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2169121 - What are columns OwnerPID and LastOwnerPID in monSpinlockActivity? - SAP ASE

Symptom

  • Selecting data from MDA repository for monSpinlockActivity 
  • What is the meaning of the columns OwnerPID and LastOwnerPID?

select * from monSpinlockActivity where SpinlockName = "default data cache"
go

  Grabs                  Spins        Waits       OwnerPID    LastOwnerPID     Contention   InstanceID   SpinlockName                                                         
-------------------- ------------ ---------   -----------   ------------          ------------   ----------      ------------------
  300488                5704        35           0                3604508            0.000116       0               default data cache                                                  
(1 row affected)

select * from monSpinlockActivity where SpinlockName = "default data cache"
go

 Grabs                Spins                Waits                OwnerPID    LastOwnerPID Contention   InstanceID   SpinlockName

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

312381                 5704                   35           0      3735581          0.000112          0         default data cache

(1 row affected)


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Environment

SAP Adaptive Server Enterprise (ASE) All Versions

Product

SAP Adaptive Server Enterprise all versions

Keywords

KBA , monitor table , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem

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