Hyper v on windows server 2012 r2 comes with a great and improved. Windows server 2012 r2 hyperv role introduces a new capability, hyperv. Creating and extending a hyperv replica in windows server 2012. Windows server 2012 r2 hyper v replica failover testing. Windows server 2012 r2 introduced extended replication which allows multiple copies of data to protect from different outage scenarios. In the hyperv settings for the server youll replicate virtual machines to, in replication configuration, select enable this computer as a replica server. Hyperv replica, first introduced in windows server 2012, is a mechanism of vm asynchronous replication. It uses an asynchronous data replication technology for organizations to implement an affordable business continuity and disaster recovery. In extended replication, your replica server forwards changes that occur on. For example you might keep a second virtual machine replica in a close geographical location and a third copy more remotely. New to windows server 2012, hyperv replica is an asynchronous, virtual machine replication technology designed for business continuity and disaster recovery. The minimal working configuration of hyperv replica requires at least 2 hosts with active hyperv role, connected by a data channel. Failover method option reverse the replication direction after.
Before you extend replication to third site, you need to establish the replication between a primary server and replica server. With an extended replication setup, when you planned failover from primary to replica server, you must either. Hardware consolidation reduces the cost, but the cost of replication is still there. With hyperv virtual machine replication, you can manually initiate failover.
However, with the release of windows server 2012, hyperv replica was. This can be manual, automatic, or automatic within a specific schedule. We are thinking of adding a 3rd hyper v host offsite in a data center and adding extended replication to it. What i did say was that windows server 2008 hyper v does not have a replication capability. In a realworld setting, hyperv extended replication fits business n.
Mar 21, 2019 once that is done, go to replica site and from hyperv ui manager select the vm for which you want to extend the replication. In the version of hyperv replica delivered with windows server 2012 r2. If it did have such a capability, i am very surprised that microsoft calls hyper v replica a new feature of 2012. This will open extend replication wizard which is similar to enable replication wizard. Totally agree that sanbased replication is possible and a good idea. Once that is done, go to replica site and from hyperv ui manager select the vm for which you want to extend the replication.
For windows server 2012 r2 will you use extended replication. Continue reading windows server 2012 hyperv replica. Configuring hyperv replica in windows server 2012r2. Windows server 2012 r2 hyper v replica failover testing it blog. Daisychaining replicas in server 2012 r2 the r2 release of server 2012 provides additional flexibility in that it permits you to daisychain the replica path, meaning, you can replicate a vm from server 1 to server 2, and then replicate it again from server 2 to server 3. The replication feature microsoft introduced in windows server 2012 provides business continuity. Windows server 2012 r2 hyperv replica configuration. Hyperv replica can asynchronously replicate a selected vm running at a. Right click on vm and select replication extend replication.
Right click on vm and select replicationextend replication. Never said replication couldnt be done with third party tools. You can use the same powershell cmdlet which you used for enabling replication to create extended replication relationship. The virtual machine is not in a valid state to perform the operation. Configuring hyperv replica in windows server 2012 r2 ms. After you enable hyperv replica for a specific virtual machine on the. With hyperv replica, one can replicate a virtual machine from one location to another simple utilizing hyperv and a network connection. Configure the extended replica clusterserver in the same way as you did above. Hyper v replication and extended replication currently we have two server 2019 hyper v host in the same site. Dec 09, 20 right click on vm and select replication extend replication. If you choose the second option, you can then go into the replica server after the failover, and reverse replication direction. Therefore, replica will require manual failover of vms in the dr site. Windows server 2012 hyperv replica in detail aidan finn, it pro. Configuring hyperv replica in windows server 2012r2 adrian.
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