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Support Article

Frequent slowness observed in DEV environment



System freezes sporadically and operations have a very slow process of development. Timeout exceptions were observed in logs and thread dumps were generated. 

Error Messages

DatabaseException caused by prior exception: Error for batch element #1: DB2 SQL Error: SQLCODE=-530, SQLSTATE=23503, SQLERRMC=<USERNAME>.CUSTOMTABLE.FK2_CUSTOMTABLE, DRIVER=4.9.78 | SQL Code: -530 | SQL State: 23503
From: (H1DD698E8166E7C89C71CCD07CC4F0006:XXX.XXX.XXX.XXX)

Steps to Reproduce

Performance issue in general while using the portal.

Root Cause

The reported slowness is caused by a custom activity and "SqlIntegrityConstraintViolationException" exceptions on MERGE query for CUSTOMTABLE table.


This issue must be fixed locally by database team.

Published August 15, 2016 - Updated October 8, 2020

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