It is currently possible to purge Event Frames using afdiag. I know that version 2018 will bring more filters on that features.
It would be nice to be able to configure the purge feature directly from PSE, thus avoiding to have the management of W...
You should be able to urge EFs using more complex search criterias' than the ones provide in the latest PI Server 2018 SP3 (StartTime, EndTIme, EF Template).
Most important criteria would be EF categories, but also some honorable mentions:
1. EF ...