Q4230 Memory Leak & High CPU Usage with heavily loaded CTAPI session

ArticleID: Q4230
Created: 18/01/2006
Last Updated: 23/11/2007
Suggested By: Kelvin Proctor

Applies To:

CitectSCADA 6.00, 6.00 Service Pack A CitectHMI 6.00, 6.00 Service Pack A

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Summary:

In CitectHMI/SCADA version 6.00 CTAPI connection(s) can cause a memory leak and excessive CPU usage. This can occur if the CTAPI session creates a very large number (many hundreds) of outstanding requests.

Solution:

This problem has been fixed in CitectHMI/SCADA version 6.10.

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Keywords:

CTAPI List Read CPU memory leak