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<h1 class="entry-title" itemprop="headline" ><a href="https://sreweekly.com/sre-weekly-issue-404/">SRE Weekly Issue #404</a></h1>
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<i class="genericon genericon-day"></i><a class="updated" href="https://sreweekly.com/sre-weekly-issue-404/">December 24, 2023</a>
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<a href="https://sreweekly.com/sre-weekly-issue-404/" title="Permalink to SRE Weekly Issue #404" class="email_only">View on sreweekly.com</a>
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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>Looking to cozy up with a good read this week? Check out &#8220;Your guide to better status pages.&#8221; It&#8217;s a mini masterclass on how to better communicate on your status pages.
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<div class="sreweekly-title"><a href="https://blog.alexewerlof.com/p/10x9" target="_blank" rel="noopener">Rule of 10x per 9</a></div>
<div class="sreweekly-description"><blockquote>
<p>For every 9 you add to SLO, you’re making the system 10x more reliable but also 10x more expensive.</p>
</blockquote>
<p>&nbsp;&nbsp;<small>Alex Ewerlöf</small></p></div></div>
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<div class="sreweekly-title"><a href="https://rachelbythebay.com/w/2023/12/07/header/" target="_blank" rel="noopener">Patching around a C++ crash with a little bit of Lua</a></div>
<div class="sreweekly-description"><p>In this incident story, the feature flags were served by the main application server. When a new feature caused the server to crash, there was no way to flip the flag back off to stop the crashes.</p>
<p>&nbsp;&nbsp;<small>rachelbythebay</small></p></div></div>
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<div class="sreweekly-title"><a href="https://humanisticsystems.com/2023/11/11/set-taxonomies-to-neutral/" target="_blank" rel="noopener">Set Taxonomies to Neutral</a></div>
<div class="sreweekly-description"><p>The author of a classification system for human error reflects 20 years later on the harm that such systems can cause by using deficit-based language.</p>
<p>&nbsp;&nbsp;<small>Dr. Steven Shorrock</small></p></div></div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.thevoid.community/incident-detail?recordId=rec7OIQslY0aYVqjA" target="_blank" rel="noopener">Post Mortem on VOID Report: Cloudflare Control Plane and Analytics Outage</a></div>
<div class="sreweekly-description"><p>Here&#8217;s Fred Hebert&#8217;s analysis of Cloudflare&#8217;s write-up of their incident on November 2.</p>
<blockquote>
<p>I’m hoping they’re going to do a more in-depth review.</p>
</blockquote>
<p>&nbsp;&nbsp;<small>Fred Hebert &mdash; VOID</small></p></div></div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://odigos.io/blog/Integrating-manual-and-auto" target="_blank" rel="noopener">Integrating manual with automatic instrumentation</a></div>
<div class="sreweekly-description"><blockquote>
<p>In this post, we introduce a hybrid approach that seamlessly combines the precision of manual instrumentation with the comfort, efficiency, and performance of automatic instrumentation.</p>
</blockquote>
<p>&nbsp;&nbsp;<small>Ron Federman &mdash; Odigos</small></p></div></div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="http://highscalability.com/blog/2023/8/16/the-swedbank-outage-shows-that-change-controls-dont-work.html" target="_blank" rel="noopener">The Swedbank Outage shows that Change Controls don&#8217;t work</a></div>
<div class="sreweekly-description"><blockquote>
<p>Change is not the problem. It’s unaddressed risk</p>
</blockquote>
<p>&nbsp;&nbsp;<small>Bruce Johnston &mdash; High Scalability</small></p></div></div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://ayende.com/blog/200289-B/production-postmortem-the-spawn-of-denial-of-service?Key=afdb85dc-3822-4528-b03b-456fceeb4409" target="_blank" rel="noopener"> Production Postmortem: The Spawn of Denial of Service</a></div>
<div class="sreweekly-description"><p>A shell script with a loop running a DB client can fill up your ephemeral ports in a hurry.</p>
<p>&nbsp;&nbsp;<small>Oren Eini &mdash; RavenDB</small></p></div></div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://hart-michael.medium.com/writing-code-is-the-same-thing-as-writing-prose-ba8d04ed6917" target="_blank" rel="noopener">Writing Code is the Same Thing as Writing Prose</a></div>
<div class="sreweekly-description"><p>When you get right down to it, it&#8217;s all human communication, even assembly code. It&#8217;s human factors all the way down.</p>
<p>&nbsp;&nbsp;<small>Michael Hart</small></p></div></div>
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