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From: Milan Broz <mbroz@redhat.com>
To: lvm-devel@redhat.com
Subject: Re: [PATCH] Fix handling of snapshots with virtual origin.
Date: Wed, 27 May 2009 13:30:00 +0200	[thread overview]
Message-ID: <4A1D2438.6070500@redhat.com> (raw)
In-Reply-To: <Pine.LNX.4.64.0905270711490.29054@hs20-bc2-1.build.redhat.com>

Mikulas Patocka wrote:
> It fixes the problem, but here is another one:
> 
> [gerlinda:~]# rmmod dm_zero
> [gerlinda:~]# lvcreate -n vo -s --virtualoriginsize 64M -L 24M vg1
>   Can't expand LV vo_vorigin: zero target support missing from kernel?
>   Couldn't create virtual origin for LV vo

That's common problem for all target modules when missing, the automatic
module loading doesn't work and dm_zero is not loaded by default in RHEL btw.
(mirror and snapshpot is loaded in initrd).

> [gerlinda:~]# lvcreate -n vo -s --virtualoriginsize 64M -L 24M vg1
>   Internal error: Duplicate LV name vo_vorigin detected in vg1.
>   Couldn't create virtual origin for LV vo
>   Internal error: Duplicate LV name vo_vorigin detected in vg1.
>   Manual intervention may be required to remove abandoned LV(s) before 
> retrying.

hm, I'll check, probably another bug which was there since introduction of vorigin.

It is should fail more intelligently without residual LVs in metadata...

Milan



  reply	other threads:[~2009-05-27 11:30 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-05-26 18:07 [PATCH] Fix handling of snapshots with virtual origin Milan Broz
2009-05-27 11:22 ` Mikulas Patocka
2009-05-27 11:30   ` Milan Broz [this message]
2009-05-27 12:01     ` Mikulas Patocka
2009-05-27 12:38       ` [PATCH] More fixes for " Milan Broz

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