YARN Essentials

Book Image

YARN Essentials

Book Image

YARN Essentials

Overview of this book

YARN Essentials

YARN Essentials

Credits

About the Authors

About the Authors

About the Reviewers

About the Reviewers

www.PacktPub.com

www.PacktPub.com

Preface

Free Chapter

Need for YARN

The redesign idea

YARN Architecture

YARN Architecture

Core components of YARN architecture

YARN scheduler policies

Recent developments in YARN architecture

YARN Installation

YARN Installation

Single-node installation

The fully-distributed mode

Operating Hadoop and YARN clusters

Web interfaces of the Ecosystem

YARN and Hadoop Ecosystems

YARN and Hadoop Ecosystems

The Hadoop 2 release

A short introduction to Hadoop 1.x and MRv1

MRv1 versus MRv2

Understanding where YARN fits into Hadoop

Old and new MapReduce APIs

Backward compatibility of MRv2 APIs

Practical examples of MRv1 and MRv2

YARN Administration

YARN Administration

Container allocation

Container configurations

YARN scheduling policies

YARN multitenancy application support

Administration of YARN

Developing and Running a Simple YARN Application

Developing and Running a Simple YARN Application

Running sample examples on YARN

Monitoring YARN applications with web GUI

YARN's MapReduce support

The YARN application workflow

YARN Frameworks

YARN Frameworks

HOYA (HBase on YARN)

KOYA (Kafka on YARN)

Failures in YARN

Failures in YARN

ResourceManager failures

ApplicationMaster failures

NodeManager failures

Container failures

Hardware Failures

YARN – Alternative Solutions

YARN – Alternative Solutions

YARN – Future and Support

YARN – Future and Support

What YARN means to the big data industry

Journey – present and future

YARN-supported frameworks

Index

Customer Reviews

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