How to Identify and Diagnostic ASM Disk Overlapping by an OS Filesystem (ASM Disk Overlapping : Scenario #3) (Doc ID 1934304.1)

Last updated on APRIL 05, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.1 to 12.1.0.2 [Release 10.2 to 12.1]
Information in this document applies to any platform.

Symptoms

1) This document provides an example about how to identify and diagnostic ASM disk overlapping by an OS filesystem.

2) This overlapping action is a destructive operation which corrupts for sure the ASM disk.

3) For example

3.1) Diskgroup is dismounted due to the next errors:

 

Cause

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