Sample output

============================================================================= 

Parallel Query Management
-------------------------

Parallel Query Usage            per sec      per xact       count  % of total
-------------------------  ------------  ------------  ----------  ---------- 
  Total Parallel Queries              0.0           0.0           0       n/a   

  Merge Lock Requests             per sec      per xact       count  % of total
-------------------------  ------------  ------------  ----------  ---------- 
  Total # of Requests                 0.0           0.0           0       n/a   

  Sort Buffer Waits               per sec      per xact       count  % of total
-------------------------  ------------  ------------  ----------  ---------- 
  Total # of Waits                    0.0           0.0           0       n/a