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<title>SRE Weekly Issue #184 &#8211; SRE WEEKLY</title>
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<h1 class="entry-title" itemprop="headline" ><a href="https://sreweekly.com/sre-weekly-issue-184/">SRE Weekly Issue #184</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-184/">September 8, 2019</a>
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<a href="https://sreweekly.com/sre-weekly-issue-184/" title="Permalink to SRE Weekly Issue #184" 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, VictorOps:</h2>
<p>Do you dream of reducing MTTA from four hours to two minutes? Learn how you can improve incident detection, alerting, real-time incident collaboration and cross-functional transparency to make on-call suck less and build more reliable services:</p>
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<h2>Articles</h2>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.ryanfrantz.com/posts/systems-thinking-in-practice.html" target="_blank">systems thinking in practice</a></div>
<div class="sreweekly-description">
<p>This article relates to Donella H. Meadows’s book, Thinking in Systems.</p>
<blockquote><p>What follows is Meadows’ list of leverage points outfitted with those my ideas of where or how they can be applied to software development and web operations.</p></blockquote>
<p><small>Ryan Frantz</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://mobile.twitter.com/j_antman/status/1167577849093664768" target="_blank">@j_antman on Twitter: on-call horror story</a></div>
<div class="sreweekly-description">
<p>D:</p>
<blockquote><p>I know its past an hour but&#8230; we got ~600 Nagios emails a day. Boss forbade us from muting any of them. In weekly status meeting, he&#8217;d often quiz on-call on a random alert. If oncall didnt know about it, boss would often <em>scream</em> at us&#8230;</p></blockquote>
<p><small>Jason Antman (@j_antman)</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://blog.couchbase.com/introduction-to-jepsen-testing-at-couchbase/" target="_blank">Introduction To Jepsen Testing At Couchbase</a></div>
<div class="sreweekly-description">
<p>Find out how the Couchbase folks use Jepsen to test their database offering.</p>
<p><small> Korrigan Clark</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.honeycomb.io/blog/never-alone-on-call/" target="_blank">Never Alone On Call</a></div>
<div class="sreweekly-description">
<p>A supportive on-call environment is critical to ensuring reliability and resiliency.</p>
<p><small>Deirdre Mahon — Honeycomb</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://sarahannebaker.wordpress.com/2019/03/18/a-response-to-towards-an-understanding-tech-debt/" target="_blank">A Response to ‘Towards an Understanding Tech Debt’</a></div>
<div class="sreweekly-description">
<p>This is a follow-on to an article I linked to awhile back.</p>
<blockquote><p>It’s really simpler to call it Tech Risk.</p></blockquote>
<p>I love the idea of tracking the decisions an organization makes and the risks they entail.</p>
<p><small>Sarah Baker</small></p>
</div>
</div>
<h2>Outages</h2>
<ul class="sreweekly-outages">
<li><a href="https://status.cloud.google.com/incident/appengine/19010#19010001">Google App Engine</a></li>
<li><a href="https://status.fastly.com/incidents/ph57fdcny5xs?utm_source=slack">Fastly</a></li>
<li><a href="https://reclaimthenet.org/wikipedia-is-down-ddos-attack/">Wikipedia</a></li>
<li><a href="https://www.devdiscourse.com/article/technology/659771-missing-emails-on-yahoo-mail-company-gives-update-about-activity-during-downtime">Yahoo Mail</a></li>
<li><a href="https://piunikaweb.com/2019/09/05/aol-mail-down-some-users-facing-problem-with-aol-mail-today-fix-being-worked-on/">AOL Mail</a></li>
<li><a href="http://sbdirtysouthsoccer.com/2019/09/04/tesla-owners-left-stranded-when-the-app-stopped-working/">Tesla App</a>
<ul class="sreweekly-outage">
<li class="sreweekly-outage">Some Tesla owners were locked out of their cars when the app stopped working.</li>
</ul>
</li>
<li><a href="https://www.theregister.co.uk/2019/09/04/aws_server_outage/">Amazon&#8217;s Elastic Block Store (EBS) in us-east-1</a>
<ul class="sreweekly-outage">
<li class="sreweekly-outage">Amazon experienced an outage that resulted in the total loss of a small percentage of EBS volumes.</li>
</ul>
</li>
<li><a href="https://status.heroku.com/incidents/1891">Heroku Incident Followups</a>
<ul class="sreweekly-outage">
<li class="sreweekly-outage">
<ul>
<li><a href="https://status.heroku.com/incidents/1891">Incident 1891</a></li>
<li><a href="https://status.heroku.com/incidents/1892">Incident 1892</a></li>
</ul>
<p>Both incidents involved an outage in Heroku&#8217;s upstream provider.</li>
</ul>
</li>
<li><a href="https://status.heroku.com/incidents/1896">Heroku Incident #1896</a>
<ul class="sreweekly-outage">
<li class="sreweekly-outage">Also this one: <a href="https://status.heroku.com/incidents/1897">#1897</a>.</li>
</ul>
</li>
</ul>
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