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<h1 class="entry-title" itemprop="headline" ><a href="https://sreweekly.com/sre-weekly-issue-125/">SRE Weekly Issue #125</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-125/">June 10, 2018</a>
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<a href="https://sreweekly.com/sre-weekly-issue-125/" title="Permalink to SRE Weekly Issue #125" class="email_only">View on sreweekly.com</a>
<div class="sreweekly-sponsor-message" style="border: 1px solid #b0b0b0; padding-left: 1rem; padding-right: 1rem; width: 80%; align: center; margin: 2rem auto 2rem auto;">
<h2 style="text-align: center; font-size: 55%; color: #b0b0b0;">SPONSOR MESSAGE</h2>
<p>Now is the time to start investing in DevOps. We sat down with Forrester’s Chris Condo to get an industry expert’s opinions on this exact topic:</p>
<p><a href="http://try.victorops.com/SREWeekly/Chat-With-Chris-Condo">http://try.victorops.com/SREWeekly/Chat-With-Chris-Condo</a></p>
</div>
<h2>Articles</h2>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://medium.com/@nate510/don-t-use-go-s-default-http-client-4804cb19f779" target="_blank">Don’t use Go’s default HTTP client (in production)</a></div>
<div class="sreweekly-description">
<p>Go&#8217;s HTTP client defaults to no timeout. Making HTTP requests with no timeout is rarely a good idea and has been at the heart of many incidents I&#8217;ve been involved in.</p>
<p><small>Nathan Smith</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://cloudplatform.googleblog.com/2018/06/What-DBAs-need-to-know-about-Cloud-Spanner-part-1-Keys-and-indexes.html" target="_blank">What DBAs need to know about Cloud Spanner, part 1: Keys and indexes</a></div>
<div class="sreweekly-description">
<p>A few times now, I&#8217;ve made offhand comments about how Spanner promises a lot and I&#8217;d like to know what the catches are. Here they are! In all fairness, they&#8217;re pretty reasonable constraints to work with.</p>
<p><small>Niel Markwick and Robert Saxby — Google</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="http://michael-kehoe.io/post/postmortem-template/" target="_blank">A Postmortem Template</a></div>
<div class="sreweekly-description">
<p>I&#8217;d refer to this as more of a retrospective template, but in any case, it&#8217;s pretty nifty!</p>
<p><small>Michael Kehoe</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.pcgamer.com/what-happens-when-online-games-go-down-for-maintenance/" target="_blank">What happens when online games go down for maintenance</a></div>
<div class="sreweekly-description">
<p>This is a news report rather than a technical deep-dive. It&#8217;s got some pretty interesting (and amusing) stories from various MMOs.</p>
<p><small> Alex Wiltshire — PC Gamer</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://medium.com/netflix-techblog/lessons-from-building-observability-tools-at-netflix-7cfafed6ab17?source=rss----2615bd06b42e---4" target="_blank">Lessons from Building Observability Tools at Netflix</a></div>
<div class="sreweekly-description">
<p>Here&#8217;s how Netflix does observability.</p>
<p><small>Kevin Lew and Sangeeta Narayanan — Netflix</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://status.heroku.com/" target="_blank">Heroku Status</a></div>
<div class="sreweekly-description">
<p>Looks like I&#8217;ve missed a few incident followup posts from Heroku in the past couple months:</p>
<p><a href="https://status.heroku.com/incidents/1548">#1548</a>: Increased errors in starting dynos<br />
<a href="https://status.heroku.com/incidents/1535">#1535</a>: Post-incident Dyno Restarts<br />
<a href="https://status.heroku.com/incidents/1459">#1459</a>: Scheduled API Maintenance on Monday March 26 at 23:00 UTC (4:00 PM PT)&#8217;<br />
<a href="https://status.heroku.com/incidents/1413">#1413</a>: Dyno Availability<br />
<a href="https://status.heroku.com/incidents/1414">#1414</a>: Heroku Connect Sync Delays<br />
<a href="https://status.heroku.com/incidents/1395">#1395</a>: Heroku Connect Availability<br />
<a href="https://status.heroku.com/incidents/1393">#1393</a>: Heroku Connect unavailable<br />
<a href="https://status.heroku.com/incidents/1379">#1379</a>: Dyno boot issues</p>
</div>
</div>
<h2>Outages</h2>
<ul class="sreweekly-outages">
<li><a href="https://wdwnt.com/2018/06/walt-disney-world-website-and-my-disney-experience-mobile-app-completely-unavailable-all-fastpass-dining-and-resort-reservations-affected-2/">Walt Disney World Website and My Disney Experience Mobile App</a>
<ul class="sreweekly-outage">
<li class="sreweekly-outage">Having just been to Disney World in April, I can attest to the severity of this kind of outage and the importance of the app.</li>
</ul>
</li>
<li><a href="https://www.techgenyz.com/2018/06/06/paytm-app-down-users-complains/">Paytm (digital wallet service)</a></li>
<li><a href="https://www.afr.com/business/banking-and-finance/financial-services/asx-back-online-after-fire-alarm-bungle-20180604-h10ytt">ASX (Australian Stock Exchange)</a>
<ul class="sreweekly-outage">
<li class="sreweekly-outage">Inadvertent release of fire suppression gas damaged some equipment and halted trading.</li>
</ul>
</li>
<li><a href="https://www.express.co.uk/life-style/science-technology/969534/instagram-down-is-instagram-still-down-today-when-will-it-be-back">Instagram</a></li>
<li><a href="https://www.telegraph.co.uk/business/2018/06/07/london-stock-exchange-fails-open-rare-disruption/">LSE (London Stock Exchange)</a></li>
<li><a href="https://www.hindustantimes.com/tech/twitter-down-for-many-users-says-it-s-over-capacity/story-fKe5a2LTEh3g1gfSpKpliN.html">Twitter</a></li>
<li><a href="https://blog.cloudflare.com/today-we-mitigated-1-1-1-1/">Today we mitigated 1.1.1.1</a>
<ul class="sreweekly-outage">
<li class="sreweekly-outage">
<blockquote><p>On May 31, 2018 we had a 17 minute outage on our 1.1.1.1 resolver service; this was our doing and not the result of an attack.</p></blockquote>
<p>Cloudflare shares some detail on what went wrong in this comprehensive incident analysis.</p>
<p><small> Marek Majkowski — Cloudflare</small></li>
</ul>
</li>
</ul>
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