Re: [Openstack] Cinder: Migrate Volume to VMDK backend

2017-08-20 Thread Oisin O'Malley
Hi Vanay, Thanks for the suggestion. I've used "qemu-img convert" before to manually migrate the other direction VMDK -> RAW/COW2. It's a great tool. Specifically, I'm curious if the volume migration process can be managed by Cinder. For instance, we currently have 2 Cinder backends in product

Re: [Openstack] Cinder: Migrate Volume to VMDK backend

2017-08-18 Thread Vinay Venkataraghavan
You should be able to do this. I've done this many times using the qemu-img tool and using the covert option. It should allow you to convert the volumes from raw to vmdk's. Additionally, if you are not doing anything too fancy and not at scale you can also possibly look at the VMware Converter pro

[Openstack] Cinder: Migrate Volume to VMDK backend

2017-08-16 Thread Oisin O'Malley
Hi All, We're looking at migrating some VMs from KVM to VMware hypervisors. Is it possible retype and/or migrate a detached Cinder volume that is in .RAW format from a NetApp NFS backend to a Cinder VMware VMDK backend? Will the file format be converted to a VMDK? Regards, Oisin Oisin O'Malle

[Openstack] Cinder migrate between pools fails

2016-05-06 Thread Mārtiņš Jakubovičs
Hello all, I try to test cinder migration between two storage pools and so far without success. What I have: ~$ cinder get-pools +--++ | Property | Value |

Re: [Openstack] cinder migrate/retype error

2016-05-05 Thread Iban Cabrillo
HI, I been looking into this. After reset-state --reset-migration-status of a error volume, I try to retype the same volume using --migration-policy on-demand flag. There is no error in cinder-schedule.log but cinder show show the migrations state error again. Have a look at cinde-v

Re: [Openstack] cinder migrate/retype error

2016-05-04 Thread Iban Cabrillo
Hi, looking at cinder.conf # Default volume type to use (string value) default_volume_type=rbd [rbd-cephvolume] volume_backend_name=rbd volume_driver = cinder.volume.drivers.rbd.RBDDriver rbd_pool = volumes rbd_ceph_conf = /etc/ceph/ceph.conf rbd_flatten_volume_from_snapshot = false rbd_max_clo

Re: [Openstack] cinder migrate/retype error

2016-05-04 Thread Avishay Traeger
How is the volume's volume-type defined? On Wed, May 4, 2016 at 1:20 PM, Iban Cabrillo wrote: > Hi, > >I am trying to move block storage between servers with different > storage types, one using iscsi and the other rbd, individually they work > fine. nova version is 2:12.0.2-0ubuntu1~cloud0.

[Openstack] cinder migrate/retype error

2016-05-04 Thread Iban Cabrillo
Hi, I am trying to move block storage between servers with different storage types, one using iscsi and the other rbd, individually they work fine. nova version is 2:12.0.2-0ubuntu1~cloud0. Of course I have checked with attached and detached blocks for these tests. I see both pools: cloud:

Re: [Openstack] cinder migrate

2014-12-19 Thread John Griffith
On Fri, Dec 19, 2014 at 12:12 AM, Nikesh Kumar Mahalka wrote: > http://paste.openstack.org/show/153041/ I think the main thing is your host specification is wrong, as I mentioned in IRC you need the pool designation now as well: juno-devstack-block@lvmdriver-4#lvmdriver-4 You can and should

[Openstack] cinder migrate

2014-12-18 Thread Nikesh Kumar Mahalka
hi,i am trying to learn cinder migraton on lvm but its getting failed,i tried as below: http://paste.openstack.org/show/153041/ what am i doing wrong? i followd beow document: http://docs.openstack.org/user-guide-admin/content/cli_manage_volumes.html can any one help in volume migration Regar