How To Fix RSDA_MON475 - Delete obsolete near-line requests

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDA_MON - Messages of the request monitor

• Message number: 475

• Message text: Delete obsolete near-line requests

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDA_MON475 - Delete obsolete near-line requests ?

  The SAP error message RSDA_MON475, which indicates the need to "Delete obsolete near-line requests," typically arises in the context of SAP's Near-Line Storage (NLS) solution. This error suggests that there are obsolete or outdated requests in the near-line storage that need to be cleaned up to maintain system performance and data integrity.
  Cause:
  
  Obsolete Requests: Over time, as data is archived and moved to near-line storage, some requests may become obsolete. This can happen due to data being deleted or moved, or if the requests are no longer relevant to the current data model.
  System Performance: Accumulation of obsolete requests can lead to performance degradation in the system, as the system may take longer to process queries or manage storage.
  Data Management: Poor data management practices can lead to a buildup of unnecessary data in the near-line storage.
  
  Solution:
  To resolve the RSDA_MON475 error, you can follow these steps:
  
  
  Identify Obsolete Requests:
  
  Use transaction code RSDA to access the Data Archiving Monitor.
  Check the status of near-line requests and identify which ones are marked as obsolete.
  
  
  
  Delete Obsolete Requests:
  
  In the Data Archiving Monitor, you can select the obsolete requests and delete them.
  Ensure that you have the necessary authorizations to perform deletions.
  
  
  
  Schedule Regular Cleanups:
  
  Implement a regular maintenance schedule to check for and delete obsolete near-line requests.
  This can be automated using background jobs in SAP.
  
  
  
  Monitor System Performance:
  
  After cleaning up, monitor the system performance to ensure that the changes have had a positive impact.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to near-line storage and data archiving for best practices and additional guidance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SARA (Archive Administration) and RSDA (Data Archiving Monitor).
  SAP Notes: Check for any SAP Notes related to RSDA_MON475 for specific patches or updates that may address known issues.
  Performance Tuning: Consider performance tuning strategies for your SAP system, especially if you frequently encounter issues with near-line storage.
  Data Retention Policies: Review your organization's data retention policies to ensure that they align with your archiving and near-line storage strategies.
  
  By following these steps, you should be able to resolve the RSDA_MON475 error and maintain a clean and efficient near-line storage environment in your SAP system.