Is hyper-v host wipe-and-load scenario safe for guests? thinking of upgrading...
Hello,Planning a future domain controllers upgrade to 2012 R2 level, that includes one virtual domain controller (hyper-v guest). Figured it would be a good idea also to upgrade (wipe and load) the...
View ArticleVHD merging with large snapshots - export or merge?
HiWe have a VHD (dynamic size) that is about 200GB and a snapshot avhd which is about 500GB. This has gone unnoticed for a long time. We need to merge the two so that we can expand the VHD.Is there a...
View ArticleHyper-V Guest Disk Configuration and SAN placement
In a nutshell, I have a test 2012 R2 cluster (2-node) attached by fibre to a SAN. The SAN at present is configured with 2 volumes, one RAID 10 and the other RAID 5.2 questions really. Is it best...
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Replication with certificates
Hello!I'm trying to set up vm replication using certificates: I can successfully publish CRLs to the file share but Hyper-V says it can't validate the certificate:The certificate I'm using on the host...
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HyperV 2012 R2, cannot connect to virtual machine
Hi there! i've 1 week, that could not connect from my Windows 8, to virtual machines that are running in physical server, with OS, Free HyperV 2012 R2 (as in picture).What could be the problem for...
View ArticleAbout Hypervisor
I had installed bluestacks and then I uninstalled it. Now I want to install it again. But it's showing a error saying there is a problem with Hypervisor. I tried to delet it but I couldn't. Now what...
View Articlehyper-v manager in windows 8.1 cannot connect to hyper-v server. RPC server...
I am setting up a new server. I installed Hyper-V 2012 R2 on it and want to manage it remotely with Hyper-V manager from a Windows 8.1 computer. I am unable to communicate with the computer with the...
View ArticleNo Hyperv Virtuals get DHCP address - but Physical Host Can
HyperV Server 2012 Core on a dedicated machine on local domain.Machine connected directly into local network that has a DC running DHCP.None of the VM's can get a DHCP Address from the server. Even if...
View ArticleAuthorization manager (azman) for hyper-v control with replication
I am using a pair of server 2012 machines for hyper-v hosts with replication enabled and I need to use azman to set up users who are authorized to manage (start/stop/restart) selected VMs only. The...
View ArticleHyper-V Configuration Questions (hard drives, partitions, etc)
Hey guys, this is probably a general question but I'm trying to figure out the best way to go about optimizing Hyper-V performance with the setup I have. This is in no way an enterprise environment...
View Articleis Windows 8.1 a supported guest on hyper-v 2008R2?
Can someone tell me if windows 8.1 is a supported guest OS on hyper-v 2008 r2? So far i have only found references to windows 8 but not 8.1Any feedback is appreciated.Please remember to click "Mark as...
View ArticleHyper-V NIC = Media Disconnected
R610 with 4 NIC's. The 2012 core install is working fine with NIC 1. However, the VM is "not connected" according to the setting->NIC. How do i get the VM NIC working?
View ArticleHowt to calculate the maximum memory that can be used in Hyper-V
Most of the time i start using a "rule of thumb" of 3/4:All VMs must not use more than 3/4 of the total physical RAM of the Host/Physical MachineI´t s "good guess"?Of course it dependes on many...
View ArticleHow to Diagnose Heartbeat No Contact?
I have about ten virtual machines running on Hyper-V/Server 2012. One of my machines is showing Heartbeat: No Contact. I have no idea how to trouble-shoot that. Can anyone help?The same machine is...
View ArticleMultiple Hyperv connected to singel network over Wifi
Hi AllI have a Problem when connecting more than two hyperv and their Hosts to the same Network. As soon as i connect the third the connection looses 99% of the pings. On the Hyperv Hosts i have...
View ArticleLive migration of VM from CSV storage -> local storage
I have a VM I want to migrate from our CSV storage onto local storage. However, I can't find a way to complete this.Live migration won't give me the local disks as an acceptable destination. During...
View ArticleHyper-V + SAN
Hi All,I have a question on recommended practices.Hyper-V Host (2012 R2) is iSCSI to SANWhen creating a volume to use for the guest VM (2012 R2), should i set it online and initialize on host then set...
View Articleshutdown, copy, start vhdx
I have read a dozen or so scripts to safely shutdown a vhdx, copy it to a local backup drive and restart the vhdx but none of them work, not one. Maybe my scenario is off but here is the foundation:...
View ArticleNetwork activity on Livemigration/Cluster networks during SQLIO test
Quick overview of our environment:2012 R2 Hyper-V host:- separate VLANs for: Management/VM Access, iSCSI, LiveMigration, Cluster (CSV/Heartbeat)- NIC teams: Management, VM Access, LiveMigration,...
View ArticleHyper-V Inventory tool/script for Virtual Machines
Hi ForumI am looking for a Tool/script that can give me the following informationVMhost, VMname, MaxDynamicMemory, MaxStaticMemroy, CPUcount, All disk and their max size.So if you are familiar with a...
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