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<h1 class="entry-title" itemprop="headline" ><a href="https://sreweekly.com/sre-weekly-issue-289/">SRE Weekly Issue #289</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-289/">September 26, 2021</a>
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<a href="https://sreweekly.com/sre-weekly-issue-289/" title="Permalink to SRE Weekly Issue #289" 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, StackHawk:</h2>
<p>Semgrep and StackHawk are showing you what&#8217;s new with automated security testing on September 30. Grab your spot:<br />
<a href="https://sthwk.com/whats-new-webinar">https://sthwk.com/whats-new-webinar</a></p>
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<h2>Articles</h2>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.srepath.com/sre-unique-approach-to-work/" target="_blank" rel="noopener">How SREs are unique in their approach to work</a></div>
<div class="sreweekly-description">
<blockquote><p>Here are some things that make SREs a unique breed in software work:</p></blockquote>
<p>The one about Scrum caught my eye, and I followed the links through to the Stack Overflow post about SRE and Scrum.</p>
<p><small>Ash P — Cruform</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://biriukov.dev/docs/page-cache/0-linux-page-cache-for-sre/" target="_blank" rel="noopener">Linux Page Cache for SRE</a></div>
<div class="sreweekly-description">
<p>An in-depth explainer on the Linux page cache, full of details and experiments.</p>
<p><small>Viacheslav Biriukov</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.reddit.com/r/sre/comments/prk7mj/just_got_my_first_sre_job_i_start_tomorrow_any/" target="_blank" rel="noopener">Just got my first SRE job. I start tomorrow, any advice?</a></div>
<div class="sreweekly-description">
<p>There&#8217;s some great advice in this reddit thread&#8230; and maybe some tongue-in-cheek advice too.</p>
<blockquote><p>Take production down the first day they give access — then it&#8217;s nothing but up from there!</p></blockquote>
<p><small>Various — reddit</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://humanitec.com/blog/what-developer-self-service-shouldnt-look-like" target="_blank" rel="noopener">Dark Side of Self-Service</a></div>
<div class="sreweekly-description">
<p>Using two real-world case studies, this article explains how developer self-service can go wrong, and then discusses how to avoid these pitfalls.</p>
<p><small>Kaspar von Grünberg — humanitec</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://spike.sh/blog/sre-role-2021-analysed-30-job-postings/" target="_blank" rel="noopener">What is expected in the SRE role? We analyzed 30 job postings to find out.</a></div>
<div class="sreweekly-description">
<p>What a great idea! I found it especially interesting that only 34% of SRE job postings mention defining SLIs/SLOs/error budgets.</p>
<p><small>Pruthvi — Spike.sh</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://www.pagerduty.com/blog/how-to-resolve-incidents-faster/" target="_blank" rel="noopener">10 questions teams should be asking for faster incident response</a></div>
<div class="sreweekly-description">
<blockquote><p>For the first time, we’ve created the State of Digital Operations Report which is based on PagerDuty platform data.<br />
[&#8230;]<br />
we will walk through some of these findings and share 10 questions teams can ask themselves to improve their incident response.</p></blockquote>
<p><small>Hannah Culver — PagerDuty</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://incident.io/blog/how-to-avoid-bad-assumptions-during-incidents" target="_blank" rel="noopener">How to avoid bad assumptions during incidents</a></div>
<div class="sreweekly-description">
<p>Incident response so often gets mired in assumptions that need to be re-evaluated. This article uses an incident as a case study</p>
<p><small>Lawrence Jones — incident.io.</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://rootly.io/blog/sre-vs-devops-what-are-the-differences" target="_blank" rel="noopener">SRE vs. DevOps: What are the Differences?</a></div>
<div class="sreweekly-description">
<p>This one lays out clear definitions of SRE and DevOps and compares and contrasts them.</p>
<p><small>Mateus Gurgel — Rootly</small></p>
</div>
</div>
<div class="sreweekly-entry">
<div class="sreweekly-title"><a href="https://arxiv.org/pdf/2109.09265.pdf" target="_blank" rel="noopener">Merlion: A Machine Learning Library for Time Series</a></div>
<div class="sreweekly-description">
<p>This week, Saleforce released Merlion, a Python library for time series machine learning and anomaly detection. Linked is an in-depth research paper on Merlin, explaining its theory of operation and experimental results.</p>
<p><small>Bhatnagar et al. — Salesforce</small></p>
</div>
</div>
<h2>Outages</h2>
<ul class="sreweekly-outages">
<li><a href="https://www.redditstatus.com/incidents/zt00pdljgnqn">reddit</a></li>
<li><a href="https://metastatuspage.com/incidents/ryjgxx2sgw8y">Atlassian Statuspage.io</a></li>
<li><a href="https://www.theregister.com/2021/09/24/giant_pay_outage/">Giant Pay</a></li>
<li><a href="https://trello.status.atlassian.com/incidents/n2lx8yqhpqx9">Trello</a>
<ul class="sreweekly-outage">
<li class="sreweekly-outage">Trello had major outages on two consecutive days (<a href="https://trello.status.atlassian.com/incidents/sfymn2210y96">here</a>&#8216;s the other).</li>
</ul>
</li>
</ul>
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