The DevOps Handbooklimited documentation, hiding telemetry, deflection 1. Prevents creation of institutional knowledge about incidents and learning needed to prevent them in the future ii. Use for fact-based problem-solving will likely over or under alertd. USING ANOMALY DETECTION TECHNIQUES i. Anomaly detection is “the search for items or events which do not conform to an expected pattern.” ii. Smoothing – suitable for “evaluating well-designed and executed experiments that were designed to improve a key metric, only about one-third were successful at improving the key metric!” iii. A/B testing helps reduce zero or negative0 码力 | 8 页 | 24.02 KB | 5 月前3
Velocity Conference 2015Velocity Conference 2015 What is Velocity all about? What did I learn? Service Workers: The Practical Bits by Patrick Meenan (Google) @patmeenan http://www.slideshare.net/patrickmeenan/service-workers-for-performance ty-2015-linux-perf-tools Value of mentoring (vs self-teaching through search) is mentor telling you what not to worry about Perf events mixed mode can show stack traces of both Java and native0 码力 | 4 页 | 176.79 KB | 5 月前3
MITRE Defense Agile Acquisition Guide - Mar 2014throughout the guide pose a series of key questions to help acquisition professionals think critically about the Agile processes for a program. The guide also includes dozens of hyperlinks to external sources that end up averaging 81 months for large DoD IT programs.1 The key is to dismiss misconceptions about what the acquisition process can allow and challenge the art of the possible. Within a sprint (e product owner on the development impacts of these decisions, while users advise the release team about the operational priorities and impacts. To address a specific user story the dependencies on existing0 码力 | 74 页 | 3.57 MB | 5 月前3
No Silver Bullet – Essence and Accident in Software EngineeringWorkstations“Automatic” programming (MBSE?) • For almost 40 years (from 1995), people have been writing about the generation of a program for solving a problem from a statement of the problem specifications Container scanning and monitoring service, and to monitor it more I need… • a Log Aggregation and Search service, but to install it I need… • root access on a bunch of servers, but I need more servers so0 码力 | 35 页 | 1.43 MB | 5 月前3
A Seat at the Table - IT Leadership in the Age of Agilitymeans to be Agile. Why do people feel like there is risk in an Agile approach? They are worried about the schedule for delivering what they think of as FOC. The perceived risk is that the project will possible.” We deploy small value-adding chunks, continuously. In the Waterfall, we were worried about getting FOC delivered soon; With an Agile approach, we go this one better—we make sure that we have attached to the timing of FOC is just another example of the misconception that IT delivery is about delivering discrete, finished products. We want our FOC because we think that is the point at which0 码力 | 7 页 | 387.48 KB | 5 月前3
A Seat at the Table: IT Leadership in the Age of Agility - Part 2governance and oversight model: Before we dive into an Agile governance and oversight model, let’s think about what characteristics such a model should have in order to both take advantage of the Agile mindset of user stories, burndowns, definitions of done, product roadmaps, and, well, in the government, about 100 different piles of paper. Now, I believe that this was a dead end: it was a Waterfall solution as customers. When it came to making the governance decision, what the Star Chamber really cared about was whether they believed the money would be well spent, and spent on an initiative that was important0 码力 | 7 页 | 387.61 KB | 5 月前3
Predictably Irrationalmore vigilant, force ourselves to think differently about these decisions, or use technology to overcome our inherent shortcomings.” The Truth about Relativity – Why Everything Is Relative – Even When material things. It can also apply to points of view. Once we take ownership of an idea-whether its about politics or sports-what do we do? We love it perhaps more than we should. And most frequently, we0 码力 | 3 页 | 234.46 KB | 5 月前3
A Seat at the Table - IT Leadership in the Age of Agilityadvantages of Agile approaches – is a confusion about how to deal with uncertainty and risk. What I call the “contractor-control paradigm” – is really about trying to make risk go away, when risk really nothing left to do but end on a message of hope. And that’s what this book is meant to be, really. About the Author Mark Schwartz is an Enterprise Strategist at Amazon Web Services and the author of The0 码力 | 4 页 | 379.23 KB | 5 月前3
OutwardMindsetThe Outward Mindset Think about: The People in your life you most like Your Best Boss The person who Inspires you to do your best The acquaintance you most respect KCPD Swat Team Taking criminals down down hard; no respect for “bad guys” vs Think about what others need Complaints $70k per, 2-3/month Cutting 100M from budget Finding a way to keep others from cutting their budgets vs. Finding a way to0 码力 | 2 页 | 235.43 KB | 5 月前3
Government Excerptjust a truth repeated enough times to become trite. But what’s different about Inslee’s administration is how they’re going about it. They’ve dubbed their new approach SMART— Specific, Measureable, Attainable0 码力 | 3 页 | 414.99 KB | 5 月前3
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