Welcome What's New Introduction to Amazon Elastic MapReduce Using the AWS Management Console How to Create a Key Pair How to Create a Job Flow How to Create a Job Flow Using a Custom JAR How to Create a Job Flow Using Streaming How to Create a Job Flow Using Pig How to Create a Job Flow Using Hive How to Use Additional Files and Libraries With the Mapper or Reducer How to View the Details of a Job Flow How to Terminate a Job Flow Debugging Job Flows Additional Console Tutorials Using the Command Line Interface How to Download and Install Ruby and the Command Line Interface How to Download, Install, and Configure the Amazon Elastic MapReduce CLI How to List All Command Options How to Create a Job Flow How to Use Additional Files and Libraries With the Mapper or Reducer How to List Job Flows How to Get Information About a Job Flow How to Add Steps to a Job Flow How to Terminate a Job Flow Debugging Job Flows Using SSH How to Monitor Job Flow Status Using SSH Log Files How to Download Job Flow Logs from Amazon S3 Additional CLI Tutorials Making API Requests AWS Library Support Starting and Managing Job Flows Using the API Amazon Elastic MapReduce Libraries How to Start a Job Flow Sample Applications Job Flows with Multiple Steps EC2 Instances Availability Zones Args Argument How to Add Steps to a Job Flow How to Use Additional Files and Libraries With the Mapper or Reducer How to Get Information About a Job Flow Job Flow States Step States How to Terminate a Job Flow Debugging Using the API How to Debug Job Flows Starting With No Steps How to Debug Job Flows That Have Steps Advanced Topics EC2 Cluster Tuning What We Expect in Your JAR Distributed Cache Hadoop Data Compression How to Process Gzipped Files hadoop.tmp.dir How to Process Nested Directories of Files Glossary Document Conventions Index