Tag: Release Candidate

Windows Server 2012 Release Candidate downloads and links

Windows Server 2012 RC Logo

This is a quick list of all the downloads Microsoft made available with the release of the Windows 8 Release Preview and Windows Server 2012 Release Candidate.


Useful links:

Hyper-V links:

You should also checkout my blog posts about Windows Sever 2012 and Hyper-V.

What’s new in Windows Server 2012 Release Candidate Hyper-V: Scale

Windows Server 2012 RC Logo

Now yesterday Microsoft released the Release Preview of Windows 8 and the Release Candidates for Windows Server 2012 and Microsoft Hyper-V Server 2012.

Since the first introduction in September 2011 at the Build conference, Hyper-V got new features in every single release they made. In this blog post we will look at the new scalability of Windows Server 2012 Release Candidate Hyper-V.

System Resource Windows Server 2008 R2 Hyper-V Windows Server “8” Developer Preview Hyper-V Windows Server “8” Beta Hyper-V Windows Server 2012 Release Candidate Hyper-V
Host Logical Processors 64 160 160 320
Physical Memory 1 TB 2 TB 2 TB 4 TB
Virtual CPUs per Host 512 1024 1024 2048
VM Virtual CPUs per VM 4 32 32 64
Memory per VM 64 GB 512 GB 1 TB 1 TB
Maximum Virtual Disk 2 TB 16 TB 64 TB 64 TB
Active VMs per Host 384 1024 1024 1024
Cluster Maximum Nodes 16 64 64 64
Maximum VMs 1000 4000 4000 4000


Now let’s compare Windows Server 2012 Release Candidate Hyper-V with VMware

System Resource Windows Server 2012 Release Candidate Hyper-V VMware ESXi 5.0 VMware vSphere 5.0 Enterprise Plus
Host Logical Processors 320 160 160
Physical Memory 4 TB 32 GB 2 TB
Virtual CPUs per Host 2048 2048 2048
VM Virtual CPUs per VM 64 8 32
Memory per VM 1 TB 32 GB 1 TB
Maximum Virtual Disk 64 TB 2 TB 2 TB
Active VMs per Host 1024 512 512
Cluster Maximum Nodes 64 N/A 32
Maximum VMs 4000 N/A 3000


One thing you have to remember is that Hyper-V is free and comes as role in Windows Server or as a standalone product which can be downloaded and used for free.

Windows Server 2012 Release Candidate and Windows 8 Release Preview available

Windows 8 Logo

Finally Windows Server 2012 Release Candidate,Windows 8 Release Preview and Microsoft Hyper-V Server 2012 Release Candidate are ready.

Get Windows Server 2012 Release Candidate:


Get Windows 8 Release Preview:





Microsoft System Center Virtual Machine Manager 2012 RC released


Two days ago Microsoft released the Release Candidate of System Center Virtual Machine Manager 2012. First thing, you can now Upgrade from SCVMM 2008 R2 SP1 to the Release Candidate and you will be able to upgrade to the RTM version from SCVMM 2012 RC or SCVMM 2008 R2 SP1.

Download: EXE
Download: VHD

The Release Candidate brings a lot of changes and new features.

Feature Summary:

  • Fabric Management
    • Setup Upgrade
      • *New in RC -Upgrade- Setup will support the following upgrade paths:
        • VMM 2008 R2 SP1 –SC VMM 2012 RC — SC VMM 2012 RTM
        • SC VMM 2012 RC — SC VMM 2012 RTM
    • Hyper-V and Cluster Lifecycle Management – Deploy Hyper-V to bare metal
      server, create Hyper-V clusters, orchestrate patching of a Hyper-V Cluster

      • *New in RC:
        • ISO or CD-based OSD for environments with DHCP without WDS
        • OSD will now convert dynamic to fixed type of VHD destination
        • All network adapters on host can be configured during
      • *New in RC:
        • Ability to bypass cluster validation during cluster creation
        • Run cluster validation reports on-demand
        • New Cluster status tab to view an aggregated status and a cluster validation
        • Ability to see current CSV owner in the properties of the
    • Third Party Virtualization Platforms – Add and Manage Citrix XenServer and
      VMware ESX Hosts and Clusters
    • Network Management – Manage IP Address Pools, MAC Address Pools and Load

      • *New in RC:
        • Simplification of the logical networks in the Fabric workspace
        • Ability to see IP addresses that are in use from a IP pool
        • Added support for Microsoft Network Load Balancer
        • Gateway and DNS are no longer mandatory fields for logical networks
        • Load balancer can now support affinity to logical
    • Storage Management – Classify Storage, Manage Storage Pools and LUNs
      • *New in RC
        • Create persistent sessions to iSCSI array and logon initiator to array
        • Better scalability of storage operations – LUN create, snapshot, clone,
          masking, and unmasking
        • Option to create storage groups per cluster (BETA only supported creation of
          storage group per node in a cluster)
        • Enablement of MPIO feature when provisioning a new Hyper-V server
        • Automatic MPIO device claim
        • Support for arrays that implement OnePortPerView
    • Update Management- Keep your VMM Fabric Servers (VMM roles, hosts, and
      clusters) up-to-date with patches.

      • *New in RC:
        • Share a WSUS root server between System Center Configuration Manager 2007
          R2/ System Center Configuration Manager 2012 Beta
        • Hyper-V Cluster Orchestration- Nodes put into VMM Maintenance Mode can be
          set to trigger Maintenance Mode in Operations Manager.
    • Resource Optimization
      • Dynamic Optimization – proactively balance the load of VMs across a
      • Power Optimization – schedule power savings to use the right number of hosts
        to run your workloads – power the rest off until they are needed.

        • *New in RC:
          • Set Operations Manager Mode for powered down hosts
      • PRO – integrate with System Center Operations Manager to respond to
        application-level performance monitors.

        • *New in RC:
          • Support added for System Center Operations Manager 2012 Beta
          • VMM will ship two sample PRO Packs: Cluster scale out and Service scale out
  • Cloud Management
    • Abstract server, network and storage resources into private clouds
    • Delegate access to private clouds with control of capacity, capabilities and
      user quotas
    • Enable self-service usage for application administrator to author, deploy,
      manage and decommission applications in the private cloud
  • Service Lifecycle Management
    • Define service templates to create sets of connected virtual machines, OS
      images and application packages

      • *New in RC:
        • Service Designer and Specialization UI enhancements
        • Added ability to use Service Template Patterns
    • Compose operating system images and applications during service deployment
      • *New in RC:
        • IP-based provisioning
        • New application instance view
    • Scale out the number of virtual machines in a service
    • Service performance and health monitoring integrated with System Center
      Operations Manager
    • Decouple OS image and application updates through image-based servicing
      • *New in RC:
        • Streamlined ability to enable OS VHD updates to a Service Template
        • Publish updated Service Templates in order to update Service
    • Leverage powerful application virtualization technologies such as Server