How To Fix DB6PM153 - Buffer pool &1 already existing

SAP Error Message - Details

• Message type: E = Error

• Message class: DB6PM - DB2 UDB for UNIX, Windows: Performance Monitoring

• Message number: 153

• Message text: Buffer pool &1 already existing

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DB6PM153 - Buffer pool &1 already existing ?

  The SAP error message DB6PM153 "Buffer pool &1 already existing" typically indicates that there is an attempt to create a buffer pool in the database that already exists. This can occur in various scenarios, such as during database configuration or when trying to allocate resources for a new application or instance.
  Cause:
  
  Duplicate Creation Attempt: The most common cause is that there is an attempt to create a buffer pool with a name that already exists in the database.
  Configuration Errors: Misconfiguration in the database settings or scripts that are trying to set up the buffer pool.
  Database Migration or Upgrade: If you are migrating or upgrading your database, the process might attempt to recreate existing buffer pools.
  
  Solution:
  
  Check Existing Buffer Pools: Use database management tools or SQL commands to list the existing buffer pools and verify if the one you are trying to create already exists.
  
  For example, in DB2, you can use the command:
  LIST BUFFERPOOLS
  
  
  
  Modify the Creation Script: If you are using a script to create the buffer pool, modify it to check for the existence of the buffer pool before attempting to create it. You can use conditional logic to avoid the creation if it already exists.
  Use a Different Name: If you need to create a new buffer pool, consider using a different name that does not conflict with existing ones.
  Database Administration Tools: Utilize database administration tools to manage buffer pools effectively and avoid conflicts.
  Consult Documentation: Refer to the specific database documentation (e.g., SAP HANA, DB2, etc.) for guidelines on buffer pool management and creation.
  
  Related Information:
  
  Database Documentation: Check the official documentation for your specific database system (e.g., SAP HANA, DB2) for detailed instructions on buffer pool management.
  SAP Notes: Look for relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Support Forums: Consider checking SAP Community or other support forums for similar issues and solutions shared by other users.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to your database administrator or SAP support for further assistance.