IBM Info sphere Datastage Configuration File & Explanation & Tutorial

Configuration File:

What is configuration file?  What is the use of configuration file in datastage?

It is normal text file. it is having the information about the processing and storage resources that are available for usage during parallel job execution.

The default configuration file in datastage is having like

Node: -it is logical processing unit which performs all ETL operations.

Pools: -it is a collection of nodes.

Fast Name:it is server name. by using this name it was executed our ETL jobs.

Resource disk:-it is permanent memory area which stores all Repository components.

Resource Scratch disk:-it is temporary memory area where the staging operation will be performed.

Configuration file:

Example:

{

            node "node1"

            {

                        fastname "abc"

                        pools ""

                        resource disk "/opt/IBM/InformationServer/Server/Datasets" {pools ""}

                        resource scratchdisk "/opt/IBM/InformationServer/Server/Scratch" {pools ""}

            }

            node "node2"

            {

                        fastname "abc"

                        pools ""

                        resource disk "/opt/IBM/InformationServer/Server/Datasets" {pools ""}

                        resource scratchdisk "/opt/IBM/InformationServer/Server/Scratch" {pools

""}

            }

}

  

Note:

àIn a configuration file in datastage No node names has same name

àDefault Node pool is “ “

à At least one node must belong to the default node pool, which has a name of "" (zero-length string).

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Configeration File in IBM Info Sphere Datastage Tutorial