[one-users] qcow2 image virtual size

[Tobias Honacker]

FYI

[oneadmin at xxx iso]$ oneimage show 5
WARNING: Nokogiri was built against LibXML version 2.9.0, but has
dynamically loaded 2.9.1
IMAGE 5 INFORMATION
ID             : 5
NAME           : QEMU DATABLOCK
USER           : oneadmin
GROUP          : oneadmin
DATASTORE      : production
TYPE           : DATABLOCK
REGISTER TIME  : 05/11 21:48:28
PERSISTENT     : No
SOURCE         : xxx:vg0.lv-one-5
PATH           : /iso/data.img
SIZE           : 1M
STATE          : rdy
RUNNING_VMS    : 0

PERMISSIONS
OWNER          : um-
GROUP          : ---
OTHER          : ---

IMAGE TEMPLATE
DESCRIPTION="image: data.img
file format: qcow2
virtual size: 100G (107374182400 bytes)
disk size: 136K
cluster_size: 65536"
DEV_PREFIX="vd"
DRIVER="qcow2"


2013/5/14 Tobias Honacker <t.honacker at googlemail.com>

> Hi guys,
>
>
> the virtual size doesn't show up at the sunstone frontend while creating
> an image with qcow2 format to LVM.
>
>
> [oneadmin at xxx ~]$ onedatastore show 100
>
> WARNING: Nokogiri was built against LibXML version 2.9.0, but has
> dynamically loaded 2.9.1
>
> DATASTORE 100 INFORMATION
>
> ID             : 100
>
> NAME           : production
>
> USER           : oneadmin
>
> GROUP          : oneadmin
>
> CLUSTER        : -
>
> TYPE           : IMAGE
>
> DS_MAD         : lvm
>
> TM_MAD         : lvm
>
> BASE PATH      : /var/lib/one/datastores/100
>
> DISK_TYPE      : FILE
>
>
> I did the following steps:
>
>
> 1. [oneadmin at xxx iso]# qemu-img create –f qcow2 data.img 100G
>
>
> 2. [oneadmin at xxx iso]# qemu-img info data.img
>
> image: data.img
>
> file format: qcow2
>
> virtual size: 100G (107374182400 bytes)
>
> disk size: 136K
>
> cluster_size: 65536
>
>
> 3. Login to Sunstone and create an image and provide the path from the
> qcow2 file (data.img) + Advanced options and add driver qcow2
>
>
> At the Dashboard the Storage doesn't grow up because the disk size of
> qcow2 images is 136K.
>
> With raw files (qemu-img create –f raw data.img 100G) the disk size is
> 100G and it works.
>
> The qcow2 image was added successfully but the size is not 100G.
>
>
>
> Any hints?
>
>
>
> Best regards,
>
> Tobias
>
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