How to troubleshoot long running concurrent request in R12.2
We frequently encounter issues with concurrent programs running long and concurrent requests not picking up jobs. These problems are often expected from the development and functional team we need to address this issue To solve this, we should take the following steps: Collect below basis level of information to development team 1 Oracle seeded program/Custom program? 2 How much time it used earlier? 3 Is there any recent code change done in concurrent program? 4 Is this program fetching higher data compare to last run? 5 Does this job running any specific time/ It can be run any time? 6 Does this job fetching data using DB link? 7 Does the problem happen on both the test and production instance? Troubleshooting Steps for Concurrent Requests Check for Locks and Blocking sessions Identify if the request is running but blocked by database locks/Blocking sessions. Use DBA tools or queries to identify and release locks if necessary. Review Parameters and Data ...
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