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Grid Infrastructure on Windows: oracleacfs.sys Driver Causes Windows Blue Screen (bugcheck 0xd1 - DRIVER_IRQL_NOT_LESS_OR_EQUAL) (Doc ID 2291691.1)

Last updated on FEBRUARY 23, 2022

Applies to:

Oracle Database Backup Service - Version N/A and later
Oracle Database Cloud Service - Version N/A and later
Oracle Database - Enterprise Edition - Version and later
Oracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Microsoft Windows x64 (64-bit)


While running Grid Infrastructure (standalone or clustered) on Windows, the server suffers a blue screen / bugcheck with the resulting memory.dmp (crash file) indicating oracleacfs.sys


 Very IO intensive operations against a large ASM Cluster File System (ACFS) drive


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