Table of Contents

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  1. Preface
  2. Performance Tuning Overview
  3. Target Optimization
  4. Source Optimization
  5. Transformation Optimization
  6. Mapping Optimization
  7. Partitioned Mapping Optimization
  8. Run-time Optimization
  9. SQL Data Service Optimization
  10. Web Service Optimization
  11. Connections Optimization
  12. Data Transformation Optimization

Performance Tuning Guide

Performance Tuning Guide

Web Service Log Management

Web Service Log Management

System I/O performance can decrease when the Data Integration Service writes and maintains a large number of log files. The Data Integration Service generates web service run-time logs based on the trace level that you configure. Consider managing the number of log files that the Data Integration Service writes and maintains.
Consider the following solutions for web service log bottlenecks:
Set the web service trace level to off.
When you configure web service properties for a deployed web service, you can specify the log trace level. The trace level determines the types of logs that the Data Integration Service writes to the run-time log location. The default web service trace level is INFO. When the trace level is set to FINEST or ALL, performance can decrease because the Data Integration Service writes more logs to the log file. The performance impact of setting the trace level to FINEST or ALL is the greatest when the web service uses HTTPS and WS-Security.
Archive log files that are no longer required.
System I/O is affected by storing too many log files. By default, the Data Integration Services writes the web service run-time logs in the following directory:
<InformaticaInstallationDir>/tomcat/bin/disLogs/ws
If you delete the ws folder to empty the logs, you must re-create the ws folder. Stop the Data Integration Service before you delete and re-create the ws folder.
Enable the Skip Logs property in the Data Integration Service
Enable the
Skip Logs
property to prevent the Data Integration Service from generating log files when the web service request completes successfully. The tracing level for web services must be set to INFO or higher in the Data Integration Service.

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