[linux-lvm] ERROR pv_move_pe()

Heinz J. Mauelshagen Mauelshagen at sistina.com
Wed Jun 6 16:18:50 UTC 2001


Hi Oliver,

it got delayes because we are having an internal workshop right now.
Sorry, will get back to you about it ASAP.

Heinz

On Wed, Jun 06, 2001 at 04:02:53PM +0200, Oliver Jovic wrote:
> Hello Heinz,
> 
> you got my email with the pvmove -d output? I am just wondering coz i got
> now answer till yet.
> How long do you guess will it take to find out what it could be?
> 
> Regards 
> 
> Oliver
> 
> 
> > 
> > On Wed, May 30, 2001 at 02:33:40PM +0200, Timo Veith wrote:
> > > Hi all!
> > > 
> > > We have a Red Hat Linux system with kernel 2.4.3 using LVM 0.9.1 beta7.
> > > There is one VG defined with 6 PVs. We added another hard disk to the
> > > VG, trying to replace a smaller PV by using pvmove. The pvmove command
> > > failed after a long run with the following error message:
> > > 
> > > root at host[~] pvmove /dev/hdd1
> > > pvmove -- moving physical extents in active volume group "vg00"
> > > pvmove -- WARNING: if you lose power during the move you may need to
> > > restore your LVM metadata from backup!
> > > pvmove -- do you want to continue? [y/n] y
> > > pvmove -- ERROR reading input physical volume "/dev/hdd1" (still 65536 bytes to read)
> > > 
> > > pvmove -- ERROR "pv_move_pe(): read input PV" pv_move_pe
> > > 
> > > pvmove -- ERROR "pv_move_pe(): read input PV" moving physical extents
> > > 
> > > TH output of pvdisplay /dev/hdd1 shows that there is only one PE left
> > > to move away from /dev/hdd1. We've tried to change the state of the
> > > VG from active to inactive and from the LV also. Even with the
> > > filesystem (reiserfs) mounted or unmounted the same error message
> > > appears.
> > 
> > Do I get right that you deactivated the VG, activated it again and
> > were not able to pvmove that last PE away from /dev/hdd1.
> > 
> > If so, it sounds like a bug in pv_move_pes() in the library or something.
> > 
> > Could you please send "pvmove -d" output to me in direct mail to sort
> > this one out.
> > 
> > > 
> > > Where is this error message coming from, how can we solve this
> > > problem?
> > > 
> > > What happens if we just reduce the VG by /dev/hdd1 although there is
> > > still one PE of the VG on it?
> > 
> > You can't do that. A PV must have *no* PEs allocated to LVs.
> > 
> > > 
> > > 
> > > Thanks in advance for any help.
> > > 
> > > Regards,
> > > 
> > > 
> > >      Timo
> > > 
> > > 
> > > 
> > > 
> > > 
> > > _______________________________________________
> > > linux-lvm mailing list
> > > linux-lvm at sistina.com
> > > http://lists.sistina.com/mailman/listinfo/linux-lvm
> > > read the LVM HOW-TO at http://www.sistina.com/lvm/Pages/howto.html
> > 
> > -- 
> > 
> > Regards,
> > Heinz    -- The LVM Guy --
> > 
> > *** Software bugs are stupid.
> >     Nevertheless it needs not so stupid people to solve them ***
> > 
> > =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
> > 
> > Heinz Mauelshagen                                 Sistina Software Inc.
> > Senior Consultant/Developer                       Am Sonnenhang 11
> >                                                   56242 Marienrachdorf
> >                                                   Germany
> > Mauelshagen at Sistina.com                           +49 2626 141200
> >                                                        FAX 924446
> > =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
> > _______________________________________________
> > linux-lvm mailing list
> > linux-lvm at sistina.com
> > http://lists.sistina.com/mailman/listinfo/linux-lvm
> > read the LVM HOW-TO at http://www.sistina.com/lvm/Pages/howto.html
> > 
> 
> _______________________________________________
> linux-lvm mailing list
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> http://lists.sistina.com/mailman/listinfo/linux-lvm
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Heinz Mauelshagen                                 Sistina Software Inc.
Senior Consultant/Developer                       Am Sonnenhang 11
                                                  56242 Marienrachdorf
                                                  Germany
Mauelshagen at Sistina.com                           +49 2626 141200
                                                       FAX 924446
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