How To Fix XMS_PERF601 - Obtained lock for aggregation table

SAP Error Message - Details

• Message type: E = Error

• Message class: XMS_PERF - Integration Engine: Messages XI Performance

• Message number: 601

• Message text: Obtained lock for aggregation table

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message XMS_PERF601 - Obtained lock for aggregation table ?

  The SAP error message XMS_PERF601 indicates that a lock has been obtained for an aggregation table, which typically occurs in the context of data processing or reporting in SAP systems, particularly in SAP BW (Business Warehouse) or SAP HANA environments. This message is often related to performance issues or contention for resources when multiple processes are trying to access the same data simultaneously.
  Cause:
  
  Concurrent Access: Multiple processes or users are trying to access or modify the same aggregation table at the same time, leading to locking.
  Long-running Queries: A query or data load process is taking a long time to complete, which can hold locks longer than expected.
  Insufficient Resources: The system may be under heavy load, causing delays in processing and locking mechanisms.
  Configuration Issues: Incorrect configuration of the aggregation or data loading processes can lead to inefficient locking behavior.
  
  Solution:
  
  
  Analyze Locking Situations:
  
  Use transaction codes like SM12 to check for active locks and identify which processes are holding locks on the aggregation table.
  Investigate the processes that are causing the locks and determine if they can be optimized or rescheduled.
  
  
  
  Optimize Queries:
  
  Review and optimize the queries that are accessing the aggregation table to ensure they run efficiently and do not hold locks longer than necessary.
  Consider using query performance tuning techniques, such as indexing or partitioning.
  
  
  
  Adjust Load Processes:
  
  If data loading processes are causing locks, consider scheduling them during off-peak hours to reduce contention.
  Use process chains to manage data loads more effectively and avoid overlapping processes.
  
  
  
  Increase System Resources:
  
  If the system is under heavy load, consider scaling up resources (CPU, memory) to improve performance and reduce locking issues.
  
  
  
  Review Configuration:
  
  Check the configuration settings for the aggregation tables and ensure they are set up correctly to minimize locking issues.
  
  
  
  Monitor System Performance:
  
  Use monitoring tools to keep an eye on system performance and identify potential bottlenecks that could lead to locking issues.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to the XMS_PERF601 error or provide patches and updates.
  Documentation: Review SAP documentation related to performance tuning, data loading, and query optimization for best practices.
  Community Forums: Engage with SAP community forums or support channels to see if other users have encountered similar issues and what solutions they have implemented.
  
  By following these steps, you should be able to diagnose and resolve the locking issue associated with the XMS_PERF601 error message in your SAP environment.