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<h1 class="entry-title" itemprop="headline" ><a href="https://sreweekly.com/sre-weekly-issue-310/">SRE Weekly Issue #310</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-310/">February 20, 2022</a>
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<a href="https://sreweekly.com/sre-weekly-issue-310/" title="Permalink to SRE Weekly Issue #310" 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://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 (+ get a snazzy Rootly shirt):<br>
<a href="https://rootly.com/demo/?utm_source=sreweekly">https://rootly.com/demo/?utm_source=sreweekly</a></p>
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<h2 class="wp-block-heading">Articles</h2>
<div class="wp-block-group"><div class="wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow">
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.jeli.io/incident-analysis-101-who-should-investigate/" target="_blank" rel="noopener">Incident Analysis 101: Who should investigate?</a></div>
<div class="sreweekly-description">
<p>Here&#8217;s the next incredibly useful article in Jeli&#8217;s Incident Analysis 101 series. This one covers the skills and traits of a good incident analyst, along with what <em>not</em> to look for.</p>
<p>&nbsp;&nbsp;<small>Laura Maguire — Jeli</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://danluu.com/cache-incidents/" target="_blank" rel="noopener">A decade of major cache incidents at Twitter</a></div>
<div class="sreweekly-description">
<p>This article has a remarkable level of detail on 13 incidents at Twitter that were related to cache. The authors open with an explanation of why they focused on cache-related incidents.</p>
<p>&nbsp;&nbsp;<small>Dan Luu and Yao Yue</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://incident.io/blog/three-pillars-of-great-incident-response" target="_blank" rel="noopener">The three pillars of great incident response</a></div>
<div class="sreweekly-description">
<blockquote>
<p>[&#8230;] the same three pillars form the core of any good process, whether it’s for the largest e-commerce giant or a scrappy SaaS startup.</p>
</blockquote>
<p>The three pillars are:</p>
<blockquote>
<ol>
<li>Clarity</li>
<li>Transparency</li>
<li>Calm</li>
</ol>
</blockquote>
<p>&nbsp;&nbsp;<small>Lisa Karlin Curtis — incident.io</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://incident.io/blog/designing-your-incident-severity-levels" target="_blank" rel="noopener">Designing your incident severity levels</a></div>
<div class="sreweekly-description">
<p>This one recommends doing away with &#8220;P0&#8221; and &#8220;P5&#8221; and instead using plain words like &#8220;Low&#8221; and &#8220;High&#8221;.</p>
<p>&nbsp;&nbsp;<small>Stephen Whitworth — incident.io</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://rootly.com/blog/why-and-how-sres-can-benefit-from-feature-flags" target="_blank" rel="noopener">Why and How SREs Can Benefit from Feature Flags</a></div>
<div class="sreweekly-description">
<p>Feature flags can be a useful way to resolve user impact during an incident.</p>
<p>&nbsp;&nbsp;<small>Weihan Li — Rootly</small><br>
<small><em>This article is published by my sponsor, Rootly, but their sponsorship did not influence its inclusion in this issue.</em></small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://engineering.hellofresh.com/who-monitors-the-monitoring-system-is-my-prometheus-alive-at-all-2789fd3647b3" target="_blank" rel="noopener">Who monitors the monitoring system? — Is my Prometheus alive at all</a></div>
<div class="sreweekly-description">
<p>Implementing a dead-switch for your alerting tool is really important so that you don&#8217;t blissfully sleep through an outage.</p>
<p>&nbsp;&nbsp;<small>Chris Loukas — HelloFresh</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.honeycomb.io/blog/how-we-define-sre-work/" target="_blank" rel="noopener">How We Define SRE Work</a></div>
<div class="sreweekly-description">
<p>As SRE #1, the author of this article got to define the SRE role from the ground up.</p>
<p>  <small>Fred Hebert — Honeycomb</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.usenix.org/publications/loginonline/lessons-learned-10-years-sre-part-1-starting-sre" target="_blank" rel="noopener">Lessons Learned in 10 Years of SRE: Part 1 &#8211; Starting SRE</a></div>
<div class="sreweekly-description">
<blockquote>
<p>In this article, I will share five lessons I learned about starting SRE teams (or engagements, or organizations).</p>
</blockquote>
<p>This article is all about the shape of an SRE team, rather than technical details like SLOs and such.</p>
<p>&nbsp;&nbsp;<small>Andrea Spadaccini — USENIX ;login:</small></p>
</div>
</div>
</div></div>
<h2 class="wp-block-heading">Outages</h2>
<ul class="sreweekly-outages">
<li><a href="https://ocistatus.oraclecloud.com/incidents/tp4cbkqxr55t">Oracle Cloud Infrastructure DNS</a>
</li><li><a href="https://dnsimple.statuspage.io/">DNSimple</a>
</li><li><a href="https://knowtechie.com/red-alert-twitter-is-down-for-a-bunch-of-people-right-now/">Twitter</a>
</li><li><a href="https://discord.statuspage.io/incidents/rn7lfvwzvzvh">Discord</a>
</li></ul>
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