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<h1 class="entry-title" itemprop="headline" ><a href="https://sreweekly.com/sre-weekly-issue-487/">SRE Weekly Issue #487</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-487/">July 27, 2025</a>
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<p><a class="email_only" href="https://sreweekly.com/sre-weekly-issue-487/">View on sreweekly.com</a></p>
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<p><strong>IaC Experts! IaCConf Call for Presenters &#8211; August 27, 2025</strong><br />The upcoming IaCConf Spotlight dives into the security and governance challenges of managing infrastructure as code at scale. From embedding security in your pipelines to navigating the realities of open source risk, this event brings together practitioners who are taking a security-minded approach to how they implement IaC in their organization.</p>
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<div class="sreweekly-title"><a href="https://medium.com/pinterest-engineering/next-gen-data-processing-at-massive-scale-at-pinterest-with-moka-part-1-of-2-39a36d5e82c4" target="_blank" rel="noopener">Next Gen Data Processing at Massive Scale At Pinterest With Moka (Part 1 of 2)</a></div>
<div class="sreweekly-description">
<p>Pinterest decided to replace their Hadoop+Spark-based data processing pipeline with one based on Kubernetes.</p>
<blockquote>
<p>In part one, we provide rationale for our new technical direction prior to outlining the overall design and detailing the application focused layer of our platform. We conclude with current status and some of our learnings.</p>
</blockquote>
<p>&nbsp;&nbsp;<small>Soam Acharya, Rainie Li., William Tom, and Ang Zhang &mdash; Pinterest</small></p>
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<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.okoone.com/spark/technology-innovation/how-ai-generated-code-is-quietly-increasing-system-risk/" target="_blank" rel="noopener">How AI-generated code is quietly increasing system risk</a></div>
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<p>This article raises some important concerns that are worth thinking about.</p>
<blockquote>
<p>It’s fast and feels efficient, but it masks a drop in codebase familiarity. Over time, your top engineers stop being system experts.</p>
</blockquote>
<p>&nbsp;&nbsp;<small>Alexander Procter &mdash; Okoone</small></p>
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<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://incident.io/building-with-ai/avoiding-the-ironies-of-automation" target="_blank" rel="noopener">Avoiding the ironies of automation</a></div>
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<p>I really love the care taken in this article to consider the potential risks of AI tools for incident response. There are many valuable insights that make this article way more than just a sales pitch for their tool.</p>
<p>&nbsp;&nbsp;<small>Chris Evans &mdash; incident.io</small></p>
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</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://blog.cloudflare.com/quicksilver-v2-evolution-of-a-globally-distributed-key-value-store-part-2-of-2/" target="_blank" rel="noopener">Quicksilver v2: evolution of a globally distributed key-value store (Part 2)</a></div>
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<p>Quicksilver a globally distributed key-value store serving billions of requests per second where speed is critical, so you know the scaling challenges are going to be interesting.</p>
<p>&nbsp;&nbsp;<small>Marten van de Sanden and Anton Dort-Golts &mdash; Cloudflare</small></p>
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</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://samwho.dev/blog/practical-problems-with-auto-increment/" target="_blank" rel="noopener">Practical Problems with Auto-Increment</a></div>
<div class="sreweekly-description">
<p>This article gives reproducible cases in which MySQL and Postgres can reuse auto-increment IDs.</p>
<p>I think I&#8217;ve seen this advice violated at nearly every company I&#8217;ve worked at:</p>
<blockquote>
<p>Best practice dictates that you shouldn&#8217;t be using IDs from database tables outside of that table unless it&#8217;s some foreign key field</p>
</blockquote>
<p>&nbsp;&nbsp;<small>Sam Rose</small></p>
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<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://nedinthecloud.com/2022/01/27/choosing-between-count-and-for-each/" target="_blank" rel="noopener">Choosing Between Count and For-Each</a></div>
<div class="sreweekly-description">
<p>Here&#8217;s a great explanation of why it&#8217;s often better to use <code>for_each</code> instead of <code>count</code> in Terraform.</p>
<p>&nbsp;&nbsp;<small>Ned Bellavance</small></p>
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</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.datadoghq.com/blog/engineering/go-memory-regression/" target="_blank" rel="noopener">How we tracked down a Go 1.24 memory regression across hundreds of pods</a></div>
<div class="sreweekly-description">
<p>This debugging story really drew me in. It&#8217;s so incredibly satisfying the way their initial theory was confirmed so tidily in the end.</p>
<p>&nbsp;&nbsp;<small>Nayef Ghattas &mdash; Datadog</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://rootly.com/blog/the-art-of-not-getting-woken-up-for-nothing" target="_blank" rel="noopener">The Art of Not Getting Woken Up for Nothing</a></div>
<div class="sreweekly-description">
<blockquote>
<p>In our latest Rootly roundtable, we sat down with a group of seasoned SREs (collectively packing over 100 years of ops scars) to trade notes on what makes an alert useful, what makes it noise, and how to build alerting systems that teams can trust.</p>
<p>Here are their top strategies distilled for you:</p>
</blockquote>
<p>&nbsp;&nbsp;<small>Jorge Lainfiesta &mdash; Rootly</small></p>
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