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Exalogic Virtual EMOC: WARNING Incident XXXX Created On Disk IO Queue Length Dm-XX Has Reached XX (Doc ID 2574285.1)

Last updated on AUGUST 16, 2019

Applies to:

Oracle Exalogic Elastic Cloud Software - Version 2.0.6.4.0 and later
Linux x86-64
Oracle Virtual Server x86-64

Symptoms

EMOC creates a Disk IO Queue incident against a compute node referencing a specific disk, however the compute node is not showing any hardware or disk faults.
The mentioned disk is also not shown in 'dmsetup ls' output.

Example:
Incident may state:

"Incident Description: Disk IO Queue Length dm-1 has reached 5.4"

Executing dmsetup ls does not show a disk called dm-1.

Cause

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In this Document
Symptoms
Cause
Solution


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