After upgrade to v9.7, the Backend Database Concurrent Invocations metric is exponentially increasing in the range of more than 1000 and not resetting until the application server is restarted.
From the agent logs it was found that the default metric clamp of 5000 has been reached.
1. Stop the appserver
2. Open the IntroscopeAgent.profile, set "introscope.agent.metricClamp" to 12000 or higher.
3. Start the appserver