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<h1 class="entry-title" itemprop="headline" ><a href="https://sreweekly.com/sre-weekly-issue-136/">SRE Weekly Issue #136</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-136/">August 26, 2018</a>
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<a href="https://sreweekly.com/sre-weekly-issue-136/" title="Permalink to SRE Weekly Issue #136" class="email_only">View on sreweekly.com</a>
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<h2 style="text-align: center; font-size: 55%; color: #b0b0b0;">SPONSOR MESSAGE</h2>
<p>Define goals, set agendas, and build SRE like a boss. SRE team lead, Jonathan Schwietert, discusses how to organize effective SRE meetings and cultivate a collaborative culture of resiliency:</p>
<p><a href="http://try.victorops.com/sreweekly/organized-sre">http://try.victorops.com/sreweekly/organized-sre</a></p>
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<h2>Articles</h2>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://blog.ably.io/the-18-ghosts-in-your-infrastructure-stack-that-can-cause-failure-and-how-to-avoid-them-1373daebfe1a" target="_blank">The 18 ghosts in your infrastructure stack that can cause failure (and how to avoid them)</a></div>
<div class="sreweekly-description">
<p>This infographic shows how Ably&#8217;s client library and backend infrastructure is designed to work around many common failure modes. My favorite: they have redundant TLS certificates from distinct issuers.</p>
<p><small>Matthew O&#8217;Riordan — Ably</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="http://michaelnygard.com/blog/2016/07/qa-instability-implies-production-instability/" target="_blank">QA Instability Implies Production Instability</a></div>
<div class="sreweekly-description">
<p>This article argues that spending a little time to fix staging can make production significantly more stable.</p>
<p><small>Michael Nygard</small></p>
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</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://buildchimp.me/Through-a-Dashboard-Darkly/" target="_blank">Through a Dashboard Darkly – Brain of Buildchimp – Curated Selections from the Voices in My Head</a></div>
<div class="sreweekly-description">
<blockquote><p>This is a story of a flawed development process on top of a flawed infrastructure, without the necessary data to drive decision-making. It’s also a story of waking up to these problems and charting a way out.</p></blockquote>
<p>[&#8230;]</p>
<blockquote><p>As it turns out, pure reasoning cannot solve the kind of problems you see in the production environment of a complex application. These problems are almost always more difficult, since they have survived all of the testing you could throw at them.</p></blockquote>
<p><small>John Casey</small></p>
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<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://blog.okmeter.io/simple-hard-metrics-that-help-reduce-mttr-when-looking-for-a-root-cause-637eaf5b3518" target="_blank">Simple/hard metrics that help reduce MTTR when looking for a root cause</a></div>
<div class="sreweekly-description">
<p>A story of a somewhat rare failure case (a datacenter heat buildup event) and how to monitor for such a thing without contributing to metrics overload.</p>
<p><small>Pavel Trukhanov — okmeter</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://charity.wtf/2018/08/19/shipping-software-should-not-be-scary/" target="_blank">Shipping Software Should Not Be Scary – charity.wtf</a></div>
<div class="sreweekly-description">
<blockquote><p>On twitter this week, @srhtcn noted that “Many incidents happen during or right after release” and asked for advice on ways to fix this.</p></blockquote>
<p>Great advice, useful for managers and individual contributors.</p>
<p><small>Charity Majors</small></p>
</div>
</div>
<h2>Outages</h2>
<ul class="sreweekly-outages">
<li><a href="https://9to5mac.com/2018/08/24/cloudkit-outage-data-loss/">Apple CloudKit</a>
<ul class="sreweekly-outage">
<li class="sreweekly-outage">
<blockquote><p>There appears to be some prolonged issues with Apple’s CloudKit service today, which Apple offers to developers as a way to store user data and sync across devices. Several developers have reported to us that they have seen data for their apps temporarily wiped in the last 24 hours as the CloudKit service experiences some form of outage.</p></blockquote>
</li>
</ul>
</li>
<li><a href="https://status.heroku.com/incidents/1617?utm_source=feedburner&amp;utm_medium=feed&amp;utm_campaign=Feed%3A+HerokuStatus+%28Heroku+%7C+Status%29">Heroku</a></li>
<li><a href="https://www.heraldsun.com.au/news/victoria/commonwealth-bank-online-and-visa-transactions-down/news-story/38c5bb1da1414ffeb2e7b22a6ff21637">Commonwealth Bank (AU)</a></li>
<li><a href="https://www.itnews.com.au/news/coles-suffers-nationwide-it-outage-500469">Coles (Supermarket chain)</a></li>
<li><a href="https://www.dailytelegraph.com.au/news/nsw/commuter-chaos-as-technical-issue-causes-major-delays-on-sydney-trains/news-story/3ec4c50ff3d1a1eb816a93d816318b82">Sydney, AU train system</a></li>
<li><a href="https://reddit.statuspage.io/incidents/3rfmfn4vxxrr">reddit</a>
<ul class="sreweekly-outage">
<li class="sreweekly-outage">And <a href="https://reddit.statuspage.io/incidents/n92ztrl4k8zl">another one</a>.</li>
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