[PVE-User] Moving from XenServer to Proxmox... slowly

[Gerald Brandt]

Hi Angel, 

Were you transferring HVM or PVM servers to KVM? 

Gerald 

----- Original Message -----

> From: "Angel Docampo" <adocampo at dltec.net>
> To: pve-user at pve.proxmox.com
> Sent: Thursday, October 24, 2013 9:08:43 AM
> Subject: Re: [PVE-User] Moving from XenServer to Proxmox... slowly

> Hi,

> Here we user as third|quorum machine, a VMWare machine. It worked
> perfectly as far as it does not host any VM itself.

> To migrate linux machines, we created a new VM on proxmox, booted it
> up with a sysresCD and then netcat the whole system from the xen VM
> to the new PVE machine.

> Hope it helps,

> El 24/10/13 15:49, Gerald Brandt escribió:

> > Hi,
> 

> > I'd considered that, but I'm having trouble finding a system that
> > supports VT-d/VT-x.
> 

> > Any hiccups converting Xen to KVM?  I imagine the Windows boxes
> > will
> > move easily enough, just using clonezilla or similar.  The rest of
> > my servers are Ubuntu based, and PVM's so I'll need to add a
> > kernel,
> > so I'm looking at
> > http://www.blog.turmair.de/2010/12/xen-to-kvm-or-physical-vmware-migration/
> > Any performance issues?
> 

> > Gerald
> 

> > ----- Original Message -----
> 
> > > From: "Kurt Bauer" <kurt.bauer at univie.ac.at> To: "Gerald Brandt"
> > > <gbr at majentis.com> Cc: pve-user at pve.proxmox.com Sent: Thursday,
> > > October 24, 2013 8:42:54 AM
> > 
> 
> > > Subject: Re: [PVE-User] Moving from XenServer to Proxmox...
> > > slowly
> > 
> 

> > > Hi,
> > 
> 

> > > we did pretty much the same thing over the past weeks, ie.
> > > changing
> > 
> 
> > > fom
> > 
> 
> > > XEN to KVM (Proxmox) reusing the hardware already in place and
> > 
> 
> > > production. But we didn't went down the 2-Node cluster road, what
> > > we
> > 
> 
> > > did
> > 
> 
> > > instead was, that we used an old server machine as a third node,
> > > just
> > 
> 
> > > for the sake of quorum and not having to deal with all the
> > > problems,
> > 
> 
> > > that may occur on a 2-Node cluster. No guests on that machine and
> > > as
> > 
> 
> > > soon as the 3rd production machine was free, we added it to the
> > 
> 
> > > cluster
> > 
> 
> > > and removed the old one.
> > 
> 
> > > I guess performance is not an issue for that 3rd machine, as long
> > > as
> > 
> 
> > > it
> > 
> 
> > > has no guests.
> > 
> 

> > > Hope that helps a little,
> > 
> 
> > > best regards,
> > 
> 
> > > Kurt
> > 
> 

> > > Gerald Brandt schrieb:
> > 
> 
> > > > Hi,
> > > 
> > 
> 

> > > > We've pretty much made the decision to move from Citrix
> > > > XenServer
> > > 
> > 
> 
> > > > to KVM (Proxmox) for our Virtual solution.  Unfortunately, I
> > > > don't
> > > 
> > 
> 
> > > > have all the computers available to me at the start, since
> > > 
> > 
> 
> > > > migration will use the existing XenServer computers.
> > > 
> > 
> 

> > > > To start, I'll have two servers, using a single iSCSI, in an HA
> > > 
> > 
> 
> > > > cluster.  Once they are running and some of the virtual
> > > > machines
> > > 
> > 
> 
> > > > are migrated, I can add a third server.  Finally, I can add the
> > > 
> > 
> 
> > > > fourth server.
> > > 
> > 
> 

> > > > Is there anything I need to look out for when creating the 2
> > > > server
> > > 
> > 
> 
> > > > HA cluster and then converting it to a 3 and 4 node cluster?
> > > 
> > 
> 
> > > > Has anyone done this, and created a HOWTO I can follow?
> > > 
> > 
> 

> > > > Thanks,
> > > 
> > 
> 
> > > > Gerald
> > > 
> > 
> 

> > > > ps: Been using Citrix XenServer since Jan 2009.  We've had
> > > > enough
> > > 
> > 
> 
> > > > issues with VM disk corruption to haunt me for year (using
> > > 
> > 
> 
> > > > LVMoveriSCSI).  It's a bloody house of cards.
> > > 
> > 
> 
> > > > _______________________________________________
> > > 
> > 
> 
> > > > pve-user mailing list pve-user at pve.proxmox.com
> > > > http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user
> > > 
> > 
> 
> > _______________________________________________
> 
> > pve-user mailing list pve-user at pve.proxmox.com
> > http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user
> 
> --

> 
> 
> Angel Docampo

> Datalab Tecnologia, s.a.
> Castillejos, 352 - 08025 Barcelona
> Tel. 93 476 69 14 - Ext: 706
> Mob. 670.299.381
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