How To Fix DB6618 - Current fill level of the log files

SAP Error Message - Details

• Message type: E = Error

• Message class: DB6 - DB6: Alert Monitoring and Alert Configuration

• Message number: 618

• Message text: Current fill level of the log files

What causes this issue?

The system monitors here the current log file fill level, instead of
the maximum sizes.

System Response

If all primary log files are full, the database must create secondary
log files, which can reduce performance.

How to fix this error?

If an error occurs, increase the number of primary log files using:
<LB>UPDATE DB CFG USING LOGPRIMARY <value></>

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DB6618 - Current fill level of the log files ?

  The SAP error message DB6618 indicates that the current fill level of the log files has reached a critical threshold. This typically occurs in the context of database management, where the transaction log files are filling up and may lead to issues with database operations if not addressed.
  Cause:
  
  High Transaction Volume: A large number of transactions being processed can fill up the log files quickly.
  Long-Running Transactions: Transactions that take a long time to complete can hold onto log space longer than necessary.
  Insufficient Log Space: The configuration of the database may not allocate enough space for log files.
  Backup Issues: If log backups are not being performed regularly, the log files can fill up.
  Database Configuration: Incorrect settings in the database configuration can lead to inefficient log file management.
  
  Solution:
  
  Perform Log Backups: Ensure that regular log backups are being performed. This will free up space in the log files.
  Increase Log File Size: If the log files are consistently filling up, consider increasing their size or the number of log files allocated.
  Monitor Long-Running Transactions: Identify and optimize any long-running transactions that may be holding onto log space.
  Check Database Configuration: Review and adjust the database configuration settings related to log file management.
  Clear Unused Log Files: If there are old or unused log files, consider clearing them out if they are no longer needed.
  Database Maintenance: Regularly perform database maintenance tasks to ensure optimal performance and space management.
  
  Related Information:
  
  Transaction Log Management: Understanding how transaction logs work in your specific database (e.g., Oracle, SQL Server, etc.) is crucial for effective management.
  Monitoring Tools: Utilize monitoring tools to keep an eye on log file usage and transaction volumes.
  SAP Notes: Check SAP Notes for any specific recommendations or patches related to this error message.
  Database Documentation: Refer to the documentation for your specific database system for best practices on log file management.
  
  If the issue persists after taking these steps, it may be necessary to consult with your database administrator or SAP support for further assistance.