How To Fix RT180 - Monitoring object enqueue client: wait time

SAP Error Message - Details

• Message type: E = Error

• Message class: RT - Monitoring infrastructure MSG and alert texts

• Message number: 180

• Message text: Monitoring object enqueue client: wait time

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 RT180 - Monitoring object enqueue client: wait time ?

  The SAP error message RT180, which indicates "Monitoring object enqueue client: wait time," typically relates to issues with enqueue locks in the SAP system. This error can occur when a process is waiting for a lock that is held by another process, leading to delays in processing.
  Cause:
  
  Lock Contention: Multiple processes are trying to access the same resource, leading to contention for locks.
  Long-Running Transactions: A transaction that holds a lock for an extended period can cause other transactions to wait.
  Deadlocks: Situations where two or more processes are waiting for each other to release locks, causing a standstill.
  High Load: Increased load on the system can lead to more processes competing for the same resources.
  Configuration Issues: Incorrect configuration of the enqueue server or related parameters can lead to inefficient lock management.
  
  Solution:
  
  Identify the Lock Holder: Use transaction codes like SM12 (to view locks) and SM21 (to check system logs) to identify which process is holding the lock.
  Analyze Long-Running Transactions: Check for transactions that are taking too long and investigate why they are not completing.
  Optimize Code: If specific programs or transactions are causing lock contention, consider optimizing the code to reduce lock duration.
  Increase Resources: If the system is under heavy load, consider scaling up resources (CPU, memory) or optimizing the workload.
  Adjust Configuration: Review and adjust enqueue server settings and parameters to improve lock handling.
  Monitor Regularly: Implement monitoring tools to keep track of lock contention and system performance to proactively address issues.
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: Display and manage locks.
  SM21: System log analysis.
  ST22: Dump analysis to check for ABAP runtime errors.
  SM37: Job monitoring to check for long-running jobs.
  
  
  
  SAP Notes: Check SAP Notes related to enqueue issues for specific patches or recommendations. You can search for relevant notes in the SAP Support Portal.
  
  
  Performance Tuning: Regularly review and tune the performance of your SAP system to minimize lock contention and improve overall efficiency.
  
  
  Documentation: Refer to SAP documentation for best practices on managing locks and performance tuning in SAP systems.
  
  
  By following these steps, you can address the RT180 error and improve the performance of your SAP system.