How To Fix DB11167 - &1 > &2: Sessions in wait above threshold

SAP Error Message - Details

• Message type: E = Error

• Message class: DB11 - Oracle Monitor: messages

• Message number: 167

• Message text: &1 > &2: Sessions in wait above threshold

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 DB11167 - &1 > &2: Sessions in wait above threshold ?

  The SAP error message DB11167 indicates that the number of database sessions in a wait state has exceeded a predefined threshold. This can be a sign of performance issues or resource contention in the database, which can affect the overall performance of the SAP system.
  Cause:
  
  High Load: A sudden increase in user activity or background jobs can lead to more sessions waiting for resources.
  Resource Contention: Locks on database objects or contention for resources (like CPU, memory, or I/O) can cause sessions to wait.
  Configuration Issues: Incorrect database or SAP system configuration can lead to inefficient resource usage.
  Long-Running Queries: Queries that take a long time to execute can hold up sessions, causing others to wait.
  Database Performance: Issues with the database itself, such as lack of optimization, missing indexes, or fragmentation.
  
  Solution:
  
  Monitor Database Performance: Use database monitoring tools to identify long-running queries, locks, and resource usage.
  Analyze Wait Events: Check the wait events to understand what resources are causing the sessions to wait.
  Optimize Queries: Review and optimize any long-running or inefficient queries.
  Increase Resources: If the system is under heavy load, consider scaling up the database resources (CPU, memory, etc.).
  Adjust Configuration: Review and adjust the database and SAP configuration settings to better handle the load.
  Check Locks: Investigate any locks that may be causing contention and resolve them if possible.
  Database Maintenance: Perform regular maintenance tasks such as updating statistics, rebuilding indexes, and checking for fragmentation.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to DB11167 for specific recommendations and patches.
  Database Documentation: Refer to the documentation for your specific database (e.g., Oracle, SQL Server, HANA) for best practices on performance tuning and session management.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they found effective.
  Transaction Codes: Use transaction codes like ST22 (Dump Analysis), SM21 (System Log), and ST03N (Workload Analysis) to gather more information about the system's performance and issues.
  
  By addressing the underlying causes and implementing the suggested solutions, you can mitigate the impact of the DB11167 error and improve the performance of your SAP system.