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Questions tagged [live-migration]

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.

-3
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0answers
12 views

Can I use machine after expiration date of Live Migration licenses exceeds 90 days on cloudendure

We have migrated the on Premises VM to GCP using Cloud Endure and have found that the expiration date of Live Migration licenses has exceeded 90 days on cloudendure. Do we need to delete the existing ...
-2
votes
1answer
49 views

Live migration without stopping source VM after migration

Is there any possible way to perform live migration using KVM/QEMU/libvirt without stopping source VM after migration? I want to make full consistent backup of VM under KVM hypervisor without stopping ...
0
votes
0answers
9 views

Not able to login after migrating libvert on-prem boot disk to Google cloud platform using cloud endure migration service [duplicate]

I migrated the vm from libvirt to Google Cloud Platform using Cloudendure. The initial sync is complete and is in Data Replication stage from over a week. Once the VM is launched using test mode and ...
1
vote
1answer
226 views

Error: Migration operation failed. The operation is not supported

In Hyper-V 2016, I'm getting an error "Operation not supported" when attempting to move my VM configurations from a USB drive to the default folders. I have only one host machine; I exported them to ...
2
votes
1answer
35 views

Is live migration causing data corruption?

We have two virtual hosts (Xen 4.9) and live migrate guests between them. The storage of the guests is accessible via iSCSI. That is, a guest running on host A has its storage presented as a straight ...
-2
votes
1answer
275 views

windows 2016 preventing Live Migration

We have 2 Nodes in our cluster network and all hardwares have same specifications. While am doing Live Migration am getting below error. **Live migration of 'Virtual Machine TEST_SERVER_1' failed. ...
0
votes
1answer
31 views

Live migration and networking

Can anyone help me understand how networking works for any live migration of VMs. Consider two VMs with private addresses 192.168.5.100, 192.168.5.101 with gateway 192.168.5.1. They also might have ...
0
votes
0answers
71 views

Error 550 + Duplicate MX records after name server change

I switched the name server of my domain name. Though, before doing so, I ensured that I had updated the MX records in the new host with Google's MX records (which is the email service the domain uses)....
2
votes
2answers
2k views

Migrating VMs from hyper-v server 2012 r2 to windows server 2016

I'm turning in circles and I don't know what I could od more to make this work. I have 2 hyperv 2012R2 nodes in a cluster and 3 windows server 2016 nodes in another cluster. I want to live migrate ...
0
votes
1answer
53 views

Migrating 2 domain controllers from server 2003 to 2012

Company has domain that they need to migrate from (dobbde.com) into (dobbde123.com). They have a 2003 file server in dobbde.com and we want to deploy a 2012 file server in dobbde123.com. They have ...
1
vote
1answer
166 views

Characteristics of Linux DUMP command

While looking at ways to virtualise (to KVM) an old, lightly used Linux server (to which I have root, but not physical access), I came acrossthis post which mentions a command I'm unfamiliar with - "...
2
votes
1answer
131 views

How to minimize downtime when moving web hosting, using vanity nameservers

I am migrating live sites from OLD_SERVER to NEW_SERVER. I have root access to NEW_SERVER but I only have WHM access on OLD_SERVER. I know that to minimize downtime, I can reduce the TTL on each of ...
5
votes
1answer
772 views

Why do we need live migration support in hypervisors or cloud providers?

If a application is developed as a REST API based with separate UI and backend tiers, and we have tools to deploy the servers in a few minutes, why do we need live migration support? Say to move from ...
5
votes
3answers
108 views

How to Migrate an oversized Encrypted server on ESXi

So, I have gotten myself into a particular predicament and have seen a few pieces of ways to solve my problem but I am missing some parts in between. The basis of my problem is that I have an old ...
0
votes
0answers
51 views

Migrate Linux system by copying data to a new installation

I have a running development server, that hosts an Ubuntu Server on an OLAP secured SSD. The target board where I want to migrate this system can not unlock the SSD (because it had been locked by a ...
1
vote
2answers
209 views

Change server's IP with zero downtime

I'm changing servers of my website, example.org. The IP of the old server cannot be used for the new one. I want to replace the old server with the new one with zero downtime. There are many ...
2
votes
1answer
165 views

Migration of Exchange 2010 to AWS server

We currently have Exchange 2010 running on Windows Server 2008 R2. Our Active Directory is also on the same server. We have 2 mailbox databases and approximately 300 mailboxes. We want to move this ...
0
votes
0answers
20 views

Why emails are sent to spam after migrating my website from one server to another server

Emails sent from my website worked normally & were sent to the Inbox correctly. But now I made couple of below changes & the emails were now in SPAM. I have actually 2 servers. One is for ...
1
vote
0answers
81 views

How to migrate SVN to new server in phased approach

I'm currently migrating my dev services (VCS, CI, CD etc) to a new environment; part of this involves moving our SVN server. I've been able to set up the new SVN server (CollabNet Subversion) and copy ...
2
votes
1answer
3k views

KVM Live or Near-Live Migration from LVM to filesystem backend

My guest machine has 2 partitions (80GB + 1TB). Both of them is on LVM. I want to transfer all disks to another machine with minimum downtime. I transferred another machine with nc. It takes 4 days ...
1
vote
0answers
61 views

Automatic DNS cache eviction for live-migration purposes

In the context of live-migrating Virtual Machines (VMs); if taking place over a wide area, there is a chance that the IP address will change between source and destination. It can be a problem that ...
2
votes
3answers
1k views

LVM: moving physical volumes

In a virtual server (Debian GNU/Linux 8 amd64) I have the following disks and filesystems: # pvscan PV /dev/vda1 VG vg0 lvm2 [100.00 GiB / 0 free] PV /dev/vdb1 VG vg0 lvm2 [46.56 GiB /...
1
vote
0answers
253 views

Windows VM becomes unresponsive and shows black screen after live migration on openstack

I have few Windows VM, running on KVM hypervisor in an openstack cloud, which becomes un responsive and shows black screen ( in Horizon dashboard console) and even RDP does not work. I have observed ...
3
votes
1answer
3k views

How do I migrate Proxmox VM to another computer in a cluster?

Original: I am running Proxmox 4.2 with a Debian 8 (Jessie) VM. I have DRBD running between two desktop computers in a cluster and I have a third node in the cluster which is a laptop not ...
1
vote
1answer
2k views

Move-VMStorage failing with error 0x80070005

I'm issuing this command on the Hyper-V host SERVER2: Clear; Get-VM | ForEach { Write-Host "Migrating: "$_.Name; Move-VMStorage ` -VM $_ ` -DestinationStoragePath "\\SERVER1\D$"; } Both ...
1
vote
2answers
717 views

TFS 2012 migration to clean installation of TFS 2015

We want to move TFS 2012 to clean installation of TFS 2015. Are there any guides? The rough idea now is to execute in-place upgrade of TFS 2012 and than point TFS 2015 to this databases. There is only ...
0
votes
1answer
238 views

How to create an Exim router to redirect email and then use alternate gateway

essentially we are migrating to Google Apps for Work away from cPanel (centOS5.11 Exim 4.86) I need to tell Exim: redirect a list of users to an alternate list of email address and then use an ...
1
vote
2answers
102 views

Live Migration - Switch Infrastructure

We will be deploying into an environment intended for maximum resilience/redundancy and the capability for rapid scalability. Context This environment is: 1 x NAS server with FreeNAS RAID 2 x ...
-3
votes
1answer
184 views

How can migrate ESXi to the paid version

I'm new to ESXi/vSphere and hope someone can help me. We bought vSphere and need migrate from our free ESXi installation. I have searched a lot about process but cant find about. We are still ...
1
vote
1answer
85 views

Cloning / migrating a root Linux server

I'm Looking at options for cloning a Linux server. Basically the server company we're using is going bust and went down for 4 days last week so I need to act fast and use the simplest and fastest ...
1
vote
3answers
838 views

Is it possible to move MySQL to different hosting using replication?

I am considering switching to a new hosting provider and I would like to know if it is possible to achieve database (MySQL 5.6) migration without a huge downtime (= time to copy tens of GB of DB ...
1
vote
0answers
223 views

Web application doesn't migrate in cluster mode

I installed JBoss EAP 6.4.0 on two different virtual machines: Ubuntu Server 12.10, IP=192.168.0.20 Ubuntu Server 12.10, IP=192.168.0.23 Then on each machine I edited the standalone-ha.xml file in ...
0
votes
1answer
117 views

Steps for upgrading ubuntu production cloud server

I have a site running on a cloud server with Ubuntu 13.04. I want to upgrade to 14.04 as seamlessly as possible. I found this answer but I wanted to flesh it out so I can be more confident. My plan ...
0
votes
1answer
121 views

HyperV-2012R2 Storage Migration cannot migrate entire VM in FCM

I am new to HyperV and currently moving our setup from esix4.1 to 2012R2 HyperV. We were testing out the storage migration and it is pretty cool but I could not figure this out: - If the VM is not in ...
0
votes
1answer
95 views

Change webserver with minimal downtime

I have a webserver in production. Its IP is 111.111.111.111 and it is referred to as ServerA. In addition to storing script files, the server also stores user uploaded files and has a database. The ...
4
votes
1answer
731 views

Hyper V 2012 and SQL Cluster Live migration

I've been doing allot of searching and even asked around here at the office without a good answer. I would like to know, within Server 2012 R2 Hyper V, can you or can not do a storage migration of a ...
5
votes
1answer
3k views

Hyper-V offline migration between AMD and Intel Processors

I have an existing 3 server hyperv cluster using Dell R715 AMD machines. Now I'm planning out what to do if our server room is damaged in a disaster. The plan is to have a single, fairly powerful, ...
0
votes
0answers
541 views

OpenStack Live-Migration VNC server error

Following these steps to do a live migration results in: 2014-12-08 00:42:38.772 17808 ERROR nova.virt.libvirt.driver [-] [instance: db9d53ac-4a75-4009-a67e-f45abf9d4d32] Live Migration failure: ...
0
votes
0answers
509 views

Migrating SQL Server 2000 from Physical to Virtual

My team will be tasked with a Physical-to-Virtual migration of SQL Server 2000. The main requirement will be: Minimization of downtime and minimization of impact on operation. The action plan is as ...
1
vote
0answers
1k views

Live migrate a libvirt/kvm virtual machine with both local and shared storage

I want to use both local (for better performance where it matters) and shared (for big slow disks) storage for a VM. Is it possible to live migrate such a VM? If the storage was pure local, the ...
0
votes
1answer
107 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 ...
0
votes
1answer
4k 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 ...
0
votes
4answers
79 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 ...
1
vote
3answers
3k 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 ...
-2
votes
1answer
78 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 ?
0
votes
1answer
217 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 ...
1
vote
1answer
3k 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 Non-Domain/...
2
votes
1answer
3k 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 co-...
0
votes
1answer
738 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 ...
0
votes
1answer
5k 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 ...