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<h1 class="entry-title" itemprop="headline" ><a href="https://sreweekly.com/sre-weekly-issue-133/">SRE Weekly Issue #133</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-133/">August 5, 2018</a>
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<a href="https://sreweekly.com/sre-weekly-issue-133/" title="Permalink to SRE Weekly Issue #133" 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>A big part of SRE is outage preparation and confidence. See how a DevOps culture of collaboration and accountability can better prepare your SRE team for outages:</p>
<p><a href="http://try.victorops.com/sreweekly/sre-outage-collaboration">http://try.victorops.com/sreweekly/sre-outage-collaboration</a></p>
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<h2>Articles</h2>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="http://sreweekly.com/sre-weekly-issue-132/" target="_blank">Errata: miscredited article in last week&#8217;s issue</a></div>
<div class="sreweekly-description">
<p>My sincerest apology to Ali Haider Zaveri, author of the article <a href="https://code.fb.com/data-infrastructure/location-aware-distribution-configuring-servers-at-scale/">Location-Aware Distribution: Configuring servers at scale</a>. I originally miscredited the article to two folks, claiming they were from Facebook when in fact they work at Google.</p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://bytes.grubhub.com/cloud-infrastructure-at-grubhub-94db998a898a" target="_blank">Cloud infrastructure at Grubhub</a></div>
<div class="sreweekly-description">
<p>As Grubhub built out their service-oriented architecture, they first developed &#8220;base frameworks for building highly available, distributed services&#8221;.</p>
<p><small>William Blackie — Grubhub</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://blog.cloudflare.com/how-we-scaled-nginx-and-saved-the-world-54-years-every-day/" target="_blank">How we scaled nginx and saved the world 54 years every day</a></div>
<div class="sreweekly-description">
<p>Cloudflare discusses an optimization that improves their p99 response time in the face of occasionally slow disk access. Today I learned: Linux does not allow for non-blocking disk reads.</p>
<p><small> Ka-Hing Cheung — Cloudflare</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://security.googleblog.com/2017/09/chromes-plan-to-distrust-symantec.html" target="_blank">Google Online Security Blog: Chrome’s Plan to Distrust Symantec Certificates</a></div>
<div class="sreweekly-description">
<p>I include this article not just to warn you in case you depend on GeoTrust certificates, but also to highlight what&#8217;s involved in running a reliable and trustworthy CA.</p>
<p><small>Devon O’Brien, Ryan Sleevi, and Andrew Whalley — Google</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://blog.ably.io/how-adopting-a-distributed-rate-limiting-helps-scale-your-platform-1afdf3944b5a?source=rss----63d285882655--realtime_tech" target="_blank">How we built a globally distributed rate limiter that scales horizontally</a></div>
<div class="sreweekly-description">
<p>They go over the 6 key constraints that influenced their design and describe the solution they came up with. Some of the constraints seem to involve preserving not just their own systems&#8217; reliability, but that of their customers&#8217; systems.</p>
<p><small>Simon Woolf — Ably</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="http://feedproxy.google.com/~r/ClPlBl/~3/SjVNWkWit9k/repairing-network-hardware-at-scale-with-sre-principles.html" target="_blank">Repairing network hardware at scale with SRE principles</a></div>
<div class="sreweekly-description">
<blockquote><p>Given that we already knew in advance how to deal with each issue as it arose, it made sense to automate the work. Here’s how we did it.</p></blockquote>
<p><small>James O’Keeffe — Google</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="http://rahulrajatsingh.com/2018/07/understanding-azure-load-balancing-solutions-azure-load-balancer-azure-application-gateway-and-azure-traffic-manager/" target="_blank">Understanding Azure Load Balancing Solutions – Azure Load Balancer, Azure Application Gateway and Azure Traffic Manager – Rahul Rajat Singh&#8217;s blog</a></div>
<div class="sreweekly-description">
<blockquote><p>In this article we will look at the various load balancing solutions available in Azure and which one should be used in which scenario.</p></blockquote>
<p><small>Rahul Rajat Singh</small></p>
</div>
</div>
<h2>Outages</h2>
<ul class="sreweekly-outages">
<li><a href="http://status.cloud.google.com/incident/cloud-networking/18014#18014005">Google Cloud Networking europe-west2</a></li>
<li><a href="https://status.github.com/messages">GitHub</a></li>
<li><a href="https://www.thesun.co.uk/tech/6937553/facebook-down-not-working-crashed-website-broken/">Facebook</a></li>
<li><a href="https://www.theregister.co.uk/2018/08/01/fastmail_takes_a_nap_in_network_blunder/">FastMail</a></li>
<li><a href="https://www.kansas.com/news/nation-world/national/article215836735.html">Chipotle</a>
<ul class="sreweekly-outage">
<li class="sreweekly-outage">It appears that Chipotle may have DoSed themselves with an offer of free guacamole to folks that order online.</li>
</ul>
</li>
<li><a href="https://deadline.com/2018/07/moviepass-manic-monday-ticket-service-outage-again-at-major-chains-1202436719/">MoviePass</a></li>
</ul>
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