Re: [openstack-dev] Extension to volume creation (filesystem and label)

2013-08-13 Thread Caitlin Bestler
On 8/12/2013 9:37 AM, Greg Poirier wrote: Oh, we don't want to get super fancy with it. We would probably only support one filesystem type and not partitions. E.g. You request a 120GB volume and you get a 120GB Ext4 FS mountable by label. I'm not following something here. What is the point

Re: [openstack-dev] Extension to volume creation (filesystem and label)

2013-08-12 Thread Vishvananda Ishaya
This would need to happen on the cinder side on creation. I don't think it is safe for nova to be modifying the contents of the volume on attach. That said nova does currently set the serial number on attach (for libvirt at least) so the volume will show up as: /dev/disk/by-id/virtio-uuid

Re: [openstack-dev] Extension to volume creation (filesystem and label)

2013-08-12 Thread John Griffith
On Mon, Aug 12, 2013 at 9:15 AM, Vishvananda Ishaya vishvana...@gmail.comwrote: This would need to happen on the cinder side on creation. I don't think it is safe for nova to be modifying the contents of the volume on attach. That said nova does currently set the serial number on attach (for

Re: [openstack-dev] Extension to volume creation (filesystem and label)

2013-08-12 Thread Greg Poirier
On Mon, Aug 12, 2013 at 9:18 AM, John Griffith john.griff...@solidfire.comwrote: On Mon, Aug 12, 2013 at 9:15 AM, Vishvananda Ishaya vishvana...@gmail.com wrote: This would need to happen on the cinder side on creation. I don't think it is safe for nova to be modifying the contents of the

Re: [openstack-dev] Extension to volume creation (filesystem and label)

2013-08-12 Thread John Griffith
To: OpenStack Development Mailing List Subject: Re: [openstack-dev] Extension to volume creation (filesystem and label) On Mon, Aug 12, 2013 at 9:18 AM, John Griffith john.griff...@solidfire.commailto:john.griff...@solidfire.com wrote: On Mon, Aug 12, 2013 at 9:15 AM, Vishvananda Ishaya vishvana

Re: [openstack-dev] Extension to volume creation (filesystem and label)

2013-08-12 Thread Greg Poirier
On Mon, Aug 12, 2013 at 10:26 AM, Clint Byrum cl...@fewbar.com wrote: Like others, I am a little dubious about adding a filesystem to these disks for a number of reasons. It feels like a violation of its just a bunch of bits. I actually think that it's a valid concern. I've been trying to

[openstack-dev] Extension to volume creation (filesystem and label)

2013-08-10 Thread Greg Poirier
Since we can't guarantee that a volume, when attached, will become a specified device name, we would like to be able to create a filesystem and label it (so that we can programmatically interact with it when provisioning systems, services, etc). What we are trying to decide is whether this should