MAC computer was created 80k times with the same name with Asian characters appended to the end of the name.
Need to delete the duplicate computers.
Release : 8.5
Corruption in the agent.
Uninstall the corrupted agent.
Delete the duplicate computer entries in the Console from Manage>Computers.
Note: In this particular case, the Notification Server was under resourced with CPU, Memory, and Disk Space. The customer need to delete a few entries at a time to avoid overwhelming the Notification Server.