How To Fix DB11164 - Reads per user call monitoring

SAP Error Message - Details

• Message type: E = Error

• Message class: DB11 - Oracle Monitor: messages

• Message number: 164

• Message text: Reads per user call monitoring

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DB11164 - Reads per user call monitoring ?

  The SAP error message DB11164, which pertains to "Reads per user call monitoring," typically indicates that the database is monitoring the number of read operations performed per user call. This can be related to performance issues or inefficiencies in how database calls are being made from the SAP application.
  Cause:
  
  High Read Operations: The error may occur when the number of read operations per user call exceeds a predefined threshold. This can happen due to inefficient queries, excessive data retrieval, or poorly optimized database access patterns.
  Database Configuration: The database may not be optimally configured for the workload, leading to excessive reads.
  Application Logic: The application logic may be causing unnecessary database calls, such as fetching more data than needed or not using caching effectively.
  
  Solution:
  
  Analyze Queries: Use transaction codes like ST05 (SQL Trace) or ST12 (Single Transaction Analysis) to analyze the SQL queries being executed. Look for queries that are causing excessive reads and optimize them.
  Optimize Database Access: 
  
  Review and optimize the database schema, indexes, and queries to reduce the number of reads.
  Consider using database views or materialized views to simplify complex queries.
  
  
  Caching: Implement caching strategies to reduce the number of database reads. This can include application-level caching or using SAP's built-in caching mechanisms.
  Configuration Tuning: Review and adjust database configuration settings to better handle the workload. This may involve increasing buffer sizes or adjusting read thresholds.
  Monitor Performance: Continuously monitor database performance using tools like DBACOCKPIT or transaction ST04 to identify and address performance bottlenecks.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to performance tuning and database optimization for specific recommendations and best practices.
  Documentation: Refer to SAP documentation for guidelines on optimizing database access and performance tuning.
  Community Forums: Engage with SAP community forums or support channels for insights from other users who may have encountered similar issues.
  
  By addressing the underlying causes of excessive reads and optimizing both the application and database configurations, you can resolve the DB11164 error and improve overall system performance.