How To Fix RSDA_SYB205 - Lock mode '&1' for object &2 successfully acquired in &3 after &4 tries

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDA_SYB - Messages for near-line implementation for Sybase IQ

• Message number: 205

• Message text: Lock mode '&1' for object &2 successfully acquired in &3 after &4 tries

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDA_SYB205 - Lock mode '&1' for object &2 successfully acquired in &3 after &4 tries ?

  The SAP error message RSDA_SYB205 indicates that a lock mode for a specific object has been successfully acquired after a certain number of attempts. This message typically arises in the context of data extraction or data loading processes, particularly when using SAP Data Services or SAP BW (Business Warehouse) with Sybase databases.
  Cause:
  The error message suggests that the system was trying to acquire a lock on a specific object (like a table or a data source) but had to attempt multiple times before successfully obtaining the lock. This can happen due to several reasons:
  
  Concurrent Access: Other processes or users may be accessing the same object, causing contention for the lock.
  Long-running Transactions: If there are long-running transactions that hold locks on the object, it can delay the acquisition of the lock.
  Lock Timeout Settings: The system may have a configured timeout for acquiring locks, leading to multiple attempts before success.
  Database Performance Issues: Performance issues in the database can also lead to delays in lock acquisition.
  
  Solution:
  To address the RSDA_SYB205 error, consider the following solutions:
  
  Identify Contention: Use database monitoring tools to identify which processes are holding locks on the object. You may need to coordinate with other users or processes to minimize contention.
  Optimize Transactions: Review and optimize any long-running transactions that may be holding locks. Ensure that transactions are kept as short as possible.
  Adjust Lock Timeout Settings: If appropriate, consider adjusting the lock timeout settings in the database or SAP configuration to allow for longer wait times before timing out.
  Schedule Jobs Appropriately: If possible, schedule data extraction or loading jobs during off-peak hours to reduce contention.
  Database Maintenance: Regularly perform database maintenance tasks to ensure optimal performance and reduce locking issues.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific recommendations or patches related to this error message.
  Database Documentation: Review the documentation for the specific database (e.g., Sybase) for best practices on managing locks and transactions.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have implemented.
  
  By following these steps, you should be able to mitigate the occurrence of the RSDA_SYB205 error and improve the efficiency of your data extraction or loading processes.