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Message type: E = Error
Message class: DB11 - Oracle Monitor: messages
Message number: 169
Message text: &1 &3 > &2 &3: Average wait time above threshold
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DB11169
- &1 &3 > &2 &3: Average wait time above threshold ?The SAP error message DB11169 indicates that the average wait time for database operations has exceeded a predefined threshold. This can be a sign of performance issues within the database or the application that is interacting with it. Here’s a breakdown of the cause, potential solutions, and related information for this error:
Cause:
- High Load on Database: The database may be experiencing a high volume of transactions or queries, leading to increased wait times.
- Lock Contention: If multiple transactions are trying to access the same data simultaneously, it can lead to locks and increased wait times.
- Inefficient Queries: Poorly optimized SQL queries can take longer to execute, causing delays.
- Resource Bottlenecks: Insufficient CPU, memory, or I/O resources on the database server can lead to performance degradation.
- Network Latency: If the application server and database server are on different networks, latency can contribute to longer wait times.
- Configuration Issues: Incorrect database configuration settings can lead to suboptimal performance.
Solutions:
- Monitor Database Performance: Use database monitoring tools to analyze performance metrics and identify bottlenecks.
- Optimize Queries: Review and optimize SQL queries to ensure they are efficient. Use indexes where appropriate.
- Increase Resources: If the database server is under-resourced, consider upgrading hardware or optimizing resource allocation.
- Review Locking Behavior: Analyze locking behavior to identify and resolve lock contention issues. This may involve changing the way transactions are handled.
- Adjust Configuration Settings: Review and adjust database configuration settings to optimize performance based on workload.
- Load Balancing: If applicable, consider implementing load balancing to distribute the workload more evenly across multiple database instances.
- Database Maintenance: Regularly perform database maintenance tasks such as updating statistics, rebuilding indexes, and cleaning up old data.
Related Information:
By addressing the underlying causes and implementing the suggested solutions, you can help mitigate the issues leading to the DB11169 error and improve overall database performance.
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