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<h1 class="entry-title" itemprop="headline" ><a href="https://sreweekly.com/sre-weekly-issue-300/">SRE Weekly Issue #300</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-300/">December 12, 2021</a>
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<a href="https://sreweekly.com/sre-weekly-issue-300/" title="Permalink to SRE Weekly Issue #300" class="email_only">View on sreweekly.com</a>
<p class="wp-block-paragraph">300 issues. 6 years. Wow! I couldn&#8217;t have done it without all of you wonderful people, writing articles and reading issues. Thanks, you make curating this newsletter fun!</p>
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<h2 style="text-align: center;font-size: 80%;color: #909090;">A message from our sponsor, <a href="https://rootly.com/demo/?utm_source=sreweekly">Rootly</a>:</h2>
<p>Manage incidents directly from Slack with Rootly 🚒. Automate manual admin tasks like creating incident channel, Jira and Zoom, paging the right team, postmortem timeline, setting up reminders, and more. Book a demo:<br>
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<h2 class="wp-block-heading">Articles</h2>
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<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.jeli.io/howie-the-post-incident-guide/" target="_blank" rel="noopener">Howie: The Post-Incident Guide</a></div>
<div class="sreweekly-description">
<p>This is the best thing to hit incident analysis since the <a href="https://codeascraft.com/2016/11/17/debriefing-facilitation-guide/">Etsy Debriefing Facilitation Guide</a> and the <a href="https://retrospectives.pagerduty.com">PagerDuty retrospective guide</a>!&nbsp; This one&#8217;s even better because it&#8217;s not <em>just</em> about the retrospective, but the whole incident analysis process.</p>
<p>BONUS CONTENT: A <a href="https://surfingcomplexity.blog/2021/12/08/the-howie-guide-how-to-get-started-with-incident-investigations/">preview/introduction by Lorin Hochstein</a>.</p>
<p>&nbsp;&nbsp;<small>jeli</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="http://sysadvent.blogspot.com/2021/12/reliability-as-product-feature.html" target="_blank" rel="noopener">Day 2 &#8211; Reliability as a Product Feature</a></div>
<div class="sreweekly-description">
<p>SysAdvent is back!</p>
<blockquote>
<p>When teams only consult briefly on reliability or operational concerns, often the final output doesn’t adequately reflect customer or engineering expectations of reliability of the product or operability of the internals.</p>
</blockquote>
<p>&nbsp;&nbsp;<small>Martin Smith (edited by Jennifer Davis) — SysAdvent</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="http://sysadvent.blogspot.com/2021/12/day-8-d-for-sres.html" target="_blank" rel="noopener">Day 8 &#8211; D&amp;D for SREs</a></div>
<div class="sreweekly-description">
<p>What can Dungeons and Dragons teach us about SRE?</p>
<p>&nbsp;&nbsp;<small>Jennifer Davis — SysAdvent</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://xkcd.com/2553/" target="_blank" rel="noopener">xkcd #2553: Incident Report</a></div>
<div class="sreweekly-description">
<p>It&#8217;s so true. Don&#8217;t forget to read the alt text.</p>
<p>&nbsp;&nbsp;<small>Randall Munroe</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.infoq.com/presentations/incident-analysis-move-faster/" target="_blank" rel="noopener">Incident Analysis: Your Organization&#8217;s Secret Weapon </a></div>
<div class="sreweekly-description">
<p>This talk (with transcript) includes three stories about how incident analysis can be super effective.</p>
<p>&nbsp;&nbsp;<small>Nora Jones — InfoQ</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://blog.cloudflare.com/inside-the-log4j2-vulnerability-cve-2021-44228/" target="_blank" rel="noopener">Inside the Log4j2 vulnerability (CVE-2021-44228)</a></div>
<div class="sreweekly-description">
<p>I know this is SRE Weekly and not Security Weekly, but this vulnerability is so big that I&#8217;m sure many of us triggered your incident response process, and some of us may have even had to take services down temporarily.</p>
<p>&nbsp;&nbsp;<small>John Graham-Cumming — Cloudflare</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://octopus.com/blog/safe-schema-updates-8-strangling-the-monolith" target="_blank" rel="noopener">Safe schema updates &#8211; Strangling the monolith</a></div>
<div class="sreweekly-description">
<p>What a colorful metaphor. This article discusses an effective technique for breaking up a monolith, one piece at a time.</p>
<p>&nbsp;&nbsp;<small>Alex Yates — Octopus Deploy</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://martinfowler.com/articles/scaling-architecture-conversationally.html" target="_blank" rel="noopener">Scaling the Practice of Architecture, Conversationally</a></div>
<div class="sreweekly-description">
<p>This article proposes a method of eliminating the need for a central team of architects, and it strikes me as very similar to the practice of SRE itself.</p>
<p>&nbsp;&nbsp;<small>Andrew Harmel-Law</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.verica.io/blog/more-reports-on-near-misses-please/" target="_blank" rel="noopener">More Reports on Near Misses, Please</a></div>
<div class="sreweekly-description">
<p>More from the <a href="https://www.thevoid.community">VOID</a>, this piece is about the importance of analyzing &#8220;near miss&#8221; events.</p>
<p>&nbsp;&nbsp;<small>Courtney Nash — Verica</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.honeycomb.io/blog/load-testing-with-fidelity/" target="_blank" rel="noopener">Ask Miss O11y: Load Testing With Fidelity</a></div>
<div class="sreweekly-description">
<p>If you load-test in production, don&#8217;t include your load-test traffic in your SLO calculation.</p>
<p>&nbsp;&nbsp;<small>Liz Fong-Jones — Honeycomb</small></p>
</div>
</div>
</div></div>
<h2 class="wp-block-heading">Outages</h2>
<ul class="sreweekly-outages">
<li><a href="https://aws.amazon.com/message/12721/">AWS us-east-1 region (and half the web)</a>
<ul class="sreweekly-outage">
<li class="sreweekly-outage">
<p>Between the AWS outage and log4j, it&#8217;s been a busy week. Amazon has already posted a write-up about the incident, which includes the notable tidbit that their circuit-breaker/back-off code failed.</p>
<p></p>
</li>
</ul>
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