How To Fix /SAPAPO/OM_PERF_MSG301 - Heap: Create/delete 50MB in chunks of fixed size 2kB

/SAPAPO/OM_PERF_MSG301 - Overview

• Message type: E = Error

• Message class: /SAPAPO/OM_PERF_MSG -

• Message number: 301

• Message text: Heap: Create/delete 50MB in chunks of fixed size 2kB

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM_PERF_MSG301 - Heap: Create/delete 50MB in chunks of fixed size 2kB ?

  The SAP error message /SAPAPO/OM_PERF_MSG301 indicates a performance issue related to memory management in the SAP Advanced Planning and Optimization (APO) module. Specifically, it suggests that the system is attempting to allocate or deallocate memory in chunks of 2KB, which can lead to inefficiencies, especially when dealing with larger memory requests (like 50MB).
  
  Cause:
  
  Memory Fragmentation: The system may be experiencing memory fragmentation, where free memory is divided into small blocks, making it difficult to allocate larger contiguous blocks of memory.
  
  Configuration Issues: The memory allocation settings in the SAP system may not be optimized for the workload, leading to inefficient memory usage.
  High Load: A high number of concurrent users or processes can lead to increased memory allocation requests, exacerbating the issue.
  Insufficient Memory: The system may not have enough physical or virtual memory allocated to handle the demands of the APO processes.
  
  
  Solution:
  
  Increase Memory Allocation: Review and increase the memory settings for the SAP