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Support Article

Constant slowness or server issues when using Pega 7



User have recently installed Pega 7.1.7 and after that system seems to crash frequently and is too slow. In the Catalina logs "cannot allocate memory" error is found.

Error Messages

Cannot allocate memory.

Steps to Reproduce

Not Applicable

Root Cause

A defect or configuration issue in the operating environment, there is issue with the java patch update 67 (JDK1.7_67) which user has installed.


Downgrade the jdk to JDK1.7_25 or  to use the latest jdk version then upgrade to JDK1.7_79.


Published November 18, 2016 - Updated October 8, 2020

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