[libvirt-users] Resize errors with virt-resize/vgchange

[Eric Blake]

On 07/21/2013 07:01 PM, Alex wrote:
> Hi,
> 
> I have an fc18 system and trying to resize an LVM partition with an
> ext4 filesystem and receiving the following message from virt-resize:

virt-resize is part of libguestfs, which is layered on top of libvirt.
As such, I'm redirecting this mail to the libguestfs mailing list.

> 
> # virt-resize -d --expand /dev/sda1 --LV-expand /dev/mapper/prop-home
> prop-1.img prop-expand.img
> command line: virt-resize -d --expand /dev/sda1 --LV-expand
> /dev/mapper/prop-home prop-1.img prop-expand.img
> Examining prop-1.img ...
> libguestfs: trace: add_drive "prop-1.img" "readonly:true"
> libguestfs: trace: add_drive = 0
> libguestfs: trace: add_drive "prop-expand.img" "readonly:false"
> libguestfs: trace: add_drive = 0
> libguestfs: trace: launch
> libguestfs: trace: get_tmpdir
> libguestfs: trace: get_tmpdir = "/tmp"
> libguestfs: trace: get_cachedir
> libguestfs: trace: get_cachedir = "/var/tmp"
> libguestfs: trace: disk_format "/var/lib/libvirt/images/prop-expand.img"
> libguestfs: trace: disk_format = "raw"
> libguestfs: trace: get_cachedir
> libguestfs: trace: get_cachedir = "/var/tmp"
> [...] 100% --:--
> libguestfs: trace: launch = 0
> libguestfs: trace: lvm_set_filter "/dev/sda"
> libguestfs: trace: lvm_set_filter = -1 (error)
> Fatal error: exception Guestfs.Error("lvm_set_filter: vgchange:
> Couldn't find device with uuid zouQ8X-qxqJ-mp6p-pzg3-mi2i-K9YM-A763Kc.
>   Refusing activation of partial LV home. Use --partial to override.
>   Refusing activation of partial LV swap. Use --partial to override.
>   R
> libguestfs: trace: close
> libguestfs: trace: internal_autosync
> libguestfs: trace: internal_autosync = 0
> 
> I don't understand this error message. I also see that vgchange
> doesn't even have a 'partial' option, so I'm not sure how to
> troubleshoot it. Here is the filesystem layout for this system:
> 
> # df -h
> Filesystem                Size  Used Avail Use% Mounted on
> devtmpfs                  7.9G     0  7.9G   0% /dev
> tmpfs                     7.9G     0  7.9G   0% /dev/shm
> tmpfs                     7.9G  3.9M  7.9G   1% /run
> tmpfs                     7.9G     0  7.9G   0% /sys/fs/cgroup
> /dev/mapper/prop-root   15G  7.4G  6.3G  55% /
> tmpfs                     7.9G     0  7.9G   0% /tmp
> /dev/mapper/prop-boot  477M   95M  358M  21% /boot
> /dev/mapper/prop-home  222G  212G  9.9G  96% /home
> 
> The image is the 222G /home partition only. The other partitions are
> on another image.
> 
> Any ideas how to troubleshoot this would be greatly appreciated.
> Thanks,
> Alex
> 
> _______________________________________________
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> libvirt-users at redhat.com
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> 
> 

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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