Re: [linux-lvm] HDD Failure

[Mark Krenz <mark suso org>]

  Nick,

  LVM != RAID

  You should have been doing RAID if you wanted to be able to handle the
failure of one drive.


On Mon, Sep 18, 2006 at 07:34:37PM GMT, Nick [lists mogmail net] said the following:
> Hi Fabien,
> 
> Yes, just one LV - "Vol1-share". 
> 
> Does this mean I've lost *everything*? I would have though I should be
> still be able to access everything on the two working disks? 
> 
> I don't have a backup of this data.
> 
> Thanks, Nick
> 
> root nibiru:~# pvdisplay
>   --- Physical volume ---
>   PV Name               /dev/hda4
>   VG Name               Vol1
>   PV Size               106.79 GB / not usable 0
>   Allocatable           yes
>   PE Size (KByte)       4096
>   Total PE              27339
>   Free PE               27339
>   Allocated PE          0
>   PV UUID               Cq9xKF-W33m-BCLt-YyIc-EEfm-Btqc-eZLHNh
> 
>   --- Physical volume ---
>   PV Name               /dev/hdb1
>   VG Name               Vol1
>   PV Size               111.75 GB / not usable 0
>   Allocatable           yes
>   PE Size (KByte)       4096
>   Total PE              28609
>   Free PE               28609
>   Allocated PE          0
>   PV UUID               hwQrhH-iXHO-Bots-6zUQ-w8JG-Nmb3-shqZiX
> 
> root nibiru:~# vgdisplay
>   --- Volume group ---
>   VG Name               Vol1
>   System ID
>   Format                lvm2
>   Metadata Areas        2
>   Metadata Sequence No  3
>   VG Access             read/write
>   VG Status             resizable
>   MAX LV                0
>   Cur LV                0
>   Open LV               0
>   Max PV                0
>   Cur PV                2
>   Act PV                2
>   VG Size               218.55 GB
>   PE Size               4.00 MB
>   Total PE              55948
>   Alloc PE / Size       0 / 0
>   Free  PE / Size       55948 / 218.55 GB
>   VG UUID               RORj4f-LAOJ-83YS-34lD-4YRM-FKP8-8hgXLg
> 
> 
> On Mon, 2006-09-18 at 21:23 +0200, Fabien Jakimowicz wrote:
> > did you have only one lv in your vg ?
> > 
> > if yes, you can go to your backups.
> > 
> > what does pvdisplay and vgdisplay says ?
> > _______________________________________________
> > linux-lvm mailing list
> > linux-lvm redhat com
> > https://www.redhat.com/mailman/listinfo/linux-lvm
> > read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
> 
> _______________________________________________
> linux-lvm mailing list
> linux-lvm redhat com
> https://www.redhat.com/mailman/listinfo/linux-lvm
> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/


-- 
Mark S. Krenz
IT Director
Suso Technology Services, Inc.
http://suso.org/