Support the re-hosting of systems, applications and services with limited (or preferably no) unavailability apparent to users. Not simply cluster fail over, but changes to either hardware, OS, software, configuration.

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1answer
21 views

CF Website Migration

I am a System admin assigned the task of migrating a couple of Cold Fusion websites from a 2003 Server(SQLSERVER 2005) to 2012 Server(SQLSERVER 2008). I have the least idea or even a list of ...
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0answers
50 views

Automate Live Xen migration of VMs to achieve dynamic load balancing in Open source environment

DRS in Vsphere is paid. Is there exist any alternative to achieve dynamic load balancing through automating live xen vm migration in open source environment ?? Also,if required, how can write our own ...
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0answers
47 views

Xen multiple simultaneous live migrations

I have some VMs on a physical server and I need to migrate them on another physical server. Both server are running Xen hypervisor. I attempted to migrate them simultaneously by executing the commands ...
0
votes
1answer
546 views

After destroy_domain, XenServer VM can't Migrate within Pool

I have a three XenServer 6.1 servers in a pool. HA is normally used, but is currently turned off for this operation. Recently, I had to force a shutdown of a VM by destroying the domain via these ...
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4answers
64 views

What can be done to migrate network applications when the client configuration cannot be changed?

We have a number of situations where a client application needs to be migrated from one host to another in an active production network. The servers continue to run other applications. The problem is ...
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3answers
372 views

Windows Server 2012 Hyper V Clustering Live migration Hot Failover

We are thinking of implementing Hyper V Clusteriazation on Windows server 2012 servers. We aim to use the Live migration feature to eliminate downtime when one of the servers fails. My question is: Is ...
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1answer
37 views

live migration on KVM

I knew that the KVM can be run in ATOM server processor ( because ATOM server processor support intel-VTx ). But I'm wondering it is possible "live migration" in ATOM server. Who know about this ?
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1answer
88 views

Xen: what are domU kernel config requirements for live migration?

We recently added iSCSI storage to two Xen servers running a mix of Gentoo and Ubuntu 10.04 and 12.04 domUs. When trying out live migration of domU I found that I can migrate just fine the Ubuntu ones ...
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1answer
233 views

Can i use Hyper-V VM Live-Migrating in a non Domain Environment

Does Hyper-V 3.0 require the Hosts to be joined to a Domain for Livemigrating? If so, i suspect that the VM's don't have this requirement? Are ther additional Features i can't use in a ...
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2answers
69 views

Server migration - hostname conflict

We currently have a physical production server which we would like to virtualize. We do not want to do a PtoV within vmware, as there is much unneeded garbage on the server. We would like to bring ...
2
votes
1answer
736 views

AES processor instruction in Hyper-V (Windows Server 2012) preventing live migrations

We have existing Hyper-V cluster with Windows 2008 R2 and have recently begun creating a new Hyper-V cluster with Windows Server 2012. We recently added a Dell PowerEdge R710 that previously ...
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1answer
238 views

ssh knoppix v7 / ubuntu v12 live CD

Using any Live CD possible to do ssh? If yes kindly share the step. I have use Ubuntu v12 after booting in live mode $ sudo bash # apt-get install openssh-server # /etc/init.d/ssh restart or ...
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1answer
576 views

Hyper V Live Migration Only Goes One Way (Error 21502)

We've been running into an issue recently with one of our server stacks. Our two 2008 R2 servers are running in a cluster set up to live migrate VMs between eachother in case there is ever a detected ...
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2answers
359 views

Hyper-V, SMB Shares, Live Migration & Configuration Nightmare with Kerberos?

Do I overlook something? For Live Migration to work in aScenario wher the VM's are stored on a SMB share I have to set up constraint delegation: http://www.aidanfinn.com/?p=13711 ...
1
vote
1answer
382 views

How do you live-migrate Hyper-V to Azure?

I have a new install of Windows Server 2012 with the Hyper-V role setup and a couple VMs running along fat, dumb, and happy. I want to play with Azure hosting for VMs for a couple of stand-alone ...
3
votes
1answer
834 views

Hyper-V virtual machine can't be migrated to a specific host in the cluster

I have a three-node Hyper-V cluster running on Windows Server 2008 R2 which is working quite flawlessly: there are no errors, live migration works, all hosts can and will happily run all virtual ...
1
vote
1answer
288 views

Hyper-V Live Migration without Cluster Shared Volume

Can someone please shed some light on this for me? I gather that it is possible to use Hyper-V live migration without the need for a Cluster Shared Volume. Given the following: Live migration can ...
0
votes
2answers
225 views

Routing to a Public IP (for VM WAN migration)

I'm planning to migrate a virtual machine from one data-center to another. The VM has a public IP address that will change on the new data-center to another public IP address. I'm planning to change ...
2
votes
1answer
3k views

Hyper-V Live Migration Fails

I have a failover cluster consisting of two nodes: VS1 and VS2. Each node is running Windows Server 2008 Datacenter R2 SP1. They have slightly different processors (E5335 and E5420), so I'm running ...
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2answers
278 views

Open Source Live Migration (Clone/Imaging)

I want to do a live migration of my Fedora and Windows Server 2003 into raw disk image without restart the server or shut it down. (disk image is for virtualization purpose) Is there any open source ...
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6answers
1k views

KVM live migration between Intel and AMD processors

When using KVM for virtualisation on Redhat (RHEV), is it possible to live migrate VMs between AMD and Intel boxes? In particular, I'm interested in Opteron 6100 and Intel Xeon 5200 series. There ...
2
votes
2answers
173 views

Cross migration of VMs

I have two w2k8r2 machines, that are in cluster, There are also two machines that are used as shared storage (with StarWind installed). On each node of the cluster there is one VM. So tell me please ...
1
vote
1answer
285 views

Live migration with xVM without SAN

I have two physical servers that I'd like to setup for virtualization. I'd like to set them up in such a way so that the following goals are met: Allows live migration of guest OSes from one server ...
0
votes
1answer
71 views

How to move multiple Apache Rails applications with minimal downtime

I have a server hosting some 80 small rails applications. We have recently upgraded the disk space, so now we have to move all sites to this new disk. The host is a VMware ESX server, so all disks are ...
2
votes
3answers
209 views

Migrating websites with SSL Certificates from one IIS server to another without downtime

We're in the process of migrating some websites from one of our older Windows Server 2003 / IIS 6 Servers to a newer Windows Server 2008 / IIS 7 server. We have to migrate these websites without a lot ...
2
votes
1answer
336 views

Hyper V cluster - one VM won't migrate

We have a Failover Cluster built up on 6 blades, each running Hyper V. Each box is running Server 2008 R2. We've got a number of VMs running that all have the same basic config: VHD stored on a ...