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<header class="entry-header cf">
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<h1 class="entry-title" itemprop="headline" ><a href="https://sreweekly.com/sre-weekly-issue-5/">SRE Weekly Issue #5</a></h1>
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<i class="genericon genericon-day"></i><a class="updated" href="https://sreweekly.com/sre-weekly-issue-5/">January 10, 2016</a>
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<a href="https://sreweekly.com/sre-weekly-issue-5/" title="Permalink to SRE Weekly Issue #5" class="email_only">View on sreweekly.com</a>
|
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<h2>Articles</h2>
|
||
<div class="sreweekly-entry">
|
||
<div class="sreweekly-title"><a href="http://bravenewgeek.com/you-own-your-availability/" target="_blank">You Own Your Availability</a></div>
|
||
<div class="sreweekly-description">
|
||
<p>What does owning your availability really mean? Brave New Geek argues that it simply means owning your design decisions. I love this quote: </p>
|
||
<blockquote><p>An SLA is not an insurance policy or a hedge against the business impact of an outage, it’s merely a refund policy.</p></blockquote>
|
||
</div>
|
||
</div>
|
||
<div class="sreweekly-entry">
|
||
<div class="sreweekly-title"><a href="http://www.itproportal.com/2016/01/04/isis-hackers-claim-responsibility-bbc-outage-during-test-attack/" target="_blank">ISIS hackers claim responsibility for BBC outage during “test attack”</a></div>
|
||
<div class="sreweekly-description">
|
||
<p>Apparently last week’s BBC outage was “just a test”. Now we have to defend our networks against misdirected hacktivism?</p>
|
||
</div>
|
||
</div>
|
||
<div class="sreweekly-entry">
|
||
<div class="sreweekly-title"><a href="https://dzone.com/articles/operations-is-more-than-just-systems-administratio" target="_blank">Operations is More Than Just Systems Administration</a></div>
|
||
<div class="sreweekly-description">
|
||
<p>Increased deployment automation leads to the suggestion that developers can now “do ops” (see also: “NoOps”). This author explains why operations is much more than deployment.</p>
|
||
<p> <small><em>Full disclosure: Heroku, my employer, is briefly mentioned.</em></small></p>
|
||
</div>
|
||
</div>
|
||
<div class="sreweekly-entry">
|
||
<div class="sreweekly-title"><a href="https://dzone.com/articles/oysters-underground-nightmare-when-devops-kills-re" target="_blank">Oyster’s Underground Nightmare: When DevOps Kills Retail – DZone DevOps</a></div>
|
||
<div class="sreweekly-description">
|
||
<p>Tips on how to move toward rapid releases without drastically increasing your risk of outages. They cite the Knight Capital automated trading mishap as a cautionary example, along with Starbucks and this week’s Oyster outage.</p>
|
||
</div>
|
||
</div>
|
||
<div class="sreweekly-entry">
|
||
<div class="sreweekly-title"><a href="http://blog.acolyer.org/2015/10/16/holistic-configuration-management-at-facebook/" target="_blank">Holistic Configuration Management at Facebook | the morning paper</a></div>
|
||
<div class="sreweekly-description">
|
||
<p>Facebook uses configuration for many facets of its service, and they embrace “configuration as code”. They make extensive use of automated testing and canary deployments to keep things safe. </p>
|
||
<blockquote><p>Thousands of changes made by thousands of people is a recipe for configuration errors – a major source of site outages.</p></blockquote>
|
||
</div>
|
||
</div>
|
||
<div class="sreweekly-entry">
|
||
<div class="sreweekly-title"><a href="https://www.pagerduty.com/blog/quick-tips-how-to-post-mortem-every-incident/" target="_blank">Quick Tips: How to Post Mortem Every Incident</a></div>
|
||
<div class="sreweekly-description">
|
||
<p>PagerDuty shares a few ideas about how and why to do retrospective analysis of incidents.</p>
|
||
</div>
|
||
</div>
|
||
<div class="sreweekly-entry">
|
||
<div class="sreweekly-title"><a href="http://www.infoq.com/presentations/netflix-asynchronous-apps" target="_blank">Crossroads of Asynchrony and Graceful Degradation</a></div>
|
||
<div class="sreweekly-description">
|
||
<p>Another talk from QCon. Netflix’s Nitesh Kant explains how an asynchronous microstructure architecture naturally supports graceful degradation. (thanks to DevOps Weekly for the link)</p>
|
||
</div>
|
||
</div>
|
||
<div class="sreweekly-entry">
|
||
<div class="sreweekly-title"><a href="http://queue.acm.org/detail.cfm?id=2655736" target="_blank">The Network is Reliable</a></div>
|
||
<div class="sreweekly-description">
|
||
<p>One of the fallacies of distributed computing. This ACM Queue article is an informal survey of all sorts of fascinating ways that networks fail.</p>
|
||
</div>
|
||
</div>
|
||
<h2>Outages</h2>
|
||
<ul class="sreweekly-outages">
|
||
<li><a href="http://www.nintendo-insider.com/nintendo-network-down-after-service-suffers-unexpected-outage/">Nintendo Network Down After Service Suffers Unexpected Outage</a>
|
||
<li><a href="http://www.techweekeurope.co.uk/cloud/cloud-management/hsbc-website-online-banking-outage-182956">HSBC Online Banking</a>
|
||
<li><a href="http://www.datacenterdynamics.com/critical-environment/vodafones-uk-data-center-suffers-outage-due-to-floods/95438.fullarticle">Vodafone</a>
|
||
<ul class="sreweekly-outage">
|
||
<li class="sreweekly-outage">Flooding in their UK datacenter.
|
||
</ul>
|
||
<li><a href="http://www.theregister.co.uk/2016/01/05/easyspace_downtime_problems_connectivity/">Easyspace</a>
|
||
<li><a href="http://www.thesundaytimes.co.uk/sto/news/uk_news/article1652092.ece?shareToken=1a4fc25d373404624239791c22220816">Oyster (London transit system)</a>
|
||
<li><a href="http://nj1015.com/verizon-wireless-outage-knocks-out-service-for-some-nj-customers/">Verizon Wireless</a>
|
||
<li><a href="http://www.scnow.com/news/local/article_3a32495c-b61e-11e5-8dda-73daf8fddc4a.html">Time Warner Cable</a>
|
||
<li><a href="http://www.ibtimes.com.au/sony-extends-ps-plus-ps-now-memberships-due-psn-problems-1497695">Sony PlayStation Network</a>
|
||
<ul class="sreweekly-outage">
|
||
<li class="sreweekly-outage">Sony has said they will compensate users by extending subscriptions.
|
||
</ul>
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