2012-10-21 03:14:50 +02:00
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<!doctype html>
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2022-08-12 08:19:15 +02:00
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2023-05-19 20:08:46 +02:00
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<section>
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<section data-markdown>
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# About me
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* Dirk Nederveen, [@dirk@blog.ndrvn.nl](https://blog.ndrvn.nl/u/dirk)
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* Husband, father of 3, Streaming Engineer (QA) @Jet-Stream
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* Interests:
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- Theology
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- Neurospychology
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- Reading
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- Beer brewing
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</section>
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</section>
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<section id="toc">
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<h1>TOC</h1>
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<ol style="list-style: lower-roman;">
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<li><a href="#/deployment-anxiety-disorder">Deployment Anxiety Disorder</a></li>
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<li><a href="#/feedback-latency">Feedback latency</a></li>
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</ol>
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</section>
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<section id="deployment-anxiety-disorder">
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<section>
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<em>
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Please raise your hand if you ever...
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</em>
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<ul>
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<li class="fragment">deployed code that you didn't trust
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<span class="fragment">with a service disruption as a consequence 😱💥</span>
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</li>
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<li class="fragment">deployed code that you <em>did</em> trust
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<span class="fragment">that did boom anyway 😱💥</span>
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</li>
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<li class="fragment">worked with an acceptance/staging environment
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<span class="fragment">and production still did boom 😱💥</span>
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</li>
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<li class="fragment">held off a deployment on a Friday, to avoid '😱💥'</li>
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<li class="fragment">... on a Thursday</li>
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</ul>
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</section>
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<section data-markdown>
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# Deployment Anxiety Disorder
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2023-05-19 21:03:30 +02:00
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*A troublesome fear that prod go 💥. Symptoms may include:*
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2023-05-19 20:08:46 +02:00
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- excessive or insufficient release planning
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- difficulty to perform updates
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- panic attacks
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- CYA strategies
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- entertaining thoughts about working at Hornbach
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</section>
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<section data-markdown>
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# Stress hormones
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* natural response to stress
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* acute stress: adrenaline
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- fight-or-flight response
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- prepares your body for action
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* prolonged stress: cortisol
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- freeze response
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- restlessness
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- anxiety disorders, depression
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* mortal enemy AND big ally
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- big ally if you learn to regulate the body response to stress hormones
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</section>
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<section data-markdown style="font-family: 'Comic Sans','Comic Neue';">
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# Regulation 🏗️
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* Respond to stress hormones for your benefit
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- from *fight* to *take control*
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- from *flight* to *take a break*
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- from *freeze* to *accept*
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* Apply brakes
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* Build trust
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* Control emotions
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</section>
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<section data-markdown style="font-family: 'Comic Sans','Comic Neue';">
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# Emotional regulation in software delivery 🏗️🏗️
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* Apply brakes
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- Commit to an *acceptable* workload
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- Communicate about your needs
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* Build trust
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- Deliver quality software
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</section>
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</section>
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<section id="continuous-delivery">
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<h1>Continuous delivery</h1>
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<div style="width: 80%; float: left" data-markdown="">
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* Build quality in
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* Work in small batches
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* Computers perform repetitive tasks, people solve problems
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* Relentlessly pursue continuous improvement
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* Everyone is responsible
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</div>
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<div style="float: right; width: 20%; height: 8em">
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<a href="https://www.bol.com/nl/nl/p/accelerate/9200000080652224">
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<img src="accelerate.jpg" style="height: 50%;">
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</a><br>
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<a href="https://www.informit.com/store/continuous-delivery-reliable-software-releases-through-9780321770424?ranMID=24808">
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<img src="cd-book.png" style="height: 50%;">
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</a>
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</div>
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2023-05-19 20:08:46 +02:00
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</section>
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<section>
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<section data-markdown>
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# Value stream mapping
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How does the value stream through the organisation?
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👇
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</section>
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<section data-markdown>
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- Customer calls with a question about sending an invoice on Monday 1 May, Support Hero logs ticket BS-1234 in
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Jira
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- Product Owner, Tech Lead and Support Hero have triage meeting on Thursday 4 May, bug confirmed, priority
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'Highest'
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- Product Owner and Tech Lead have backlog grooming meeting on Friday 5 May
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- Team has Sprint Planning meeting on Monday 8 May, commit to BS-1234 for 2 Story Points
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👇
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</section>
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<section data-markdown>
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- Jr. Dev picks up BS-1234, needs clarification and sends Customer an email on Wednesday 10 May
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- Customer responds Thursday 11 May, 16:00
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- Jr. Dev starts implementation on Monday 15 May, opens PR #2345 in GitHub
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- Sr. Dev responds to PR #2345 on Tuesday 16 May 16:00, needs improvement
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👇
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</section>
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<section data-markdown>
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- Jr. Dev processes feedback on Thursday 18 May, 10:00
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- Sr. Dev merges PR #2345 on Thursday 18 May 🎉
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- Operations Team prepares release after Sprint end, and deploys update on Tuesday, 23 May
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</section>
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2023-05-19 21:03:30 +02:00
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<section data-markdown="">
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Why is this process slow?
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* Closed Sprint (1 week)
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* Hand-offs:
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- Support Hero ➡️ Tech Team
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- Jr. Dev ➡️ Sr. Dev
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- Dev Team ➡️ Ops team
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* Delays in process
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- Asynchronous PR review
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- Separate release team
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</section>
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<section data-markdown="">
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# What to do this Monday?
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* Draw the value stream in your org
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*
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</section>
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2023-05-19 20:08:46 +02:00
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</section>
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2012-08-04 06:33:27 +02:00
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