After upgrading Informatica to version 9.5 you no longer capture the Informatica workflow and session logs.
This is a known issue with Informatica. This is a bug, INFA305814. It is scheduled to be addressed in version 9.5.1. Please understand that our product does not offically yet support version 9.5 or 9.5.1 and this is for informations sake only. Before upgrading or addressing this issue please contact Informatica support:
You can either revert to your older version of Informatica or wait until the next release to get this fixed, and use Workflow Manager for the Workflow logs.