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Support Article

PRPC 6.3 SP1 is taking a very long time to start



After migrating Pega environment over to the Linux OS and upgrading WebSphere to 8.5.5 the JVM is taking a very long time to start, upwards of 8 hours. Oracle 12c is in use.

Error Messages

Not applicable

Steps to Reproduce

Not applicable

Root Cause

A defect or configuration issue in the operating environment.

Looking at thread dumps taken during the startup, it was clear that all processes were waiting on calls to the database.

It was determined to be an issue with the ojdbc driver in use, version


Make the following change to the operating environment:

Use Oracle jdbc driver version to resolve this issue.

Published February 9, 2018 - Updated October 8, 2020

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