Joshua, On 24.10.2013 21:48, Joshua Harlow wrote: > Whatever happened to doing in-place upgrades? > > Has that been problematic for u, are people just not doing it? If > they are avoiding it, why?
If it was possible for us, then I would be the first to do it. Unfortunately it's not that easy because we're also changing the complete infrastructure (most notably going from nova-network to neutron/ovs) > Shouldn't just going from folsom->havana work, if not, why not; it > worries me that this isn't priority #0 if it doesn't work. It works as long as you stick with your old network layout. I do sincerly hope that this is the only migration we must to "the hard way". Cheers, Alex > On 10/24/13 10:51 AM, "Tim Bell" <tim.b...@cern.ch> wrote: > >> >> Have you tried >> >> - snapshot - glance download of the snapshot - glance upload of the >> snapshot to new instance - boot from snapshot >> >> The process we use at CERN is documented at >> http://information-technology.web.cern.ch/book/cern-cloud-infrastructure-u >> >> ser-guide/images/migrating-using-images >> >> This could be a good technique to document in the standard CERN >> openstack user guide. >> >> BTW, this does increase the storage in your glance server since >> you'll loose any commonality between multiple images. So, make sure >> you've lots of space on Glance. >> >> Tim >> >>> -----Original Message----- From: Alexander Stellwag >>> [mailto:openst...@stellwag.net] Sent: 24 October 2013 16:53 To: >>> openstack@lists.openstack.org Subject: [Openstack] Migrate >>> instances/tenants between clouds >>> >>> Hi stackers, >>> >>> we're looking for a tool / script / blueprint to migrate >>> instances or even complete tenants between multiple installations >>> of OpenStack (possibly running different versions). >>> >>> I searched around the net but didn't find anything appropriate. >>> Is any of you aware of such a tool? >>> >>> The current use-case is a migration from a folsom/nova-network >>> based installation into our new havana/neutron based cloud. It is >>> not necessary to migrate instances and volumes online but it >>> should work at least semi-automatically to make it usable in >>> large deployments. >>> >>> Any hints would be greatly appreciated. >>> >>> Cheers, Alex -- Alexander Stellwag Deutsche Telekom AG Products & >>> Innovation Infrastructure Design >> >> >> _______________________________________________ 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 > -- Alexander Stellwag Deutsche Telekom AG Products & Innovation Infrastructure Design
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