How To Fix DB02065 - Oracle cache monitoring

SAP Error Message - Details

• Message type: E = Error

• Message class: DB02 - For Oracle Component of the Database Monitor

• Message number: 065

• Message text: Oracle cache monitoring

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 DB02065 - Oracle cache monitoring ?

  The SAP error message DB02065 related to Oracle cache monitoring typically indicates an issue with the Oracle database's cache settings or performance. This error can arise due to various reasons, including insufficient memory allocation for the database cache, improper configuration, or performance bottlenecks.
  Cause:
  
  Insufficient Cache Size: The database cache may not be large enough to handle the workload, leading to performance issues.
  Configuration Issues: Incorrect settings in the Oracle database configuration can lead to inefficient cache usage.
  High Load: A sudden increase in database load can cause the cache to become overwhelmed.
  Fragmentation: Over time, the cache may become fragmented, leading to inefficient memory usage.
  Database Statistics: Outdated or inaccurate statistics can lead to suboptimal query plans, affecting cache performance.
  
  Solution:
  
  Increase Cache Size: Review and increase the size of the database cache (e.g., the DB_CACHE_SIZE parameter in Oracle) if necessary.
  Optimize Configuration: Check the Oracle database configuration settings and optimize them for your workload. This may include adjusting parameters related to memory allocation and cache management.
  Monitor Performance: Use Oracle's performance monitoring tools (like AWR reports) to identify bottlenecks and areas for improvement.
  Update Statistics: Regularly gather statistics on database objects to ensure the optimizer has accurate information for query planning.
  Review Workload: Analyze the workload on the database to identify any queries or processes that may be consuming excessive resources and optimize them.
  Fragmentation Management: If fragmentation is an issue, consider reorganizing or rebuilding indexes to improve cache efficiency.
  
  Related Information:
  
  Oracle Documentation: Refer to Oracle's official documentation for detailed information on configuring and monitoring database cache settings.
  SAP Notes: Check SAP's support portal for any specific notes or patches related to the DB02065 error.
  Performance Tuning: Consider engaging in performance tuning practices for both the Oracle database and the SAP application to ensure optimal performance.
  Monitoring Tools: Utilize monitoring tools like Oracle Enterprise Manager or third-party solutions to keep an eye on cache performance and other database metrics.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with a database administrator or SAP support for further assistance.