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Performance Models and Risk Management in Communications Systems
by Berc Rustem Nalân Gülpınar Peter G. HarrisonThis volume covers recent developments in the design, operation, and management of mobile telecommunication and computer systems. Uncertainty regarding loading and system parameters leads to challenging optimization and robustness issues. Stochastic modeling combined with optimization theory ensures the optimum end-to-end performance of telecommunication or computer network systems. In view of the diverse design options possible, supporting models have many adjustable parameters and choosing the best set for a particular performance objective is delicate and time-consuming. An optimization based approach determines the optimal possible allocation for these parameters. Researchers and graduate students working at the interface of telecommunications and operations research will benefit from this book. Due to the practical approach, this book will also serve as a reference tool for scientists and engineers in telecommunication and computer networks who depend upon optimization.
Performance Optimization of Digital Communications Systems
by Vladimir MitlinBecause fine-tuning the parameters of a system is critical to a developer's success, Performance Optimization of Digital Communications Systems examines particular optimization problems in digital communications, presenting analytical techniques in combination with SystemView and MATLAB simulations.
Performance Prediction and Analytics of Fuzzy, Reliability and Queuing Models: Theory and Applications (Asset Analytics)
by Kusum Deep Madhu Jain Said SalhiThis book presents the latest developments and breakthroughs in fuzzy theory and performance prediction of queuing and reliability models by using the stochastic modeling and optimization theory. The main focus is on analytics that use fuzzy logic, queuing and reliability theory for the performance prediction and optimal design of real-time engineering systems including call centers, telecommunication, manufacturing, service organizations, etc. For the day-to-day as well as industrial queuing situations and reliability prediction of machining parts embedded in computer, communication and manufacturing systems, the book assesses various measures of performance and effectiveness that can provide valuable insights and help arrive at the best decisions with regard to service and engineering systems. In twenty chapters, the book presents both theoretical developments and applications of the fuzzy logic, reliability and queuing models in a diverse range of scenarios. The topics discussed will be of interest to researchers, educators and undergraduate students in the fields of Engineering, Business Management, and the Mathematical Sciences.
Performance Project
by Bruno Skvorc Claudio Ribeiro Tonino Jankov Zoran AntolovicPerformance simply matters. Technology may allow us to "go bigger", but maybe not necessarily be better when it comes to performance. Now is the time to utilize the amazing tools that are available for making websites faster, and to learn how to improve user experience and satisfaction. This book contains a series of practical, real-world performance tutorials, all based around a single project: a simple image gallery blog. We'll build the project, and then run through a series of performance optimization processes; by the time we're done, we'll have achieved very significant performance improvements. This book is packed with useful, real world hints and tips that you can use on your sites today. It contains: Building an Image Gallery Blog with Symfony Flex: the Setup by Zoran AntolovicBuilding an Image Gallery Blog with Symfony Flex: Data Testing by Zoran AntolovicPHP-level Performance Optimization with Blackfire by Bruno SkvorcMySQL Performance Boosting with Indexes and Explain by Claudio RibeiroImproving Performance Perception with Pingdom and GTmetrix by Tonino JankovImproving Performance Perception: On-demand Image Resizing by Bruno SkvorcUsing Background Processing to Speed Up Page Load Times by Bruno SkvorcServer-side Optimization with Nginx and pm-static by Tonino JankovHow to Use Varnish and Cloudflare for Maximum Caching by Bruno Skvorc This book is for all developers who wish to build sites and apps that run faster. It covers a range of performace tools; familiarity with web development is assumed.
Performance Testing Guidance for Web Applications: Patterns & Practices
by Microsoft Corporation<div xmlns="http://www.w3.org/1999/xhtml"><p>Performance Testing Guidance for Web Applications provides an end-to-end approach for implementing performance testing.</p></div>
Performance Testing Microsoft .NET Web Applications
by Microsoft Corporation<div xmlns="http://www.w3.org/1999/xhtml"><p>Find out how to make your Microsoft\xae .NET-based applications perform as well as or better than traditional desktop applications with this book\u2014written by the Microsoft team that has tested and tuned hundreds of Web sites and Web-based applications.</p></div>
Performance Testing Microsoft® .NET Web Applications
by Microsoft Ace TeamThe shift from stand-alone desktop applications to Web-enabled applications that accommodate hundreds of thousands of simultaneous users makes performance testing critical. Find out how to make your Microsoft® .NET-based applications perform as well as or better than traditional desktop applications with this book--written by the Microsoft team that tests and tunes hundreds of Web sites and Web-based applications. You'll learn how to take advantage of the best available tools to plan and execute performance tests, configure profile tools, analyze performance data from Microsoft Internet Information Services, Microsoft ASP.NET, managed code, the SQL tier, and more. You'll also learn how to use the testing methodology that Microsoft uses to stress test its own sites--some of the most popular, high-performance Web sites in the world. Topics covered include: The testing methodology used on Microsoft.com, XboxTM.com, and other high-volume sites Planning the performance test Stress testing with Microsoft Application Center Test (ACT) Monitoring application performance with Performance Monitor Testing Web site security Application Network Analysis Analyzing the Web tier Analyzing managed code Analyzing the SQL tier Transaction Cost Analysis (TCA) INCLUDED ON CD-ROM: A fully searchable electronic copy of the book Scripts that test the performance of IbuySpy.com A Note Regarding the CD or DVD The print version of this book ships with a CD or DVD. For those customers purchasing one of the digital formats in which this book is available, we are pleased to offer the CD/DVD content as a free download via O'Reilly Media's Digital Distribution services. To download this content, please visit O'Reilly's web site, search for the title of this book to find its catalog page, and click on the link below the cover image (Examples, Companion Content, or Practice Files). Note that while we provide as much of the media content as we are able via free download, we are sometimes limited by licensing restrictions. Please direct any questions or concerns to booktech@oreilly.com.
Performance Testing With JMeter 2.9
by Bayo ErinlePerformance Testing With JMeter 2.9 is a standard tutorial that will help you polish your fundamentals, guide you through various advanced topics, and along the process help you learn new tools and skills.This book is for developers, quality assurance engineers, testers, and test managers new to Apache JMeter, or those who are looking to get a good grounding in how to effectively use and become proficient with it. No prior testing experience is required.
Performance Testing with JMeter - Second Edition
by Bayo ErinleThis book is great for developers, quality assurance engineers, testers, and test managers new to Apache JMeter, or those who are looking to get a good grounding in how to effectively use and become proficient with JMeter. No prior testing experience is required.
Performance Testing with JMeter 3 - Third Edition
by Bayo ErinleA practical guide to help you undertand the ability of Apache jMeter to load and performance test various server types in a more efficient way. About This Book • Use jMeter to create and run tests to improve the performance of your webpages and applications • Learn to build a test plan for your websites and analyze the results • Unleash the power of various features and changes introduced in Apache jMeter 3.0 Who This Book Is For This book is for software professionals who want to understand and improve the performance of their applications with Apache jMeter. What You Will Learn • See why performance testing is necessary and learn how to set up JMeter • Record and test with JMeter • Handle various form inputs in JMeter and parse results during testing • Manage user sessions in web applications in the context of a JMeter test • Monitor JMeter results in real time • Perform distributed testing with JMeter • Get acquainted with helpful tips and best practices for working with JMeter In Detail JMeter is a Java application designed to load and test performance for web application. JMeter extends to improve the functioning of various other static and dynamic resources. This book is a great starting point to learn about JMeter. It covers the new features introduced with JMeter 3 and enables you to dive deep into the new techniques needed for measuring your website performance. The book starts with the basics of performance testing and guides you through recording your first test scenario, before diving deeper into JMeter. You will also learn how to configure JMeter and browsers to help record test plans. Moving on, you will learn how to capture form submission in JMeter, dive into managing sessions with JMeter and see how to leverage some of the components provided by JMeter to handle web application HTTP sessions. You will also learn how JMeter can help monitor tests in real-time. Further, you will go in depth into distributed testing and see how to leverage the capabilities of JMeter to accomplish this. You will get acquainted with some tips and best practices with regard to performance testing. By the end of the book, you will have learned how to take full advantage of the real power behind Apache JMeter. Style and approach The book is a practical guide starting with introducing the readers to the importance of automated testing. It will then be a beginner's journey from getting introduced to Apache jMeter to an in-detail discussion of more advanced features and possibilities with it.
Performance Testing: An ISTQB Certified Tester Foundation Level Specialist Certification Review
by Keith YorkstonUse this book to prepare for the ISTQB® Certified Tester Foundation Level Performance Testing exam. The book has been designed to follow the ISTQB syllabus, covering all of the syllabus learning objectives, with additional reference material extending beyond the syllabus. The book covers an overall methodology for managing and conducting performance testing.Performance testing has often been considered a black art. In many organizations, perhaps an individual or a small group of technical staff or contractors is given the task of “load testing” an extended system, network, or application. Performance testing is like any other form of testing. It follows a defined test process that is similar to other test types. It utilizes a disciplined approach to the definition of requirements and user stories, the creation of test conditions, test cases, and test procedures. It establishes measurable goals against which the success or failure of the testing can be judged. It also requires (and this cannot be stressed highly enough) a definition and recognition of performance test failures. Readers will gain the knowledge with both content and practice questions to prepare them for the ISQTB Performance Testing exam. The book covers the performance test types, the performance testing methodology, and the steps to plan, create, and execute performance tests and analyze the results. What You Will LearnUnderstand the basic concepts of performance efficiency and performance testingDefine performance risks, goals, and requirements to meet stakeholder needs and expectationsUnderstand performance metrics and how to collect themDevelop a performance test plan for achieving stated goals and requirementsConceptually design, implement, and execute basic performance testsAnalyze the results of a performance test and communicate the implications to stakeholdersExplain the process, rationale, results, and implications of performance testing to stakeholdersUnderstand the categories and uses for performance tools and criteria for their selectionDetermine how performance testing activities align with the software life cycle Who This Book Is For Those who want to achieve the ISTQB performance testing certification, testers and test managers who want to increase their performance testing knowledge, and project managers/staff working with performance testing in their project for the first time
Performance Tools
by Ahmed Bouchefra Tonino Jankov Hayden James Zoran AntolovicPerformance simply matters. Technology may allow us to "go bigger", but maybe not necessarily be better when it comes to performance. Now is the time to utilize the amazing tools that are available for making websites faster, and to learn how to improve user experience and satisfaction. This is a practical collection of tutorials on some of the most popular and powerful website performance tools available. It's packed with useful, real world hints and tips that you can use on your sites today. It contains: 23 Development Tools for Boosting Website Performance by Ahmed BouchefraImproving Page Load Performance: Pingdom, YSlow and GTmetrix by Tonino JankovPHP-FPM Tuning: Using pm static for Max Performance by Hayden JamesOptimization Auditing: A Deep Dive into Chrome's Dev Console by Ahmed BouchefraPerformance Auditing: A Firefox Developer Tools Deep Dive by Ahmed BouchefraWeb App Performance Testing with Siege: Plan, Test, Learn by Zoran Antolovic This book is for all developers whio wish to build sites and apps that run faster. It covers a range of performance tools; some familiarity with web performance terms and techniques is assumed.
Performance Tuning of Scientific Applications
by David H. Bailey Robert F. Lucas Samuel W. WilliamsWith contributions from some of the most notable experts in the field, Performance Tuning of Scientific Applications presents current research in performance analysis. The book focuses on the following areas.Performance monitoring: Describes the state of the art in hardware and software tools that are commonly used for monitoring and measuring perf
Performance and Technology
by Susan Broadhurst Josephine MachonThis book, now in paperback, interrogates the interaction between new technologies and performance practice, linking the sensuous contact that exists between the physical and virtual, along with the resultant corporeal transformation. It features writings from international contributors specializing in digital art and performance practices. "
Performance and Technology: Practices of Virtual Embodiment and Interactivity
by Susan Broadhurst Josephine MachonPerformance and Technology.
Performance, Reliability, and Availability Evaluation of Computational Systems, Volume 2: Reliability, Availability Modeling, Measuring, and Data Analysis
by Paulo Romero MacielThis textbook intends to be a comprehensive and substantially self-contained two-volume book covering performance, reliability, and availability evaluation subjects. The volumes focus on computing systems, although the methods may also be applied to other systems. The first volume covers Chapter 1 to Chapter 14, whose subtitle is ``Performance Modeling and Background". The second volume encompasses Chapter 15 to Chapter 25 and has the subtitle ``Reliability and Availability Modeling, Measuring and Workload, and Lifetime Data Analysis". This text is helpful for computer performance professionals for supporting planning, design, configuring, and tuning the performance, reliability, and availability of computing systems. Such professionals may use these volumes to get acquainted with specific subjects by looking at the particular chapters. Many examples in the textbook on computing systems will help them understand the concepts covered in each chapter. The text may also be helpful for the instructor who teaches performance, reliability, and availability evaluation subjects. Many possible threads could be configured according to the interest of the audience and the duration of the course. Chapter 1 presents a good number of possible courses programs that could be organized using this text. Volume II is composed of the last two parts. Part III examines reliability and availability modeling by covering a set of fundamental notions, definitions, redundancy procedures, and modeling methods such as Reliability Block Diagrams (RBD) and Fault Trees (FT) with the respective evaluation methods, adopts Markov chains, Stochastic Petri nets and even hierarchical and heterogeneous modeling to represent more complex systems. Part IV discusses performance measurements and reliability data analysis. It first depicts some basic measuring mechanisms applied in computer systems, then discusses workload generation. After, we examine failure monitoring and fault injection, and finally, we discuss a set of techniques for reliability and maintainability data analysis.
Performance, Reliability, and Availability Evaluation of Computational Systems, Volume I: Performance and Background
by Paulo Romero MacielThis textbook intends to be a comprehensive and substantially self-contained two-volume book covering performance, reliability, and availability evaluation subjects. The volumes focus on computing systems, although the methods may also be applied to other systems. The first volume covers Chapter 1 to Chapter 14, whose subtitle is ``Performance Modeling and Background". The second volume encompasses Chapter 15 to Chapter 25 and has the subtitle ``Reliability and Availability Modeling, Measuring and Workload, and Lifetime Data Analysis". This text is helpful for computer performance professionals for supporting planning, design, configuring, and tuning the performance, reliability, and availability of computing systems. Such professionals may use these volumes to get acquainted with specific subjects by looking at the particular chapters. Many examples in the textbook on computing systems will help them understand the concepts covered in each chapter. The text may also be helpful for the instructor who teaches performance, reliability, and availability evaluation subjects. Many possible threads could be configured according to the interest of the audience and the duration of the course. Chapter 1 presents a good number of possible courses programs that could be organized using this text. Volume I is composed of the first two parts, besides Chapter 1. Part I gives the knowledge required for the subsequent parts of the text. This part includes six chapters. It covers an introduction to probability, descriptive statistics and exploratory data analysis, random variables, moments, covariance, some helpful discrete and continuous random variables, Taylor series, inference methods, distribution fitting, regression, interpolation, data scaling, distance measures, and some clustering methods. Part II presents methods for performance evaluation modeling, such as operational analysis, Discrete-Time Markov Chains (DTMC), and Continuous Time Markov Chains (CTMC), Markovian queues, Stochastic Petri nets (SPN), and discrete event simulation.
Performance-Optimierung
by Wolfgang W. OsterhageComputer-Hardware ist heute zwar erschwinglich, dennoch spielt Performance nach wie vor eine wichtige Rolle - auch wegen der Beanspruchung großer Ressourcen bei komplexen Anwendungen. In dem Band werden drei Ebenen unterschieden (Systeme, Anwendungen und Geschäftsprozesse), auf denen sich Optimierungen erzielen und Kostenpotenziale erschließen lassen. Entsprechende Theorien, Messmethoden sowie Lösungsvorschläge zur Umsetzung von Optimierungsmaßnahmen auf der jeweiligen Ebene werden erläutert. Mit Checklisten für Messungen und Optimierungsmaßnahmen.
Performative Experience Design
by Jocelyn SpenceThisbook presents a novel framework for understanding and designing performativeexperiences with digital technologies. It introduces readers to performancetheory and practice in the context of HCI and gives a practical and holisticapproach for understanding complex interactions with digital technologies atthe far end of third-wave HCI. Theauthor presents a step-by-step explanation of the Performative ExperienceDesign methodology, along with a detailed case study of the design process asit was applied to co-located digital photo sharing. Finally, the text offersguidelines for design and a vision of how PED can contribute to an ethical,critical, exploratory, and humane understanding of the ways that we engagemeaningfully with digital technology. Researchers, students and practitioners working in thisimportant and evolving field will find this state-of-the-art book a valuableaddition to their reading.
Performing Beauty in Participatory Art and Culture (Routledge Advances in Art and Visual Studies)
by Falk HeinrichThis book investigates the notion of beauty in participatory art, an interdisciplinary form that necessitates the audience’s agential participation and that is often seen in interactive art and technology-driven media installations. After considering established theories of beauty, for example, Plato, Alison, Hume, Kant, Gadamer and Santayana through to McMahon and Sartwell, Heinrich argues that the experience of beauty in participatory art demands a revised notion of beauty; a conception that accounts for the performative and ludic turn within various art forms and which is, in a broader sense, a notion of beauty suited to a participatory and technology-saturated culture. Through case studies of participatory art, he provides an art-theoretical approach to the concept of performative beauty; an approach that is then applied to the wider context of media and design artefacts.
Performing Data Analysis Using IBM SPSS
by Lawrence S. Meyers A. J. Guarino Glenn C. GamstFeatures easy-to-follow insight and clear guidelines to perform data analysis using IBM SPSS®Performing Data Analysis Using IBM SPSS® uniquely addresses the presented statistical procedures with an example problem, detailed analysis, and the related data sets. Data entry procedures, variable naming, and step-by-step instructions for all analyses are provided in addition to IBM SPSS point-and-click methods, including details on how to view and manipulate output.Designed as a user's guide for students and other interested readers to perform statistical data analysis with IBM SPSS, this book addresses the needs, level of sophistication, and interest in introductory statistical methodology on the part of readers in social and behavioral science, business, health-related, and education programs. Each chapter of Performing Data Analysis Using IBM SPSS covers a particular statistical procedure and offers the following: an example problem or analysis goal, together with a data set; IBM SPSS analysis with step-by-step analysis setup and accompanying screen shots; and IBM SPSS output with screen shots and narrative on how to read or interpret the results of the analysis.The book provides in-depth chapter coverage of:IBM SPSS statistical outputDescriptive statistics proceduresScore distribution assumption evaluationsBivariate correlationRegressing (predicting) quantitative and categorical variablesSurvival analysist TestANOVA and ANCOVAMultivariate group differencesMultidimensional scalingCluster analysisNonparametric procedures for frequency dataPerforming Data Analysis Using IBM SPSS is an excellent text for upper-undergraduate and graduate-level students in courses on social, behavioral, and health sciences as well as secondary education, research design, and statistics. Also an excellent reference, the book is ideal for professionals and researchers in the social, behavioral, and health sciences; applied statisticians; and practitioners working in industry.
Performing Image (The\mit Press Ser.)
by Isobel HarbisonAn examination of how artists have combined performance and moving image for decades, anticipating our changing relation to images in the internet era.In Performing Image, Isobel Harbison examines how artists have combined performance and moving image in their work since the 1960s, and how this work anticipates our changing relations to images since the advent of smart phones and the spread of online prosumerism. Over this period, artists have used a variety of DIY modes of self-imaging and circulation—from home video to social media—suggesting how and why Western subjects might seek alternative platforms for self-expression and self-representation. In the course of her argument, Harbison offers close analyses of works by such artists as Robert Rauschenberg, Yvonne Rainer, Mark Leckey, Wu Tsang, and Martine Syms.Harbison argues that while we produce images, images also produce us—those that we take and share, those that we see and assimilate through mass media and social media, those that we encounter in museums and galleries. Although all the artists she examines express their relation to images uniquely, they also offer a vantage point on today's productive-consumptive image circuits in which billions of us are caught. This unregulated, all-encompassing image performativity, Harbison writes, puts us to work, for free, in the service of global corporate expansion. Harbison offers a three-part interpretive framework for understanding this new proximity to images as it is negotiated by these artworks, a detailed outline of a set of connected practices—and a declaration of the value of art in an economy of attention and a crisis of representation.
Performing with Computer Applications (Second Edition)
by Iris BlancThe book offers learning activities and projects that are skills-rich to help the students develop the competencies and skills needed for today's workplace and also elaborates on how software tools are used with each other.
Performing with Microsoft® Office 2007
by Iris Blanc Cathy VentoThe Performing Series takes students to a higher level of learning through applied and project-based activities that go beyond the mechanics of the software. Various business documents are shown first, then students are shown the Office 2007 skills they need to create them. This approach shows students the relevance of what they are learning as they apply technology to task.
Performing with Projects for the Entrepreneur: Microsoft® Office 2007
by Iris Blanc Cathy VentoThis workbook provides students the opportunity to practice the skills that they have learned. These projects require students to create documents, forms, presentations, worksheets, databases, Web sites and Outlook management tools for a new business.