How To Fix SDB2U010 - PIECESIZE must be a power of 2 between 256 and &.

SAP Error Message - Details

• Message type: E = Error

• Message class: SDB2U - DB2/390: Messages for Function Group SDB2U

• Message number: 010

• Message text: PIECESIZE must be a power of 2 between 256 and &.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SDB2U010 - PIECESIZE must be a power of 2 between 256 and &. ?

  The SAP error message SDB2U010 indicates that the PIECESIZE parameter in the context of SAP HANA database configuration is not set correctly. Specifically, it must be a power of 2 and should fall within the range of 256 to a maximum value (which is typically defined by the system's configuration).
  Cause:
  
  Incorrect Configuration: The PIECESIZE parameter has been set to a value that is not a power of 2 or is outside the acceptable range (256 to the maximum allowed value).
  Default Values: If the parameter was not explicitly set, it may have defaulted to an invalid value.
  Typographical Error: There may have been a typographical error when entering the value.
  
  Solution:
  
  
  Check Current Configuration: Review the current setting of the PIECESIZE parameter. You can do this by querying the database configuration or using the SAP HANA Studio.
  SELECT * FROM M_INIFILE WHERE KEY = 'PIECESIZE';
  
  
  Set a Valid Value: Update the PIECESIZE parameter to a valid power of 2 within the specified range. Valid values include 256, 512, 1024, 2048, 4096, etc. You can set this parameter using SQL commands or through the SAP HANA Studio.
  ALTER SYSTEM SET "PIECESIZE" = <valid_value>;
  Replace <valid_value> with a power of 2 that meets the criteria.
  
  
  Restart the Database: After making changes to the configuration, you may need to restart the SAP HANA database for the changes to take effect.
  
  
  Consult Documentation: Refer to the official SAP HANA documentation for more details on the PIECESIZE parameter and its implications on performance and memory management.
  
  
  Related Information:
  
  Power of 2 Values: The valid values for PIECESIZE are 256, 512, 1024, 2048, 4096, 8192, etc. Ensure that the value you choose is a power of 2.
  Performance Considerations: The PIECESIZE parameter can affect the performance of data processing and memory usage. Choosing an appropriate size based on your workload and system capabilities is important.
  SAP Notes: Check SAP Notes for any specific recommendations or updates related to this error message or the PIECESIZE parameter.
  
  If you continue to experience issues after making these changes, consider reaching out to SAP support for further assistance.