Receive "Unable to create connection for username: MetaMatrixWSDLUser due to Cannot get a connection, pool exhausted" in MetaMatrix

Solution Verified - Updated -

Issue

  • We are running load tests for 40 concurrent users hitting MetaMatrix with a request every 2 seconds. After 2 minutes the service stopped responding and returned the following soap fault: "Unable to create connection for username: MetaMatrixWSDLUser due to Cannot get a connection, pool exhausted."

Environment

  • MetaMatrix Enterprise Server 5.5.4
  • Bundled Tomcat Server

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