For anyone else with this issue, I just got off the phone with support. It is a known issue with nbpem not honoring a timeout value. If you have a media server in your database (nbpemcmd -listhosts) that is not accessible, you may run into this iss...
This is a known bug with the PDDO option. I am also a victim of it, but I found a tech note that explains it.
seer.entsupport.symantec.com/docs/319721.htm