Error
Error Code: ACFS-07033

Oracle Database Error ACFS-07033: Incorrect Extent Granularity

📦 Oracle Database
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Description

This error indicates a fundamental inconsistency within the Oracle Automatic Storage Management Cluster File System (ACFS) extent structure, specifically an incorrect `_granularity` value. It typically occurs when ACFS metadata is corrupted or when there's a mismatch in configuration parameters affecting how storage extents are managed.
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Error Message

extent structure has incorrect _granularity value
 found: number , but expected to find: number 
for structure:
 string
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Known Causes

4 known causes
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ACFS Metadata Corruption
The underlying ACFS metadata, which defines the file system structure and extent allocation, has become corrupted due to various factors.
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Incorrect ACFS Configuration
The `_granularity` parameter or related ACFS configuration settings are incorrectly defined or have been altered, leading to structural inconsistencies.
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Underlying Storage Issues
Physical issues with the disk, storage array, or volume manager can manifest as metadata corruption within ACFS, affecting extent granularity.
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Software Bug or Upgrade Anomaly
Rarely, a software bug or an issue during an ACFS upgrade or patch application might introduce inconsistencies in extent granularity.
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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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