How To Fix RSDD_ZA366 - INODES usage check

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDD_ZA - Messages from TREX Aggregate Area

• Message number: 366

• Message text: INODES usage check

What causes this issue?

The system checks the status of the INODES.

System Response

The system returns the status of the INODES usage and displays a list of
the corresponding drives..

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSDD_ZA366 - INODES usage check ?

  The SAP error message RSDD_ZA366 relates to the usage of INODES in the context of SAP BW (Business Warehouse) or SAP HANA. This error typically indicates that the system has reached a limit on the number of INODES that can be used, which can affect the performance and functionality of the system.
  Cause:
  
  INODE Limit Reached: The error usually occurs when the filesystem where the SAP BW or HANA data is stored has run out of INODES. INODES are data structures on a filesystem that store information about files and directories. Each file or directory consumes one INODE, and if the filesystem is filled with many small files, it can run out of INODES even if there is still disk space available.
  High Number of Small Files: If your system has a large number of small files, it can quickly exhaust the available INODES.
  
  Solution:
  
  Check INODE Usage: Use the command df -i on the server to check the INODE usage of the filesystem. This will show you how many INODES are used and how many are available.
  Clean Up Files: If you find that the INODE usage is high, consider cleaning up unnecessary files or directories. This could include:
  
  Deleting old logs or temporary files.
  Archiving or consolidating small files into larger files if possible.
  
  
  Increase INODE Count: If cleaning up files is not sufficient, you may need to consider reformatting the filesystem with a higher INODE count. This typically involves:
  
  Backing up the data.
  Recreating the filesystem with a higher INODE ratio.
  Restoring the data.
  
  
  Monitor INODE Usage: Implement monitoring to keep track of INODE usage over time to prevent this issue from recurring.
  
  Related Information:
  
  Filesystem Types: Different filesystem types (e.g., ext4, XFS) have different ways of managing INODES. Understanding the characteristics of the filesystem in use can help in planning for INODE management.
  SAP Notes: Check SAP Notes for any specific recommendations or patches related to this error message. SAP frequently updates its knowledge base with solutions for common issues.
  Performance Impact: Running out of INODES can lead to performance degradation and can prevent the creation of new files, which can impact data processing and reporting in SAP BW or HANA.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.