[linux-lvm] What command do I use to make a PV active?

[Greg Freemyer]

On Mon, 2003-07-07 at 13:30, Heinz J . Mauelshagen wrote:
> On Mon, Jul 07, 2003 at 11:37:04AM -0400, Greg Freemyer wrote:
> > On Fri, 2003-07-04 at 07:49, Heinz J . Mauelshagen wrote:
> > > On Thu, Jul 03, 2003 at 01:05:43PM -0400, Greg Freemyer wrote:
> > > >  
> > > > Somehow I inactived a PV
> > > 
> > > Hmm, there's no direct (in)activation of PVs.
> > > A bit strange, that both are in diffrent states (they should be either inactive
> > > in case the VG is or both active in case the VG got activated).
> > 
> > This is a lab/test machine.  I have a couple of others that have a
> > similar LVM layout, and all of them have hot-swap drives.  I likely
> > moved a drive around at the wrong time.
> 
> Ah, the  let me assume, that this is the reason why the inactive status
> is stored on the PV.
> 
> > 
> > > 
> > > > 
> > > > # pvscan
> > > > pvscan -- reading all physical volumes (this may take a while...)
> > > > pvscan -- inactive PV "/dev/sda3" of VG "TruStore-Data" [53.63 GB / 48.63 GB free]
> > > > pvscan -- ACTIVE   PV "/dev/sdb1" of VG "TruStore-Data" [74.54 GB / 13.54 GB free]
> > > > pvscan -- total: 2 [128.19 GB] / in use: 2 [128.19 GB] / in no VG: 0 [0]
> > > > 
> > > > What command do I use to make it active?
> > > 
> > > If the VG "TruStore-Data" is inactive, "vgchange -ay TruStore-Data" should turn
> > > /dev/sda3 active as well.
> > 
> > It is already active, and I just tried a reboot.  sda3 is still
> > inactive.
> 
> You might want to create a dummy LV and remove it.
> That changes PV state stored on disks.
> 

That did not work.  Apparently the VG did not think sda3 was part of it.

I ended up doing a 'pvcreate -ff /dev/sda3'.

Then a vgextend to re-add it to the VG.

I had to recreate and populate the LV I had on there previously, but it
was not a huge deal.

Thanks for the help.
Greg
-- 
Greg Freemyer