If it's cube creation, there should be a SAS log from the batch/workspace server that you could look into. Great if you cold compare with older logs where creation time where "normal".
You could temporarily add some system options to your cube program to see the amount of resources the job is using:
options fullstimer msglevel=i;
Some basic monitoring on the OS level usually helps (and verify that there are no concurrent jobs competing for resources).
Not sure what ABM 7.2 corresponds in terms of SAS version, but from SAS 9.4 the SAS Environment Manager is the place to start looking at (SAS) system performance.
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