How To Fix RT430 - Currently used paging area [KB]

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 430

• Message text: Currently used paging area [KB]

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RT430 - Currently used paging area [KB] ?

  The SAP error message RT430, which states "Currently used paging area [KB]," typically relates to issues with memory management in the SAP system, specifically concerning the paging area. This error can occur when the system is running low on memory resources, particularly in the context of the SAP kernel and its ability to manage paging effectively.
  Cause:
  
  Insufficient Memory Allocation: The SAP system may not have enough memory allocated to handle the current workload, leading to excessive paging.
  High Workload: A sudden increase in user activity or background jobs can lead to increased memory usage.
  Configuration Issues: Incorrect configuration of the SAP memory parameters can lead to inefficient memory usage.
  Memory Leaks: Certain programs or transactions may have memory leaks, consuming more memory over time.
  
  Solution:
  
  
  Increase Memory Allocation:
  
  Review and increase the memory settings in the SAP profile parameters, particularly those related to the paging area. This can include parameters like abap/heap_area_dia, abap/heap_area_nondia, and rdisp/PG_MAXFS.
  Ensure that the operating system has sufficient physical memory available.
  
  
  
  Monitor and Optimize Workload:
  
  Use transaction codes like ST03N (Workload Analysis) to monitor system performance and identify any transactions or processes that are consuming excessive resources.
  Optimize long-running or resource-intensive jobs.
  
  
  
  Adjust SAP Parameters:
  
  Review and adjust the SAP memory parameters in the instance profile. You may need to consult SAP documentation or a Basis administrator for the best settings based on your system's workload.
  
  
  
  Check for Memory Leaks:
  
  Analyze the system for any custom code or third-party add-ons that may be causing memory leaks. This may involve debugging or using tools like ST22 (Dump Analysis) to identify problematic areas.
  
  
  
  System Restart:
  
  In some cases, a system restart may help clear temporary memory issues, but this should be done with caution and typically as a last resort.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional guidance.
  
  
  
  Related Information:
  
  SAP Memory Management: Understanding how SAP manages memory can help in configuring the system appropriately. Familiarize yourself with the different memory areas (heap, paging, etc.) and their configurations.
  Transaction Codes: Familiarize yourself with transaction codes like ST02 (Tune Summary), ST03N (Workload Analysis), and SM50 (Process Overview) to monitor and analyze memory usage.
  SAP Basis Administration: If you are not a Basis administrator, it may be beneficial to involve one, as they have the expertise to handle memory-related issues effectively.
  
  If the problem persists after trying the above solutions, it may be necessary to engage SAP support for further assistance.