There is high disk usage observed on Symantec Endpoint Protection Manager (SEPM) server.
On further checks, the "dump" folder in "C:\Program Files (x86)\Symantec\Symantec Endpoint Protection Manager\data" is found to be containing huge files and/or many files that are taking up a large amount of disk space.
Data is not cleaned up as it is processed for insertion into the database.
The files in this location can be safely deleted.