Re: [linux-lvm] pvmove problem

["Heinz J . Mauelshagen" <mauelshagen@sistina.com>]

On Fri, Feb 07, 2003 at 05:50:21PM +0000, B. Dobalina wrote:
> Its linux 2.4.19 (with the sgi xfs patch) and lvm 1.0.6. I have two volumes, 
> the other volume (vol1) is unaffected. All lvm operations seem to be working 
> on vol1. For vol2 (the one that I executed a pvmove on), I cannot get lvm to 
> recognize it so I cannot perform any lvm operations.

You've got the actual LVM software. Let's try to approach the problem
a bit more...

Have there been any syslog messages spotting some light on this ?
Are you still able to use vol2's content ?

Before changing anything, don't forget to keep recent backups!

Regards,
Heinz    -- The LVM Guy --

> 
> -skip
> 
> 
> 
> 
> Which LVM and Linux  version is this ?
> Does everything else irt LVM with the exception of pvmove ru fine
> (i.e. creating/removing LVs etc.) ?
> 
> Regards,
> Heinz    -- The LVM Guy --
> 
> 
> On Thu, Feb 06, 2003 at 11:26:44PM +0000, B. Dobalina wrote:
> >I am trying to remove an old harddrive from one of my volumes using:
> >   pvmove -v /dev/hdh3
> >It was chugging along just find until about half way through when it froze. 
> >Linux was not "frozen", but I do not think it would allow any io to the 
> >block devices (logins, ls's, etc would stall). I waited about an hour, at 
> >which point it was still stuck on the same extent, and had no other option 
> >but to hard reboot. When the system was booted, the volume to which hdh3 
> >belonged, would no longer mount:
> >
> >$ vgscan
> >vgscan -- reading all physical volumes (this may take a while...)
> >vgscan -- found active volume group "vol1"
> >vgscan -- only found 2523 of 768 LEs for LV /dev/vol2/software (1)
> >vgscan -- ERROR "vg_read_with_pv_and_lv(): allocated LE of LV" can't get 
> >data of volume group "vol2" from physical volume(s)
> >vgscan -- "/etc/lvmtab" and "/etc/lvmtab.d" successfully created
> >vgscan -- WARNING: This program does not do a VGDA backup of your volume 
> >groups
> >
> >
> >Looks like some lvm metadata has been corrupted. So I ran vgcfgrestore on 
> >/dev/hdh3: same result. Then I ran it on all the PVs in vol2: same result. 
> >Does anybody have a solution to get this volume mounted? There is a bunch 
> >of data on vol2, but not all that much in /dev/hdh3, so a partial restore 
> >would be ok.
> >
> >Thanks,
> >Skip
> >
> >
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> 

*** Software bugs are stupid.
    Nevertheless it needs not so stupid people to solve them ***

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Heinz Mauelshagen                                 Sistina Software Inc.
Senior Consultant/Developer                       Am Sonnenhang 11
                                                  56242 Marienrachdorf
                                                  Germany
Mauelshagen@Sistina.com                           +49 2626 141200
                                                       FAX 924446
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