How To Fix VIRT108 - Disk Status: (Physical/Shared Pool)

SAP Error Message - Details

• Message type: E = Error

• Message class: VIRT - Virtualization Monitoring

• Message number: 108

• Message text: Disk Status: (Physical/Shared Pool)

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 VIRT108 - Disk Status: (Physical/Shared Pool) ?

  The SAP error message VIRT108, which indicates a disk status issue related to the "Physical/Shared Pool," typically arises in the context of SAP's Virtual Memory Management. This error can occur when the system is unable to allocate sufficient memory or disk space for its operations, particularly in environments where memory is managed through shared pools.
  Cause:
  
  Insufficient Memory: The most common cause of this error is that the system does not have enough physical memory or shared memory allocated to handle the current workload.
  Configuration Issues: Incorrect configuration settings for memory parameters in the SAP system can lead to this error.
  Resource Limits: Operating system-level limits on memory usage or disk space can also trigger this error.
  High Load: A sudden increase in workload or a memory leak in the application can exhaust available resources.
  
  Solution:
  
  
  Check Memory Allocation:
  
  Review the memory settings in the SAP system profile parameters (e.g., abap/heap_area_dia, abap/heap_area_nondia, rdisp/PG_SHM).
  Ensure that the parameters are set according to the system's requirements and available resources.
  
  
  
  Increase Physical Memory:
  
  If the server is running low on physical memory, consider adding more RAM to the server.
  If using a virtual machine, ensure that the VM has been allocated sufficient memory.
  
  
  
  Adjust Shared Memory Settings:
  
  If using shared memory, check the configuration for shared memory pools and adjust them as necessary.
  Ensure that the operating system allows for the required shared memory size.
  
  
  
  Monitor System Load:
  
  Use monitoring tools to analyze the system load and identify any processes that may be consuming excessive memory.
  Optimize or terminate any unnecessary processes.
  
  
  
  Check Disk Space:
  
  Ensure that there is enough disk space available on the server, as insufficient disk space can also lead to memory allocation issues.
  
  
  
  Review Operating System Limits:
  
  Check the operating system's limits on memory and processes (e.g., ulimit settings in Unix/Linux).
  Adjust these limits if they are too restrictive.
  
  
  
  Restart the SAP System:
  
  In some cases, a restart of the SAP system may help to clear temporary memory issues.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to VIRT108 for any specific patches or updates that may address this issue.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  System Logs: Review system logs (e.g., dev_w0, dev_r0) for additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to diagnose and resolve the VIRT108 error in your SAP environment. If the problem persists, consider reaching out to SAP support for further assistance.