2553130 - SYB: How to caculate the max number of mailboxes will ASE use internally?

• How to calculate the max number of mailboxes will ASE use internally?
• Why "Num_active" of sp_monitorconfig "number of mailboxes" is greater than the configure value in sp_configure "number of mailboxes"?
  1> sp_monitorconfig 'number of mailbox'
  2> go
  Name                      Num_free    Num_active  Pct_act Max_Used    Reuse_cnt   Instance_Name

  ------------------------- ----------- ----------- ------- ----------- ----------- --------------

  number of mailboxes                 0          51 100.00           51           0 NULL

  (1 row affected)

  1> sp_configure "number of mailboxes"
  2> go
   Parameter Name                                                                                                                                                           
           Default     Memory Used
           Config Value                                                                                                                                                     
           Run Value                                                                                                                                                        
           Unit                 Type
   ----------------------------------------------------------------
           ----------- -----------
           --------------------------------------------------------
           --------------------------------------------------------
           -------------------- --------------------
   number of mailboxes                                                                                                                                                      
                    30           4
                     30                                                                                                                                                     
                     30                                                                                                                                                     
           number               dynamic

  (1 row affected)
  (return status = 0)

   

• SAP Adaptive Server Enterprise (ASE) 15.7
• SAP Adaptive Server Enterprise (ASE) 16.0

mailboxes, worker processes, sp_monitorconfig , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , How To