My Oracle Support Banner

RAID Device not Visible: mdadm --assemble --scan Command Prints Error: "mdadm: No arrays found in config file" (Doc ID 2186235.1)

Last updated on MARCH 16, 2023

Applies to:

Linux OS - Version Oracle Linux 5.2 to Oracle Linux 7.2 [Release OL5U2 to OL7U2]
Oracle Cloud Infrastructure - Version N/A and later
Linux x86
Linux x86-64


After system has booted md0 is missing and all LVs used on top of md0 are not mounted

md0 is not visible at all, /var/log/messages does not hold any IO issues on local disks used by md0.



To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.