How To Fix DBOSC320 - Error while checking maximum runtime; runtime exceeded (&1 > &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: DBOSC -

• Message number: 320

• Message text: Error while checking maximum runtime; runtime exceeded (&1 > &2)

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 DBOSC320 - Error while checking maximum runtime; runtime exceeded (&1 > &2) ?

  The SAP error message DBOSC320 indicates that a database operation has exceeded the maximum allowed runtime. This can occur during various database operations, such as queries or updates, when the execution time surpasses a predefined limit. Here’s a breakdown of the cause, potential solutions, and related information for this error:
  Cause:
  
  Long-Running Queries: The most common cause is that a query or database operation is taking longer than expected, possibly due to inefficient SQL statements, large data volumes, or lack of proper indexing.
  Database Locking: If there are locks on the database tables being accessed, it can lead to delays in query execution.
  Resource Contention: High load on the database server or contention for resources can also lead to longer execution times.
  Configuration Settings: The maximum runtime for database operations may be set too low in the SAP system configuration.
  
  Solutions:
  
  Optimize SQL Queries: Review and optimize the SQL queries that are causing the error. Look for ways to reduce the complexity of the queries or limit the amount of data being processed.
  Check Indexes: Ensure that the relevant database tables are properly indexed to improve query performance.
  Increase Maximum Runtime: If the queries are inherently long-running and cannot be optimized further, consider increasing the maximum runtime setting in the SAP system configuration. This can usually be done in the database configuration settings.
  Monitor Database Performance: Use database monitoring tools to identify performance bottlenecks and resource contention issues. Address any identified problems, such as high CPU or memory usage.
  Review Locks: Check for any locks on the database tables that might be causing delays. Resolve any locking issues if possible.
  Batch Processing: If applicable, consider breaking down large operations into smaller batches to avoid exceeding the runtime limit.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific recommendations or patches related to this error. SAP frequently updates its knowledge base with solutions for known issues.
  Database Logs: Review database logs for additional details on the error and any related performance issues.
  System Configuration: Review the configuration settings in transaction codes like DB02 (Database Performance Analysis) or ST04 (Database Performance Monitor) to gather insights into database performance.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have implemented.
  
  By addressing the underlying causes and implementing the suggested solutions, you should be able to resolve the DBOSC320 error and improve the performance of your database operations.