• Troubleshooting and Reference Guide
  • Troubleshooting and Tuning
    • Debugging an Application
      • Debugging Techniques
        • Debug Logging
        • Injecting Write Operators
        • Validating Key Properties
        • Using a Debugger
      • Debugging Distributed Applications
        • Combining Logs
        • Executing Locally
    • Analyzing Application Performance
      • System Performance
        • Microsoft Windows
        • UNIX
      • JVM Performance
        • Garbage Collection and Memory Usage
        • Thread and Wait Monitoring
      • Application Performance
        • Monitoring API
    • Tuning Applications with JVM Settings
  • Command Line Reference
    • Using clustermgr
      • Command Line Usage: clustermgr
        • Options
        • Commands
    • Using dr
      • Command Line Usage: dr
      • DataFlow-specific Options
      • JVM-specific Options
    • Using publishlibs
      • Command Line Usage: publishlibs
      • Options
  • Setting Up Clusters
    • Before You Begin
      • Installing in a Hadoop Cluster
        • Setting Up Kerberos Authentication
      • Enabling Fair Sharing
    • Starting and Stopping the Cluster
      • Starting and Stopping Cluster Manager
      • Starting and Stopping Node Managers Using the Command Line Interface
        • Setting Up Automatic Startup
      • Starting and Stopping Node Managers Using the Admin GUI
    • Configuring the Cluster
      • Defining Temporary Storage
      • Controlling Executor Settings
        • Scheduling a Job
      • Logging the Cluster Processes
        • Daemon Logs
        • Executor Working Directory or Logs
        • Executor Log Retention
      • Bulk Configuration
        • Headless Configuration
      • Controlling the Job Master Location
      • Configuring Kerberos Authentication
      • Configuring Resource Fairness
    • Setting Class Cache
      • Controlling Cache Behavior
    • Monitoring the Cluster
      • Cluster Monitoring Using the Administrative GUI
        • Cluster Administration Examples
        • Cluster Summary
        • Nodes
        • Pending Jobs
        • Current Jobs
        • Recent Jobs
      • Cluster Monitoring Using the clustermgr CLI
  • Configuration File Reference
    • dr_env.sh
      • Environmental Settings
    • Third-party Modules
      • Available Modules
  • Available Functions
    • Using Aggregation Functions
    • Using Analytics Functions
    • Using Core Functions
      • Arithmetic Functions
        • Arithmetic.add(augend, addend)
      • Conditional Functions
      • Constant Reference Functions
      • Conversion Functions
      • Date and Time Functions
      • Field Reference Functions
      • Formatting Functions
      • List Functions
      • Map Functions
      • Math Functions
      • Predicate Functions
      • Statistics Functions
      • String Functions
    • Using Matching Functions
      • Similarity Functions
      • String Encoding Functions
  • Cluster Settings
    • Daemon Logging
    • Cluster Manager Settings
    • Executor Settings for Each Node
    • Job Settings
  • Using DRException Class
    • DataFlow Exceptions
  • Engine Configuration Settings
    • Engine Settings
      • Engine Settings and Types
    • Port Settings
      • Port Settings and Types
    • Sort Settings
      • Sort Settings
    • Remote Monitoring Settings
      • Remote Monitoring Settings
    • Overriding Job Settings
    • Setting Engine Configurations Using RushScript
    • Hadoop Module Configurations
  • Package Summary
    • DataFlow Modules
      • Dependency Hierarchy
      • Package Hierarchy
  • Glossary

Troubleshooting and Reference Guide

Glossary