How To Fix S1330 - No buffer space in shared memory available

SAP Error Message - Details

• Message type: E = Error

• Message class: S1 - Statistik / SAP-Monitor

• Message number: 330

• Message text: No buffer space in shared memory available

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 S1330 - No buffer space in shared memory available ?

  The SAP error message S1330, which states "No buffer space in shared memory available," typically indicates that the shared memory allocated for the SAP system is insufficient for the current workload. This can occur due to various reasons, such as high system load, misconfiguration, or memory leaks.
  Causes:
  
  Insufficient Shared Memory Configuration: The shared memory parameters in the SAP profile may not be set high enough to accommodate the current workload.
  High Load: A sudden increase in user activity or background jobs can lead to a temporary spike in memory usage.
  Memory Leaks: Certain programs or transactions may not release memory properly, leading to exhaustion of available shared memory.
  System Configuration: Incorrect configuration of the operating system or database settings can also contribute to this issue.
  
  Solutions:
  
  
  Increase Shared Memory Parameters:
  
  Check and increase the shared memory parameters in the SAP instance profile. The parameters to look for include:
  
  abap/heap_area_dia
  abap/heap_area_nondia
  abap/heap_area_total
  
  
  After making changes, restart the SAP instance for the changes to take effect.
  
  
  
  Monitor and Optimize Workload:
  
  Use transaction codes like ST03N (Workload Analysis) and ST06 (Operating System Monitor) to analyze the workload and identify any bottlenecks.
  Optimize long-running transactions or background jobs that may be consuming excessive memory.
  
  
  
  Check for Memory Leaks:
  
  Use transaction ST22 (Dump Analysis) to check for any short dumps that may indicate memory leaks.
  Review custom code or third-party add-ons that may not be managing memory efficiently.
  
  
  
  System Configuration Review:
  
  Ensure that the operating system and database settings are optimized for SAP. This includes checking kernel parameters and database memory settings.
  
  
  
  Restart the SAP System:
  
  If the issue is temporary and caused by a spike in usage, a restart of the SAP instance may temporarily resolve the issue.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may provide additional guidance or patches related to this error.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for detailed information on memory management and configuration.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  Performance Monitoring Tools: Utilize SAP's performance monitoring tools to keep track of memory usage and system performance over time.
  
  By addressing the underlying causes and implementing the suggested solutions, you should be able to resolve the S1330 error and improve the overall performance of your SAP system.