How To Fix DB6PM181 - RUNSTATS is recommended due to exceeded update threshold

DB6PM181 - Overview

• Message type: E = Error

• Message class: DB6PM - DB2 UDB for UNIX, Windows: Performance Monitoring

• Message number: 181

• Message text: RUNSTATS is recommended due to exceeded update threshold

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

DB6PM181 - Details

• The SAP error message DB6PM181 indicates that the database statistics for a particular table or index have not been updated for a certain period, and the system recommends running the RUNSTATS command to refresh these statistics. This is important for the database optimizer to make informed decisions about query execution plans, which can significantly affect performance.
  
  Cause:
  
  Exceeding Update Threshold: The error occurs when the number of updates (inserts, updates, deletes) to a table exceeds a predefined threshold without the corresponding statistics being updated. This can lead to outdated statistics, which can negatively impact query performance.
  Database Configuration: The threshold for when to run statistics may be set too low or not aligned with the actual usage patterns of the database.
  Lack of Regular Maintenance: If regular maintenance tasks are not scheduled or executed, statistics may not be updated frequently enough.
  
  
  Solution:
  
  Run the RUNSTATS Command: Execute the RUNSTATS command for the affected table or index.