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Configure Redundant Disk Array Controller ( RDAC ) Support on Oracle VM 2.1.2 (Doc ID 743536.1)

Last updated on MAY 04, 2020

Applies to:

Oracle VM - Version 2.1.2 and later
Oracle Cloud Infrastructure - Version N/A and later
Linux x86
Linux x86-64
***Checked for relevance on 30-Aug-2011***

Symptoms

You have tried to compile a new Initial Ramdisk with the Redundant Disk Array Controller ( RDAC ) Modules mppUpper and mppVhba, but you get the following Error Message during the Boot Process ( you can check afterwards with the "dmesg" Command ):
MPP:No supported SCSI devices are discovered. Please run "hot_add" after supported storage arrays are attached to the Linux host.

Cause

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In this Document
Symptoms
Cause
Solution

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