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ORA-27070: "Async Read/Write Failed" Reported In ASM Alert Log (Doc ID 1383508.1)

Last updated on MARCH 01, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 11.1.0.6 to 11.2.0.3 [Release 11.1 to 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

Following error is reported in the ASM alert log file:


ORA-27070: async read/write failed
WARNING: IO Failed. group:0 disk(number.incarnation):7.0xd9b3cf9b disk_path:/dev/random
AU:0 disk_offset(bytes):0 io_size:4096 operation:Read type:asynchronous
result:I/O error process_id:26101
There are no errors reported in the OS Error log file.

Cause

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In this Document
Symptoms
Cause
Solution
References


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