Devops Enterprise Summit: My Great Awakening:  Top “Ah-ha” Moments As Former Dev Manager

1. © Copyright 2014 Pivotal. All rights reserved.© Copyright 2015 Pivotal. All rights reserved. My Great Awakening:   Top “Ah-ha” Moments As Former Dev Manager Devops Enterprise Summit October 2015 1 Cornelia Davis ● @cdavisafc ● cdavis@pivotal.io CTO, Transformation Practice

2. © Copyright 2014 Pivotal. All rights reserved.© Copyright 2015 Pivotal. All rights reserved. 2 When I first started working on PaaS… “For us, PaaS is a set of services aimed at developers that helps them develop and test apps without having to worry about the underlying infrastructure. Developers don't want to have to worry about provisioning the servers, storage and backup associated with developing and launching an app.” … but then I learned [1] http://www.javaworld.com/article/2078801/java-app-dev/forrester--paas-makes-developers-happy.html [2] http://www.infoworld.com/d/cloud-computing/paas-primer-what-platform-service-and-why-does-it-matter-212696

10. © Copyright 2014 Pivotal. All rights reserved.© Copyright 2015 Pivotal. All rights reserved. 10 • Ops team has a backlog and a Product Manager • (just as app team) • Ops team has a “prod pair” • App team has a “prod pair” • A very sensible way of managing deployments

12. © Copyright 2014 Pivotal. All rights reserved.© Copyright 2015 Pivotal. All rights reserved. 12 1. Do deployments during working hours HOW??? 2. Immutable Infrastructure NO SNOWFLAKES!!! 3. Single deployable artifact BUILDS DONE BEFORE DEPLOY Runtime: Dev ! MastServices: Dev ! Mast Svc: Mast ! CR; RT: Mast ! CR Dijon Tabasco A1 Prod Services: Dev; Runtime: CR Services: CR; Runtime: Dev Services: Mast; Runtime: Mast Services: Rel; Runtime: Rel Svc: CR ! Rel; RT: CR ! Rel Shared Package Cache

13. © Copyright 2014 Pivotal. All rights reserved.© Copyright 2015 Pivotal. All rights reserved. 13 1. Do deployments during working hours HOW??? 2. Immutable Infrastructure NO SNOWFLAKES!!! 3. Single deployable artifact BUILDS DONE BEFORE DEPLOY 4. Declarative deployment specification EVENTUAL CONSISTENCY! Amend (Re)deploy (Re)configure (Re)connect Monitor Current State Desired State

22. © Copyright 2014 Pivotal. All rights reserved.© Copyright 2015 Pivotal. All rights reserved. 22 A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A ... Started updating job runner_z1 > runner_z1/91. Done (00:01:06) Started updating job runner_z1 > runner_z1/92. Done (00:01:06) Started updating job runner_z1 > runner_z1/93. Done (00:01:06) Started updating job runner_z1 > runner_z1/94. Done (00:01:06) Started updating job runner_z1 > runner_z1/95. Done (00:01:06) Started updating job runner_z1 > runner_z1/96. Failed !!

23. © Copyright 2014 Pivotal. All rights reserved.© Copyright 2015 Pivotal. All rights reserved. On the… BOSH Agent port: Directory Server port: … healthy DEA 35560 34567 … unhealthy DEA 34567 Port binding failed 23 Ephemeral Port Range: 32768 to 61000 Developer should not have used port 34567 Dynamically Assigned Statically Assigned

24. © Copyright 2014 Pivotal. All rights reserved.© Copyright 2015 Pivotal. All rights reserved. 24 Your Application Code Platform Virtualized Infrastructure Platform Operations Application Development Application Operations Creates deployable artifact • Config Prod space • Deploys application to Prod • Monitors application • Scales application (capacity) • Deploys new app version with zero downtime. • Deploys platform • Makes standard runtimes and services available • Monitors platform • Scales platform (ensuring sufficient capacity) • Upgrades platform with zero- downtime

26. © Copyright 2014 Pivotal. All rights reserved.© Copyright 2015 Pivotal. All rights reserved. 26 • Treat Ops as any other product • backlog, prod pair • Workday deployments • Single deployable artifact • Separate application operations from platform operations • App team = App Dev + App Ops

27. © Copyright 2014 Pivotal. All rights reserved.© Copyright 2015 Pivotal. All rights reserved. 27 • Revelations From the Field – Life in the Operations Team (the one about the loggregator scaling) http://blog.pivotal.io/cloud-foundry-pivotal/p-o-v/revelations-from-the- field-life-in-the-operations-team • Is Continuous Delivery a First Class Concern of Your Platform? (the one about dashboards) http://blog.pivotal.io/cloud-foundry-pivotal/products/is-continuous- delivery-a-first-class-concern-of-your-platform • Cloud Foundry Ops: Ephemeral Ports and the Value of a Platform as a Service (the one about, well, ephemeral ports) http://blog.pivotal.io/cloud-foundry-pivotal/p-o-v/cloud-foundry- ops-ephemeral-ports-and-the-value-of-a-platform-as-a-service

28. © Copyright 2014 Pivotal. All rights reserved.© Copyright 2015 Pivotal. All rights reserved. 28 Here’s what I need help with https://www.washingtonpost.com/news/innovations/wp/2014/02/14/silicon-valleys-gender-imbalance-in-one-chart/ Changing the distribution will take effort from all of us!

29. © Copyright 2014 Pivotal. All rights reserved.© Copyright 2015 Pivotal. All rights reserved. Thank you! Devops Enterprise Summit October 2015 29 Cornelia Davis ● @cdavisafc ● cdavis@pivotal.io CTO, Transformation Practice

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