Couldn’t find device with uuid or unknown device LVM Partition in Linux

Posted: September 20, 2016 in Couldn't find device with uuid or unknown device

For the below issue I have removed two disk from VM level and removed entry from fstab too . But forgot remove LVM manager that’s why i got below error. So below steps to remove the “removed disk LVM partition.

root@testvm ~]# vgs

Couldn’t find device with uuid V8eIOe-xkLl-YeZ7-TLO3-dzzn-CVZP-kMAH26.

Couldn’t find device with uuid tlJ1em-nmXl-HqPY-AYfe-NP2U-QzJV-7KXyAB.

VG       #PV #LV #SN Attr   VSize   VFree

rootVG     1   4   0 wz–n-   84.84g   0

vgdata   4   1   0 wz-pn-   2.50t   0


[root@testvm ~]# pvs

Couldn’t find device with uuid V8eIOe-xkLl-YeZ7-TLO3-dzzn-CVZP-kMAH26.

Couldn’t find device with uuid tlJ1em-nmXl-HqPY-AYfe-NP2U-QzJV-7KXyAB.

PV             VG       Fmt Attr PSize   PFree

/dev/sda2     rootVG   lvm2 a–   84.84g   0

/dev/sdb       vgdata lvm2 a–     2.46t   0

unknown device vgdata lvm2 a-m   640.00m   0

unknown device vgdata lvm2 a-m     8.00m   0


[root@testvm ~]# vgreduce –removemissing –force vgdata

Couldn’t find device with uuid V8eIOe-xkLl-YeZ7-TLO3-dzzn-CVZP-kMAH26.

Couldn’t find device with uuid tlJ1em-nmXl-HqPY-AYfe-NP2U-QzJV-7KXyAB.

Removing partial LV lvol1.

Logical volume “lvol1” successfully removed

Wrote out consistent volume group vgdata

[root@testvm ~]# vgs

VG       #PV #LV #SN Attr   VSize   VFree

rootVG     1   4   0 wz–n-   84.84g   0

vgdata   2   0   0 wz–n-   2.50t 2.50t


[root@testvm ~]# pvs

PV         VG       Fmt Attr PSize   PFree

/dev/sda2 rootVG   lvm2 a–   84.84g     0

/dev/sdb   vgdata lvm2 a–     2.46t 2.46t

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