On Mon, Oct 12, 2015 at 3:27 AM, Cory Hawkless <c...@hawkless.id.au> wrote:
> Hi all, > > > > When creating a volume from an image(Using Horizon), why does the Cinder > server need to do what appears to be a conversion of the image before it > can create the volume? > > All of my images in Glance are uploaded in RAW format, images and volumes > are stored in Ceph. > > > > The reason I know the images are being processed on my glance server is > because it runs out of disk space when trying to make volumes from large > images and the process fails. I can see the temporary file in > /var/lib/cinder/conversion > > > > Is it not possible to have glance simply copy the image form the images > store into the volumes store? I am going to regularly be creating new > Windows Server instances, so it would take quite some time for a 20gb image > to be processed by Cinder before it can be uploaded into Ceph. > > > > Regards, > > Cory > > _______________________________________________ > Mailing list: > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > Post to : openstack@lists.openstack.org > Unsubscribe : > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > > Hey Cory, If I remember correctly, it was due to concerns around security issues. It's using the intermediate/tmp file to perform image checks prior to blindly laying down on the volume. The maybe good news is that at least it doesn't need to do a conversion of the file. Thanks, John
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