A Seat at the Table – IT Leadership in the Age of Agility – Part 2 By Mark Schwartz “To the talented and hard-working government employees, so resilient in the face of impediments, criticism, and abuse the enterprise’s needs precisely. Risk is low, because the team is constantly adjusting.  Option 2: Compare that to the risk of buying a vendor’s product, where the investment is one large lump sum—and doesn’t have financial incentives to supportyou. Text “1” to @obvious if you like the first option, or “2” to @/dev/null if you prefer the second. Governance and Oversight Governance has traditionally been

Agility By Mark Schwartz “Mark Schwartz is a rare combination: a deep thinker who has also applied lean, Agile, and DevOps principles at the highest level, leading an extraordinary Agile transformation simply says that we should empower small teams to inspect and adapt rather than stick to a plan. Lean thinking gives that small team ways to speed up its inspecting and adapting process to maximize its can optimize the whole – a term of art in lean thinking – and be empowered as a team to own the entire value delivery process. Brining Lean Principles to Software Development: Kanban

The DevOps Handbook – Part 1 & 2 1. Preface xi a. Myth—DevOps is Only for Startups: b. Myth—DevOps Replaces Agile c. Myth—DevOps is incompatible with ITIL d. Myth—DevOps is Incompatible with Information is Just “Infrastructure as Code” or Automation: g. Myth—DevOps is Only for Open Source Software: 2. Foreword xix 3. Imagine a World Where Dev and Ops Become DevOps: a. THE CORE, CHRONIC CONFLICT i which must be pursued simultaneously: 1. Respond to the rapidly changing competitive landscape 2. Provide stable, reliable, and secure service to the customer b. THE BUSINESS VALUE OF DEVOPS i. Code

“Courage, I say, is the value most needed by Agile IT leaders.” – Mark Schwartz Last Time in Part 2 Enterprise Architecture: The job of IT leaders is not to execute projects on behalf of the business; objectives and produce investment themes that accomplish those objectives. When combined with Agile and Lean practices, this approach can focus IT planning, reduce risk, eliminate waste, and provide a supportive creating value. If you missed last month, you can find the handout for Part 2 on the Agile4Defense GitHub page at: https://git.io/JeaO2 Risk The presence of uncertainty is the simple reason why Agile approaches

Linux  Apache, IIS, TCServer, etc.  Oracle, DB2, SQL Server  How we got better  We read and we studied.  Created a self-improvement project  2 week iterations, planning and demos  Put everything  Do process map.  Do focus on Quality first.  Do start a book club. Book List  Scaling Lean & Agile Development: Thinking & Organizational Tools for Large-Scale Scrum, Craig Larman  Continuous About IT, DevOps, and Helping Your Business Win, Gene Kim, Kevin Behr, and George Spafford.  The Lean Primer, Craig Larman and Bas Vodde Steve Barr steve.barr@csgi.com @srbarr1

com/watch?v=RXzurBazN-I Scaled Agile Framework (SAFe): Dean Leffingwell - Agile Software Requirements: Lean Requirements for Teams Programs and the Enterprise (2011) and Scaling Software Agility: Best Practices Code quality - can't scale crappy code  Program execution  Alignment  Transparency House of Lean: "We need to figure out a way to deliver software so fast that our customers don't have time to change

There, the past two administrations—first a Republican, now a Democrat —have embraced what they call Lean government. The current governor, Jay Inslee, said in a campaign interview in the fall of 2012, “A from any campaign platform: 1. A “world-class” education system from preschool through college; 2. A “prosperous economy”; 3. Making Washington a national leader in sustainable energy and a clean environment;

quick detection & recovery iv. Ensure features operate as intended and achieve organizational goals 2. Ch. 14 – Create Telemetry to Enable Seeing and Solving Problems a. Fact – Things will go wrong in best-performing organization were better at diagnosing & fixing service incidents. 1. “Culture of Causality” 2. Used disciplined approach to solving problems using telemetry to understand contributing factors and environments layer a. Events, logs, & metrics b. Common service to centralize, rotate, and delete 2. Event router responsible for storing our events and metrics a. Enables visualization, trending, alerting

Python源代码遵循GPL协议 Python是一种解释型、面向对象、动态数据类型、可交互的语言 python2.0于2000-10-16发布，于2020年1月1日停止更新2.x版本， Python-2.7成为最后一个py 2.x版本 python3.0于2008-12-03发布 python各版本发布时间： 2.0.1 2001-06-22 3.7.0 2018-06-27 2.7 本文档以开源的形式发布，所有条款如下： （1）无担保：作者不保证文档内容的准确无误，亦不承担由于使用此文档所 导致的任何后果 （2）自由使用：任何人可以出于任何目的而自由地 阅读/链接/打印/转载/引 用/分发/再创作 此文档，无需任何附加条件 若您 阅读/链接/打印/转载/引用/分发/再创作 本文档，则说明接受以 上2个条款。 作者：李茂福 2022-03-26 ~ 2024-03-08 ★第0章、linux执行python脚本的方式 户 名 \AppData\Local\Programs\Python\Python310 centos7 2.7.5 /usr/bin/python --> /usr/bin/python2 --> /usr/bin/python2.7 (可执行文件) centos8 3.6.8 /usr/libexec/pla�orm-python --> /usr/lib

面的#号，#号只是提示应 该使用root权限操作 2.绿色字体表示注释，有时注释太多就不用绿色表示了 3.注意：本文档的所有操作请先在测环境进行实践，请不要直接在真实的服务 器中操作！ 版权声明： 本文档以开源的形式发布，所有条款如下： （1）无担保：作者不保证文档内容的准确无误，亦不承担由于使用此文档所导致的任何后果 （2）自由使用：任何人可以出于任何目的而自由地 阅读/链接/打印/转载/引用/分发/再创作 阅读/链接/打印/转载/引用/分发/再创作 此文档，无 需任何附加条件 若您 阅读/链接/打印/转载/引用/分发/再创作 本文档，则说明接受以上2个条 款。 作者：李茂福 更新日期：2023-12-29 ★第0章、K8S集群搭建准备工作 相关单词原义： docker 码头工人 pod 集装箱 kubernetes 舵手，领航员 helm 舵轮，驾驶盘 chart 图表，海图 ①k8s对系统要求 linux内核在3.10及以上，服务器规格2核cpu，2G内存及以上，可以装在虚拟机 里，也可以装在实体机上 ②规划主机名及ip k8s的服务器使用固定ip地址，配置主机名，要求能解析相应的主机名（master 结点）到对应的ip地址，可以使