Error
Error Code: ACFS-07087

Oracle Database Error ACFS-07087: ACFS Metadata Inconsistency

📦 Oracle Database
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Description

This error indicates a critical inconsistency within the Oracle ACFS file system metadata for a specific file. It means the file's recorded allocation size has lost its corresponding extent information, which tracks the physical storage blocks. This typically points to corruption or an incomplete operation within the ACFS volume.
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Error Message

file has _AllocationSize value but no extent information
 _AllocationSize: string 
for file:
 string
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Known Causes

3 known causes
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System Crash During Metadata Update
An unexpected server shutdown or power failure while ACFS was writing or updating file system metadata can lead to incomplete writes and inconsistencies.
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Underlying ACFS Volume Corruption
Corruption within the ACFS volume, potentially due to disk errors, hardware failures, or software bugs, can damage critical file metadata structures.
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Interrupted File System Operation
File system operations such as resizing, snapshot creation, or large file manipulations, if interrupted prematurely, can leave metadata partially updated.
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Solutions

Coming Soon

Detailed step-by-step solutions for this error are being prepared. In the meantime, try these general troubleshooting tips:

General Troubleshooting Tips

  • Check the error message carefully for specific details
  • Review recent changes that might have caused the error
  • Search for the exact error code in the official documentation
  • Check log files for additional context
  • Try restarting the application or service

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