Setting the Maximum Heap Size in iWay DQS

How to:

If you are planning to run an iWay DQS profile plan with a large amount of data, then ensure that sufficient memory heap size is assigned to Java for compiling purposes.


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Procedure: How to Set the Maximum Heap Size in iWay DQS (Windows Environment)

To set the memory heap size in a Windows environment:

  1. Double-click the run_java.bat file to set the memory heap size. This file is located in the following directory:
    iWayDQSHOME\runtime\bin

    where:

    iWayDQSHOME

    Is the location on your file system where the iWay DQS archive file is extracted.

  2. Enter the following syntax:
    set JAVA_OPTS=-Xmx1024M

    Note: The 1024 MB value should be sufficient. However, this depends on how complex or large the data profile plan is that you are trying to process.

  3. Click Save.

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Procedure: How to Set the Maximum Heap Size in iWay DQS (Linux Environment)

To set the memory heap size in a Linux environment:

  1. Double-click the run_java.sh file to set the memory heap size. This file is located in the following directory:
    iWayDQSHOME/runtime/bin

    where:

    iWayDQSHOME

    Is the location on your file system where the iWay DQS archive file is extracted.

  2. Enter the following syntax:
    export JAVA_OPTS=-Xmx1024M

    Note: The 1024 MB value should be sufficient. However, this depends on how complex or large the data profile plan is that you are trying to process.

  3. Click Save.

iWay Software