How To Fix ICM532 - Number of hits in the HTTP UFO cache

SAP Error Message - Details

• Message type: E = Error

• Message class: ICM - Messages for ICM Monitor

• Message number: 532

• Message text: Number of hits in the HTTP UFO cache

Self-Explanatory Message

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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 ICM532 - Number of hits in the HTTP UFO cache ?

  The SAP error message ICM532 indicates that there is an issue related to the HTTP UFO (Universal File Object) cache in the Internet Communication Manager (ICM). This message typically appears when the number of hits in the HTTP UFO cache exceeds a certain threshold, which can lead to performance issues or cache management problems.
  Cause:
  
  High Traffic: A sudden increase in traffic to the SAP system can lead to a high number of hits in the HTTP UFO cache.
  Cache Configuration: The cache may not be configured optimally, leading to inefficient use of resources.
  Cache Size Limit: The cache size may be set too low, causing it to reach its limit quickly.
  Stale Data: If the cache is not being cleared or refreshed properly, it may contain stale data, leading to increased hits without effective caching.
  
  Solution:
  
  
  Increase Cache Size: Adjust the configuration settings for the HTTP UFO cache to increase its size. This can be done in the SAP system profile parameters.
  
  Parameters to consider include icm/HTTP/UFO/size and icm/HTTP/UFO/limit.
  
  
  
  Monitor Traffic: Use monitoring tools to analyze traffic patterns and identify peak usage times. This can help in planning for capacity and scaling resources accordingly.
  
  
  Optimize Cache Management: Implement strategies for better cache management, such as:
  
  Regularly clearing the cache to remove stale entries.
  Setting appropriate expiration times for cached objects.
  
  
  
  Review Configuration: Check the ICM configuration settings to ensure they are optimized for your specific use case. This includes reviewing settings related to HTTP caching and performance.
  
  
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as these may contain performance improvements and bug fixes related to caching.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to ICM and HTTP caching for specific guidance and troubleshooting steps.
  SAP Community: Engage with the SAP Community forums for insights and experiences from other users who may have encountered similar issues.
  Performance Monitoring Tools: Utilize SAP's performance monitoring tools to gain insights into cache performance and system load.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with SAP support for further assistance.