How To Fix SCTC_SC064 - Insufficient number of batch processes for concurrent jobs (at least 4)


SAP Error Message - Details

  • Message type: E = Error

  • Message class: SCTC_SC - CTC System Copy

  • Message number: 064

  • Message text: Insufficient number of batch processes for concurrent jobs (at least 4)

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  • Self-Explanatory Message

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Smart SAP Assistant

  • What is the cause and solution for SAP error message SCTC_SC064 - Insufficient number of batch processes for concurrent jobs (at least 4) ?

    The SAP error message SCTC_SC064 indicates that there are not enough batch processes available to handle the number of concurrent jobs that are being requested. This can occur in environments where multiple background jobs are scheduled to run simultaneously, and the system does not have enough resources allocated to handle them.

    Cause:

    1. Insufficient Batch Processes: The system is configured with fewer batch processes than required for the number of concurrent jobs. SAP systems have a limit on the number of background processes that can run at the same time.
    2. High Job Demand: There may be a sudden spike in the number of jobs scheduled to run concurrently, exceeding the available batch processes.
    3. Configuration Issues: The configuration settings for background processing may not be optimized for the current workload.
    4. System Performance: If the system is under heavy load or if there are performance issues, it may not be able to allocate the necessary resources for batch processing.

    Solution:

    1. Increase Batch Process Configuration:

      • Go to transaction code RZ10 or RZ11 to adjust the profile parameters related to background processing.
      • Look for parameters like rdisp/wp_no_btc (which defines the number of background work processes) and increase its value. The recommended minimum is at least 4, but this can be adjusted based on your system's capacity and workload.
      • After making changes, you may need to restart the instance for the changes to take effect.
    2. Monitor and Optimize Jobs:

      • Use transaction SM37 to monitor background jobs and identify any jobs that are taking longer than expected or are stuck.
      • Consider rescheduling non-critical jobs to off-peak hours to reduce the load during peak times.
    3. Check System Resources:

      • Ensure that the system has adequate resources (CPU, memory) to handle the increased number of batch processes.
      • If necessary, consider scaling up the hardware or optimizing the existing resources.
    4. Review Job Scheduling:

      • Review the job scheduling strategy to ensure that jobs are not scheduled to run at the same time unnecessarily.
      • Use job variants or dependencies to manage job execution more effectively.
    5. Consult SAP Notes:

      • Check for any relevant SAP Notes that may provide additional guidance or patches related to background processing issues.

    Related Information:

    • Transaction Codes:
      • SM37: Monitor background jobs.
      • RZ10: Profile parameter maintenance.
      • RZ11: Display and maintain profile parameters.
    • SAP Documentation: Refer to SAP Help Portal for detailed documentation on background processing and performance tuning.
    • Performance Monitoring Tools: Use tools like SAP Solution Manager to monitor system performance and identify bottlenecks.

    By addressing the configuration and monitoring the job scheduling, you can resolve the SCTC_SC064 error and ensure that your SAP system can handle the required number of concurrent jobs effectively.

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