Re: [linux-lvm] Weird UUIDs

[Patrick Boutilier <boutilpj ednet ns ca>]

Heinz,

I created and them removed a small LV and now the UUIDs look more 
familiar. :-) Thanks.


pvdata /dev/sda7

--- Physical volume ---
PV Name               /dev/sda7
VG Name               data_vg
PV Size               133.36 GB / NOT usable 321 KB [LVM: 255 KB]
PV#                   1
PV Status             available
Allocatable           yes
Cur LV                6
PE Size (KByte)       4096
Total PE              34140
Free PE               7015
Allocated PE          27125
PV UUID               C4Txkv-FIqY-RKJ4-OEoo-cTWc-LqZb-wFDBH0

--- Volume group ---
VG Name
VG Access             read/write
VG Status             NOT available/resizable
VG #                  0
MAX LV                256
Cur LV                6
Open LV               0
MAX LV Size           255.99 GB
Max PV                256
Cur PV                1
Act PV                1
VG Size               133.36 GB
PE Size               4 MB
Total PE              34140
Alloc PE / Size       27125 / 105.96 GB
Free  PE / Size       7015 / 27.4 GB
VG UUID               XXUlZt-SdDC-3who-JMDC-13P1-adqU-MKgQrv


.......


Heinz J. Mauelshagen wrote:

> On Tue, Jul 17, 2001 at 09:23:23AM -0300, Patrick Boutilier wrote:
>
> > I tried running pvdata -U on one of my LVM servers and it segfaulted 
> > (LVM driver version 0.9.1_beta6). Check out the UUIDs.
>
> Output just tells you, that no UUIDs have been created dynamically so far.
> If you create/remove a dummy LV, they should be there...
>
> > Everything is 
> > working OK but I wonder if this is a serious problem or not?
>
> No, it is not. Just try the lvcreate/lvremove pair on a small (-l 1) dummy LV.
>
> Regards,
> Heinz    -- The LVM Guy --