How To Fix /SDF/DB6012 - There are exclusive lock escalations in your system

/SDF/DB6012 - Overview

• Message type: E = Error

• Message class: /SDF/DB6 -

• Message number: 012

• Message text: There are exclusive lock escalations in your system

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SDF/DB6012 - There are exclusive lock escalations in your system ?

  The SAP error message /SDF/DB6012 indicates that there are exclusive lock escalations occurring in your SAP system. This typically means that the database is experiencing contention for locks, which can lead to performance issues and potentially impact the stability of the system.
  
  Cause:
  
  High Concurrency: Multiple transactions are trying to access the same data simultaneously, leading to a high number of locks being requested.
  Long-Running Transactions: Transactions that hold locks for an extended period can cause other transactions to wait, leading to escalations.
  Lock Escalation: This occurs when the database engine decides to escalate row-level locks to page or table-level locks to reduce the overhead of managing many locks.
  Inefficient Queries: Poorly optimized queries can lead to excessive locking behavior.
  
  Configuration Issues: Database configuration settings may not be optimized for the workload.
  
  
  Solution:
  
  
  Analyze Lock Contention:
  
  Use transaction codes like SM12 (to view locks) and SM21 (to check system logs) to identify which transactions are causing lock contention.
  Use ST04