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OLVM : KVM Host not Booting Up due to Multiple Volume Groups with Same Name (Doc ID 2720273.1)

Last updated on OCTOBER 16, 2020

Applies to:

Linux OS - Version Oracle Linux 7.6 with Unbreakable Enterprise Kernel [4.14.35] and later
Linux x86-64

Symptoms

On KVM host, multiple Volume Groups with same names are detected.

# vgs
VG #PV #LV #SN Attr VSize VFree
18fdf675-fa61-4fb8-b44c-38ed252622d8 1 9 0 wz--n- 99.62g <94.88g
a66f7b96-5404-4538-af49-9056c2b45ac9 1 13 0 wz--n- 99.62g <84.88g
ol 1 10 0 wz--n- <95.34g <15.69g --> Guest VM VG
ol 1 2 0 wz--n- <135.70g 0 ---> KVM host VG

On reboot of KVM host, It is not booting up and going to dracut emergency shell.

Changes

Installed guest OS on physical disk.

Cause

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In this Document
Symptoms
Changes
Cause
Solution


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