It uses an asynchronous data replication technology for organizations to implement an affordable business continuity and disaster recovery bcdr solution for. There is no need to have active directory domain services configured for hyperv replica to work. Meaning if you have the resources available to replicate your exchange database s, do that instead. Cannot delete hyperv replica or snapshot solutions. Setup hyper v 2012 replica with certificate based authentication pre requirements makecert is a ms certificate creation tool which generates selfsinged certificates for testing purpose. You can deploy exchange server 2016 and exchange server 2019 in a virtualized environment. This topic provides an overview of the scenarios that are supported for deploying exchange on hardware virtualization software. This article discusses only hyper v replica and not the applications running within virtual machines that are replicated. Unfortunately, if exchange is on a 2node hyperv setup and, for whatever reason, the vm cannot failover, you will have downtime. You should however ear in mind lees comment its a very valid one.
Exchange on hyperv is okay, but leveraging hyperv replica isnt a supported or recommended configuration, so frankly, its not even an option for you to consider. Hyper v replica is a new feature added to the hyper v role in windows server 2012 standard data center and hyper v server 2012. This is very quick because it uses a differential disk linked to the vhdx of the replica. With that version microsoft also released a new hyper v vm configuration version 9. Hyperv replication is activated and replication is done every 15 min. Hyperv replica just uses its replication engine part of hypervisor to replicate the changes to the replica server every 5 minutes. Veelgestelde vragen over herstel na nood gevallen voor hyperv. Im able to replicate between two servers windows hyper v server 2012 r2. It is fully supported to install exchange 2007, 2010 or 20 as a virtual machine on hyperv, but using the hyperv replica feature is not supported. Enabling the firewall rules in the hyperv replica server. Supported platforms for vm replica types veeam backup. Topology for resilient, 2 node environment without shared. Hyperv replica gives you the ability to specify the number of recovery points you want to store for a given vm. Using the hyper v module we can check for vms that are primary replicas and check their replication health.
The following terms are used in this discussion of exchange virtualization. No vss active in his opinion, the host with the replica should start the guest. Hyperv replica can be implemented in both workgroup and domain security models. Hyper v replica is a disaster recovery technology introduced with windows server 2012 learn more about hyper v replica in our earlier article on the subject, and the hyper v manager is a handy tool to check the replication health status of all the virtual machines vms currently running.
Using hyper v replication we can replicate all the or selected virtual machines from one hyper v host\cluster to different hyper v host or cluster. Hyperv replica is not needed and is not supported because of problems with exchange roles being forced back in time in the event of an unplanned failover. This post gives stepbystep instructions on how to setup a replica between hyper v servers that are not in an active directory domain. Question was about cross version support since im able to manage 2012r2 from 2016 console and 2016 server from 2012 r2 console.
Before you get too deep into the article i have not been able to do this for a hyper v core windows server installation the free. As with active directory, exchange has its own replication technologies that are far superior to what hyperv replica can offer it. Hyperv replica in a workgroup environment cloud iaas. What powershell commands are used to configure hyperv. Back up virtual machines with growing data more frequently, lowering rpos and reducing backup storage. However, like ad and exchange, sql can replicate itself better than hyperv. What powershell commands are used to configure hyperv replication. This includes network management for replica virtual machines vm in a microsoft system center 2012 virtual machine manager vmm 2012 environment.
I implmented hyper v replica on 2012 r2, its very easy to remove the replica or disable the replica. Configure hyper v replica using certificatebased authentication s disclaimer. Hyper v replica provides the option to restore virtualized workloads to a point in time, depending on the recovery history selections for the virtual machine. Windows server 2012 hyperv replica in detail aidan finn, it pro. Hyper v replica provides the necessary management apis that enable it management vendors to build an enterprise disaster recovery solution for. Why is exchange not supported for hyper v replicaition. It contributes to your disaster recovery strategy by replicating virtual machines from one hyperv host server to another to keep your workloads. Describes the support policy for sql server products that are running in a hardware virtualization environment.
See the vmware antiaffinity or hyperv antiaffinity section for. You configure a replication job with a microsoft hyper v 2012 r2 host used as a source and a microsoft hyper v 2016 host used as a target. You wont achieve a sensible failover cluster without. After seeing several posts and some folks discussing whether or not exchange supports the hyperv replica feature i thought it would be. Hyperv replication helps with both planned and unplanned fail over situations by having a. Open windows firewall with advance security and click on inbound rules 2. Use these simple powershell commands to enable hyper v replica, to initiate replication for a specific vm and to obtain the replication status for that vm. Find answers to cannot delete hyperv replica or snapshot from the expert community at experts exchange cannot delete hyperv replica or snapshot solutions experts exchange need support. The hyper v replica feature is based on the idea of asynchronously replicating a virtual disk from a primary site to a replica site. Hyperv replication allow your environment to replicate from one virtual machine to another virtual machine environment without the need for additional cost of an appliance. This will let you have failure of a host and lose at most 5 minutes of data in the guest.
Vm data is retrieved from the production infrastructure. Hyperv replication step by step hyper v replication is a new features which was introduced with server 2012 hyper v. Hyper v replication on windows server 2016 step by step pdf this lab provides basic information about install and configure hyper v 2016 server role, install windows server 2016 core vm on hyper v, enable and configure hyper v 2016 replica server and replicate windows server core 2016 vm from hyper v server to another through hyper v. Hosting sql server in hyperv replica environment simple. Technet hyperv replication on windows server 2016 step by. Ill give you a brief walkthrough how you can setup the free microsoft hyper v server 2016 on two computers and create a hyper v replica for failover purpose. Hyperv replica learn how to add and configure hyperv replica broker to prepare host clusters for hyperv in this tutorial. In this scenario, we will have to use certificates instead of kerbros. Hyperv standards, replication before or after exchange.
Maybe you already have hyper v replica in place and a cold offline replica of the desired vm exists on a host in the dr site. But before we can do that we have to have valid certificates installed on the hyper v host servers. Hyperv replica requires primary and replica server to be running on windows server 2012. Microsoft exchange server best practices pure storage. There are a few applications which might not support this way of doing replication so it is not a good practice to enable replication for all virtual machines. Exchange 20 exchange 2016 exchange online exchange server 20 failover clustering gpo group policy group policy preferences hyper v hyper v 2012 hyper v replica iphone 5 ipv6 kerberos kms live migration lync 20 microsoft microsoft azure microsoft azure. The storage replica feature found in windows server 2016 is slightly more flexible than the hyper v replication feature in terms of the supported replication topologies. This is not unusual, the hyper v teams usually bumps up the version number from release to release, since new hyper v features are introduced. I know hyper v replica is supported by sql server guests but i am unsure on exchange.
In this article youll learn how vmgenerationid technology helps you host virtual domain controllers running windows server 2012 and later. Support policy for microsoft sql server products that are. Although the hyper v replication feature is widely regarded as a mechanism for replicating vms from one standalone hyper v server to another, hyper v does support other. Its time to configure hyper v replication settings on the replica server. Configuring hyper v replica in a workgroup environment part1. Setup 2 hyperv 2016 servers, enable hyperv replica with. Replicating hyperv vms without vmm to azure virtuele. On a standalone replica server, if kerberos based authentication is used, follow these steps to make the required exception in the windows firewall. Under some conditions, microsoft will support sql server being protected by hyperv replica.
Hyperv server 2016 and 2012r2 replica compatibility. Try hyperv server 2019 on microsoft evaluation center. To be very clear, this is not supported by microsoft. The process to bring the replica copies online is manual without scvmm but you can create a posh script to do that in an emergency. Currently we have to run powershell to monitor this across multiples sites and multiple clusters. However, although vmm 2012 does not manage hyper v replicas natively without asr, you can still use hyper v replica powershell cmdlets to automate hyper v replica related operations. You will not be able to use a cas array, as an array cannot coexist with dag members. Checking hyperv replication health using powershell cmdlets. Sannas with smbv3 support thorn this would be absolutely the ideal solution. The ability to monitor and send alerts based on the status of hyper v replicas is critical to our operation.
Replica does have limitations though you need to be aware of, some useful info. There are more than 300 new features coming in windows server 2012. When should you switch from hyperv replication to storage. What is hyperv replica and how does replication work. Hyperv vm configuration version supported features. How to work with hyperv network virtualization and hyper. A couple of months ago, i wrote an article about the new microsoft hyper v uefi in windows server 2019 and windows 10 virtual machines. Windows server 2016 hyperv replication without the need. Windows server, iis, exchange server, and file systems storage.
This vhdx will be used to start windows and exchange. Exchange has a long history of supporting virtualisation from exchange 2003 onwards. For example, sql server 2012 does support it but exchange server does not support hyper v replica at any time. It is our dr strategy to use hyperv replica and we have found occasions when some replica s have stopped replicating. Today i will demo another new big operational feature in windows server 2016 hyper v, hyperv replica support for hot add and remove of virtual hard disk microsoft added the ability to hot add and remove virtual hard drive to virtual machines that was being replicated. Each recovery point represents a pointintime from which you can recover the. In short, exchange does not support the hyperv replica feature. This article describes the support policy for microsoft sql server products that are running in a hardware virtualization environment. An interesting use for hyperv replica aidan finn, it pro. If you asked me to pick the killer feature of ws2012 hyperv, then replica would be high if not at the top of my list 64 tb vhdx is right up there. Active directory domain controllers in hyperv replica. In this case, the replication job will produce a legacy replica. Exchange dag many believe that because their hosts are highly available it means exchange cannot go down.
Worst case is that in the last 15 min a huge amount of mails where send. As indicated by the responses below, this is also not the recommended way of doing things. If you are considering whether to use hyperv replica with exchange, remember that exchange has its own disaster recovery and site awareness capabilities that should be used instead. If they are not normal then we report back warning or critical depending on the replication health status. Hyperv replica and exchange ars technica openforum.
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