s well worth a read.</p>
<p>&nbsp;&nbsp;<small>Google</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://status.heroku.com/incidents/2664" target="_blank" rel="noopener">Heroku Incident #2664 Followup</a></div>
<div class="sreweekly-description">
<p>This incident is intriguing because exponential backoff made the problem harder to detect.</p>
<p>&nbsp;&nbsp;<small>Heroku</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://blog.alexewerlof.com/p/service-level-pitfalls" target="_blank" rel="noopener">Service level pitfalls</a></div>
<div class="sreweekly-description">
<p>A discussion of what might get in the way of an organization implementing SLI/SLO/SLAs.</p>
<p>Note that the second half of the article (overcoming those obstacles) is behind a <strong>paywall</strong>. I don&#8217;t often recommend pay-only content, but it&#8217;s worth considering a subscription, because Alex is an excellent author whose work I&#8217;ve featured here many times.</p>
<p>&nbsp;&nbsp;<small>Alex Ewerlöf</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://surfingcomplexity.blog/2024/05/25/the-error-term-isnt-pareto-distributed/" target="_blank" rel="noopener">The error term isn’t Pareto distributed</a></div>
<div class="sreweekly-description">
<blockquote>
<p>if we look at a distribution of incidents by contributor (or cause, or component), we’re unlikely to see any one of these stand out as being the source of a large number of incidents.</p>
</blockquote>
<p>&nbsp;&nbsp;<small>Lorin Hochstein</small></p>
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