Category Archives: Hyper-v 2012 R2

Enable Hyper-V Server 2012 R2 Core Virtual Machine Protection using existing Azure Site Replication Policy.

Posted on October 19, 2016 by jbernec

In this post, I’ll be writing about my steps for enabling on premise Virtual Machine protection to Azure Site Recovery using an existing Hyper-V Site Replication policy. In this deployment, I’ll be adding and registering a Hyper-V Core Server 2012 … Continue reading →

Posted in Azure, Azure Site Recovery, Failover Cluster, Failover Cluster Manager, Hyper-v, Hyper-v 2012 R2, Hyper-v Manager, Microsoft Hyper-v | Tagged , , , , , , , , , , , | Leave a comment

Moving a Hyper-V Virtual Machine Storage to a Cluster Volume using PowerShell.

Posted on March 16, 2016 by jbernec

I have a Virtual Machine ADS00 running a guest OS WS 2012 R2 .It’s vhdx file is located on a Failover Cluster node physical server running Hyper-V Core 2012 R2. As the services offered and requirements for this VM continued … Continue reading →

Posted in Failover Cluster, Failover Cluster Manager, Generation 2 Virtual Machines, Hyper-v 2012 R2, Hyper-v Manager, Hypervisor Replication, Microsoft Hyper-v, Migration, PowerShell, Powershell 4.0, VHDX, Virtual Machines, VM Replica, Windows Server 2012 R2 | Tagged , , , , | Leave a comment

Simple PowerShell Script displays Total and Available Memory .

Posted on November 10, 2015 by jbernec

This script is an update to a previous post. In addition to displaying total and available disk space, it will also show the available memory at any given time for a server within a domain infrastructure. It has come in … Continue reading →

Posted in Active Directory Domain Services, AD Forest, Hyper-v, Hyper-v 2012 R2, PowerShell, PowerShell 3.0, Powershell 4.0, Script, Scripts, Windows Server 2012 R2 | Tagged , , , , , , | Leave a comment

Removing a Temporary Template from System Center Virtual Machine Manager 2012 R2 using PowerShell.

Posted on March 31, 2015 by jbernec

While going through a house cleaning task in System Center Virtual Machine Manager 2012 R2, I found that I couldn’t remove a vhdx file that was part of a template.This is because the vhdx still had a dependency called “Temporary … Continue reading →

Posted in Hyper-v 2012 R2, SCVMM2012R2, System Center 2012 R2, VHDX, Virtual Machine Manager 2012 R2, Virtual Machines, Windows Server 2012 R2 | Tagged , , , , , | 4 Comments

Resolving System Center Virtual Machine Manager 2012 R2 Error 1602.

Posted on March 6, 2015 by jbernec

My System Center Virtual Machine Manager 2012 R2 lab deployment crashed on me a while ago. Any attempt to log on prompted the following error ID 1602 : I restarted the SCVMM Service and the SQL Service successfully, but each … Continue reading →

Posted in Hyper-v 2012 R2, SCVMM2012R2, SQL2012, System Center 2012 R2, Virtual Machine Manager 2012 R2, Windows Server 2012 R2 | Tagged , , , , , , , | Leave a comment

Resolving Cluster Shared Volume “Redirected Access Mode” Error.

Posted on February 9, 2015 by jbernec

A while ago, I encountered a Cluster Shared Volume error in my lab. I logged into the Failover Cluster Manager and noticed multiple error status messages in the Cluster Events log. The System Log Event ID 5125 kept showing up … Continue reading →

Posted in Cluster Disk, Cluster Shared Volume, CSV, Hyper-v 2012 R2, ISCSI Initiator, MSSQL 2012, Powershell 4.0 | Tagged , , , , , , , , , , | Leave a comment

Resolving Hyper-v Error: “‘Unnamed VM’ could not initialize… The security ID structure is invalid.”

Posted on February 4, 2015 by jbernec

While moving my Lab to a new environment using the Hyper-v Export and Import VM options, I ran into an “‘Unnamed VM’ could not initialize… The security ID structure is invalid” error when trying to start the Domain Controller Virtual … Continue reading →

Posted in Hyper-v, Hyper-v 2012 R2, Hyper-v Manager, Microsoft Hyper-v, PowerShell, Powershell 4.0, Uncategorized, VHDX, Virtual Machines, WIndows 8.1, Windows Server 2012, Windows Server 2012 R2 | Tagged , , , | 1 Comment

Resizing/Expanding a Virtual Disk and Resynchronizing to Replica Hyper-v Virtual Machine .

Posted on October 20, 2014 by jbernec

Hyper-v Server 2012 R2 has added functionality that enables an admin expand the size of a running/online virtual machine disk.In my Hyper-v 2012 R2 environment, I recently resized a clustered virtual machine root volume (vhdx file)via the following steps: Open … Continue reading →

Posted in Hyper-v 2012 R2, Hyper-v Manager, Hypervisor Replication, Microsoft Hyper-v, VM Replica, Windows Server 2012 R2 | Tagged , , , , | 4 Comments

Configuring Windows Server 2012 R2 NIC Teaming with EtherChannel on Cisco 3750G Switch.

Posted on August 11, 2014 by jbernec

Windows Server 2012 R2 built in NIC Teaming code enables link aggregation of multiple network adapters with same speeds for outbound traffic from the host. To take advantage of inbound traffic aggregation, the switch ports will have to be configured … Continue reading →

Posted in Cisco, Hyper-v 2012 R2, Network, Network Load Balancing, NIC Teaming, Powershell 4.0, Windows Server 2012 R2 | 1 Comment

23 Best Practices to improve Hyper-V and VM Performance

Posted on July 11, 2014 by jbernec

Best practices are the most obvious starting point for improving your Hyper-V and Virtual Machine performance and I’ve listed 23 of them for you below. 1. Avoid overloading Hyper-V Server You must not overload Hyper-V Server. In other words, there … Continue reading →

Posted in Generation 2 Virtual Machines, Hyper-v, Hyper-v 2012 R2, Hyper-v Manager, Microsoft Hyper-v, NIC Teaming, Virtual Machines, Windows Server 2012 R2 | Leave a comment