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Merge branch 'patch-4' of https://github.com/Karl-WE/azure-stack-docs into eccreq
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‎azure-local/concepts/system-requirements-23h2.md

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ms.topic: how-to
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ms.service: azure-stack-hci
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ms.custom: references_regions
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ms.date: 11/13/2024
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ms.date: 11/25/2024
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# System requirements for Azure Local, version 23H2
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|--|--|
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|Number of machines| 1 to 16 machines are supported. <br> Each machine must be the same model, manufacturer, have the same network adapters, and have the same number and type of storage drives.|
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|CPU|A 64-bit Intel Nehalem grade or AMD EPYC or later compatible processor with second-level address translation (SLAT).|
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|Memory|A minimum of 32-GB RAM per node.|
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|Memory|A minimum of 32-GB RAM per machine with Error-Correcting Code (ECC). <br> If you can't meet the memory and the ECC requirements, opt for a [Virtual deployment](../deploy/deployment-virtual.md).|
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|Host network adapters|At least two network adapters listed in the Windows Server Catalog. Or dedicated network adapters per intent, which does require two separate adapters for storage intent. For more information, see [Windows Server Catalog](https://www.windowsservercatalog.com/).|
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|BIOS|Intel VT or AMD-V must be turned on.|
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|Boot drive|A minimum size of 200-GB size.|

‎azure-local/concepts/system-requirements-small-23h2.md

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# System requirements for small form factor deployments of Azure Local, version 23H2 (preview)
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| Number of machines | 1 to 3 machines are supported. Each machine must be the same model, manufacturer, have the same network adapters, and have the same number and type of storage drives. |
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| CPU | An Intel Xeon or AMD EPYC or later compatible processor with second-level address translation (SLAT). <br> Up to 14 physical cores |
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| Memory | A minimum of 32 GB per machine and a maximum of 128 GB per machine with EEC. |
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| Memory | A minimum of 32 GB per machine and a maximum of 128 GB per machine with Error-Correcting Code (ECC). |
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| Host network adapters | 1 network adapter that meets the [Azure Local host network requirements](./host-network-requirements.md)<br> Enabling RDMA on storage intend is not required.<br> Minimum link speed must be 1 Gbit/s. |
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| BIOS | Intel VT or AMD-V must be turned on.|
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| Boot drive | A minimum size of 200 GB.|

‎azure-local/deploy/deployment-virtual.md

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ms.topic: how-to
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# Deploy a virtual Azure Local, version 23H2 system
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| Component | Minimum |
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| ------------- | -------- |
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| Processor| Intel VT-x or AMD-V, with support for nested virtualization. For more information, see [Does My Processor Support Intel&reg; virtualization technology?](https://www.intel.com/content/www/us/en/support/articles/000005486/processors.html).
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| Memory| The physical host must have a minimum of 32 GB RAM for single virtual node deployments. The virtual host VM should have at least 24 GB RAM.<br><br>The physical host must have a minimum of 64 GB RAM for two virtual node deployments. Each virtual host VM should have at least 24 GB RAM.|
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| Memory| The physical host must have a minimum of 32 GB RAM for single virtual node deployments. The virtual host VM should have at least 24 GB RAM.<br><br>The physical host must have a minimum of 64 GB RAM for two virtual node deployments. Each virtual host VM should have at least 24 GB RAM for deployment and 32 GB for applying updates.|
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| Host network adapters| A single network adapter.|
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| Storage| 1 TB Solid state drive (SSD). |
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| vCPUs | Four cores. |
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| Memory | A minimum of 24 GB. |
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| Networking | At least two network adapters connected to internal network. MAC spoofing must be enabled. |
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| Boot disk | One disk to install the Azure Stack HCI operating system from ISO. |
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| Hard disks for Storage Spaces Direct | Six dynamic expanding disks. Maximum disk size is 1024 GB. |
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| Data disk | At least 127 GB. |
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| Boot disk | One disk to install the Azure Stack HCI operating system from ISO. At least 200 GB |
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| Hard disks for Storage Spaces Direct | Four dynamic expanding disks. Maximum disk size is 1024 GB. |
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| Data disks | At least 127 GB each. The size must be the same for each disk |
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| Time synchronization in integration | Disabled. |
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> [!NOTE]
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1. Attach drives to the newly created VHDXs for the VM. In these commands, six VHDs located in the `C:\vms\Node1` directory and named `s2d1.vhdx` through `s2d6.vhdx` are added to `Node1`. Each `Add-VMHardDiskDrive` command adds one VHD to the VM, so the command is repeated six times with different `-Path` parameter values.
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Afterwards, the `Node1` VM has six VHDs attached to it. These VHDXs are used to enable Storage Spaces Direct on the VM, which are required for Azure Local deployments:
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Afterwards, the `Node1` VM has four VHDs attached to it. These VHDXs are used to enable Storage Spaces Direct on the VM, which are required for Azure Stack HCI deployments:
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```PowerShell
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Add-VMHardDiskDrive -VMName "Node1" -Path "C:\vms\Node1\s2d1.vhdx"
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Add-VMHardDiskDrive -VMName "Node1" -Path "C:\vms\Node1\s2d2.vhdx"
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Add-VMHardDiskDrive -VMName "Node1" -Path "C:\vms\Node1\s2d3.vhdx"
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Add-VMHardDiskDrive -VMName "Node1" -Path "C:\vms\Node1\s2d4.vhdx"
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Add-VMHardDiskDrive -VMName "Node1" -Path "C:\vms\Node1\s2d5.vhdx"
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Add-VMHardDiskDrive -VMName "Node1" -Path "C:\vms\Node1\s2d6.vhdx"
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```
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1. Disable time synchronization:

‎azure-local/whats-new.md

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# What's new in Azure Local, version 23H2
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For more information, see [Add a network interface on your Azure Local](./manage/manage-arc-virtual-machine-resources.md#add-a-network-interface).
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- Download data disks - Beginning this release, you can download an Azure managed disk from Azure to your Azure Local instance. You use this disk to create an Arc virtual machine (VM) image or attach the image to your VMs as needed.
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- **Download data disks** - Beginning this release, you can download an Azure managed disk from Azure to your Azure Local instance. You use this disk to create an Arc virtual machine (VM) image or attach the image to your VMs as needed.
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For more information, see [Download data disks from Azure to Azure Local](./manage/manage-data-disks.md).
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- **Improved security baseline compliance** - Starting this release, the security settings on the Azure Local nodes are compared against the security baseline with full accuracy. On the right secured-core hardware, you achieve a 99% compliance score, which you can view in the Azure portal.
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For more information, see [View security baseline compliance in the Azure portal](./manage/manage-secure-baseline.md#view-security-baseline-compliance-in-the-azure-portal).
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- **ECC memory requirements** - Beginning this release, the EE memory requirements are enforced. For more information, see [System requirements for Azure Local](./concepts/system-requirements-23h2.md).
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- **Error-Correcting Code (ECC) memory requirements** - Beginning this release, the ECC memory requirements are enforced. For more information, see [System requirements for Azure Local](./concepts/system-requirements-23h2.md).
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- **AKS on Azure Local** - This release has several new features and enhancements for AKS on Azure Local. For more information, see [What's new in AKS on Azure Local](/azure/aks/hybrid/aks-whats-new-23h2).
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## [2408 releases](#tab/2408releases)

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