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<h1 class="entry-title" itemprop="headline" ><a href="https://sreweekly.com/sre-weekly-issue-475/">SRE Weekly Issue #475</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-475/">May 4, 2025</a>
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<a class="email_only" href="https://sreweekly.com/sre-weekly-issue-475/">View on sreweekly.com</a>
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<div class="sreweekly-title"><a href="https://medium.com/booking-com-development/anomaly-detection-in-time-series-using-statistical-analysis-cc587b21d008" target="_blank" rel="noopener">Anomaly Detection in Time Series Using Statistical Analysis</a></div>
<div class="sreweekly-description"><p>I haven&#8217;t seen this level of detail in an article on anomaly detection in quite awhile. Still, the math is very approachable even if you slept through stats class.</p>
<p>&nbsp;&nbsp;<small>Ivan Shubin &mdash; Booking.com</small></p></div></div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://uptimelabs.io/mastering-incident-management/" target="_blank" rel="noopener">A Key Incident Response Skill That Can Reduce Resolution Time</a></div>
<div class="sreweekly-description"><blockquote>
<p>TL;DR: The Power of Knowledge Overlap in Incident Response</p>
</blockquote>
<p>There&#8217;s an anecdote in this one that&#8217;s really making me think.</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://surfingcomplexity.blog/2025/04/15/good-models-protect-us-from-bad-models/" target="_blank" rel="noopener">Good models protect us from bad models</a></div>
<div class="sreweekly-description"><blockquote>
<p>One of the criticisms leveled at resilience engineering is that the insights that the field generates aren’t actionable [&#8230;]</p>
</blockquote>
<p>This article argues that we still need the unactionable but good models, otherwise we&#8217;ll get actionable but <em>wrong</em> models.</p>
<p>&nbsp;&nbsp;<small>Lorin Hochstein</small></p></div></div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.datadoghq.com/blog/engineering/streaming-platform-kafka-custom-abstractions/" target="_blank" rel="noopener">Achieving relentless Kafka reliability at scale with the Streaming Platform</a></div>
<div class="sreweekly-description"><p>Datadog has put a lot of thought and effort into managing their massive Kafka workload. My favorite part of this article was the bit about accidentally <a href="https://en.wikipedia.org/wiki/Zip_bomb">zip-bombing</a> themselves with highly compressible data.</p>
<p>&nbsp;&nbsp;<small>Guillaume Bort &mdash; Datadog</small></p></div></div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://arpio.io/failover-routing-for-disaster-recovery-ensuring-your-customers-get-to-the-good-place/" target="_blank" rel="noopener">Failover Routing for Disaster Recovery &#8211; Ensuring Your Customers Get to The Good Place</a></div>
<div class="sreweekly-description"><p>This one covers four techniques for rerouting customer traffic after a region failure using AWS&#8217;s Route 53&#8230; themed after the TV show The Good Place. It&#8217;s been quite awhile since I watched the show, but I still found the article pretty useful.</p>
<p>&nbsp;&nbsp;<small>Seth Elliot &mdash; Arpio</small></p></div></div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://blog.danslimmon.com/2025/01/29/incident-sev-scales-are-a-waste-of-time/" target="_blank" rel="noopener">Incident SEV scales are a waste of time</a></div>
<div class="sreweekly-description"><p>This article asks what we&#8217;re really looking to get by defining an incident severity scale, and proposes an alternative scale based on incident <em>complexity</em>.</p>
<p>&nbsp;&nbsp;<small>Dan Slimmon</small></p></div></div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.cloudquery.io/blog/fourth-lost-pillar-of-observability-config-data-monitoring" target="_blank" rel="noopener">The Lost Fourth Pillar of Observability &#8211; Config Data Monitoring</a></div>
<div class="sreweekly-description"><p>I love this idea of tracking configuration changes as observability data. I&#8217;ve been through plenty of incidents in which I wish I had it.</p>
<p>&nbsp;&nbsp;<small>Yevgeny Pats &mdash; CloudQuery</small></p></div></div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://etedge-insights.com/technology/building-the-future-of-resilient-tech-lessons-from-two-decades-in-sre/" target="_blank" rel="noopener">Building the future of resilient tech: Lessons from two decades in SRE</a></div>
<div class="sreweekly-description"><p>A short and sweet article packed with some useful nuggets. My favorite is the section near the end on timeouts.</p>
<p>&nbsp;&nbsp;<small>Hemant Burman &mdash; Insights</small></p></div></div>
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