How To Fix LVCALM033 - SQL data cache fill level in %

SAP Error Message - Details

• Message type: E = Error

• Message class: LVCALM - liveCache: Alert Monitor Objects and Attributes

• Message number: 033

• Message text: SQL data cache fill level in %

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message LVCALM033 - SQL data cache fill level in % ?

  The SAP error message LVCALM033 indicates that the SQL data cache fill level has reached a certain threshold, which can affect the performance of your SAP system. This message is typically related to the database layer and indicates that the cache is nearing its capacity, which can lead to performance degradation or even failures in data retrieval.
  Cause:
  
  High Data Volume: The SQL data cache is filled with a large amount of data due to high transaction volumes or complex queries.
  Inefficient Queries: Poorly optimized SQL queries can lead to excessive data being loaded into the cache.
  Configuration Issues: The cache size may be set too low for the workload, leading to frequent cache fills.
  Database Performance: Underlying database performance issues can exacerbate cache fill levels.
  
  Solution:
  
  Monitor Cache Usage: Regularly monitor the SQL data cache usage to understand patterns and identify peak usage times.
  Optimize Queries: Review and optimize SQL queries to reduce the amount of data being loaded into the cache. Use indexes effectively and avoid SELECT * statements.
  Increase Cache Size: If the workload justifies it, consider increasing the size of the SQL data cache in the database configuration settings.
  Database Maintenance: Perform regular database maintenance tasks such as updating statistics, rebuilding indexes, and cleaning up unused data to improve performance.
  Review Configuration: Check the configuration settings for the SQL data cache and adjust them based on the workload and performance requirements.
  SAP Notes: Check for any relevant SAP Notes that may provide specific guidance or patches related to this error message.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like ST02 (Buffer Monitor) and ST04 (Database Performance Monitor) to analyze buffer and cache performance.
  Performance Tuning: Engage in performance tuning activities, which may include analyzing workload, adjusting database parameters, and optimizing application logic.
  SAP Support: If the issue persists, consider reaching out to SAP Support for further assistance, especially if you suspect a bug or require specific patches.
  
  By addressing the underlying causes and implementing the suggested solutions, you can mitigate the impact of the LVCALM033 error and improve the overall performance of your SAP system.