Error
Error Code: ACFS-05511

Oracle Database Error ACFS-05511: Standby Replication I/O Failure

📦 Oracle Database
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Description

This error indicates that the designated standby host for ACFS (Automatic Storage Management Cluster File System) replication is experiencing I/O issues. It typically occurs during replication synchronization or when the standby site attempts to perform disk operations, potentially leading to data divergence or replication failure.
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Error Message

The standby replication site host, string , is experiencing number I/O errors.
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Known Causes

3 known causes
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Network Connectivity Problems
Intermittent or lost network connection between the primary and standby hosts can lead to I/O errors during replication synchronization.
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Underlying Storage Subsystem Issues
Problems with the disk array, SAN, or local storage hardware on the standby host can manifest as I/O errors.
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Resource Contention on Standby
High CPU, memory, or disk utilization on the standby host can cause I/O operations to time out or fail.
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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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