Intel uses a model named "Tick-Tock" to follow. VMware® Enhanced vMotion Compatibility (EVC) enhances the scope of VMware vSphere® vMotion® by making VMware® ESXi™ hosts with different CPU technologies compatible for vMotion. vCenter Server provides features that help ensure that virtual machines migrated with vMotion meet processor compatibility requirements. According to the HCL, the Intel Xeon 56xx Series CPU's EVC Modes are Intel® Merom Generation, Intel® Penryn Generation, Intel® Nehalem Generation and Intel® Westmere Generation, where the latter is the one used without EVC enabled. Overview. stepping : 4. In general, if a processor can support EVC level XN, it can also support levels XN-1 to X0. 27Ghz CPUs) to an HP DL380p G8 ( E5-2609@2. Niels Hagoort. Expand EVC and select a baseline CPU feature set from the EVC mode drop-down; Migrate all virtual machines from one of the ESXi host in the existing cluster. EVC はデフォルトで無効になっています。VMware EVC のクラスタ設定で EVC を有効にすることができます。 これは HX Data Platform の制約ではなく、VMware の制限です。さらに詳細については、VMware KB の記事「EVC and CPU Compatibility FAQ (1005764)」を参照してください。When creating a new virtual machine, using the vSphere Client, select virtual machine compatibility with ESXi 8. PCLMULQDQ = 0x1. Enthusiast. Current Results: 0. Are this processor compatible with my actual E5345? I use ESX 3. The actual CPU deployed by server vendor may use fewer than the Max Cores and Max Threads specified on this page VMware Product Interoperability Matrix. vSphere Distributed Resource Scheduler (DRS) D. Power on the virtual machines in the cluster to apply the EVC. across CPU generations. Version 33 of the Pexip Infinity platform supports VMware vSphere ESXi 6. Help. 5 U2 and are in a cluster) 1 virtual center is running as a VM. Table 5. For clusters with mixed-generation nodes, select the relevant earliest processor level. ". So just enable EVC on the cluster with the Sandy Bridge compatibility mode and you're fine in terms of vMotion compatibility. If you want to go for vSphere 7. VMware Compatibility Guide Online Help. This page lists the specific configurations for which the server vendor has submitted certification test results to VMware, including BIOS version. VMware vSphere EVC ( Enhanced vMotion Compatibility ) capabilities of your server are based on two factors: The vCenter Server version that manages the host. In ESXi/ESX, Server, Lab Manager, or GSX, depending on the version in use, right-click the entry for the virtual machine, then select:Hello, Help please with one question. After EVC is enabled for a cluster in the VirtualCenter inventory, all hosts in that. The results tell us that. VMware Product Interoperability Matrix. CPU Series: Intel Xeon E5-2600-v2 Series: System Type: Rackmount: Number of Sockets: 2: Max Cores per Socket: 12 : Certification Details . The per-VM EVC feature facilitates the migration of the virtual machine beyond the cluster and across vCenter. I am planning to follow the KB “ How to enable EVC in vCenter Server ” but with a twist that will make the migration easier. Source: ©2022 VMware, Inc . Figure. Once the "old" host is evacuated, move it to the new cluster, and proceed with the next host. Upgrading is on the list. The E5-2670 is a Sandy Bridge family Intel processor. See the below docs for further details. All Toggle submenu. November 10, 2022. VMware Product Interoperability Matrix. Some shifts in cpu architecture will pass vmotion validation to migrate up (to newer) but they will only be able to cold migrate backwards (shut down vm. The cluster originally had 2 Dell PowerEdge R810 servers with dual Intel Xeon. There are two ways to migrate VMs: Live migration, and Cold migration. (CPUs). If needed, add the ESXi host to the vCenter Server inventory. When i config HA cluster to run vM. 30 GHz. However, this edition has a number of. EVC automatically configures. Updated on 08/05/2022 Enhanced vMotion Compatibility (EVC) is a cluster feature that ensures CPU compatibility between hosts in a cluster, so that you can seamlessly. VirtualCenter and vCenter Server do not allow you to add a host from a different CPU vendor into an EVC. EVC automatically configures server CPUs with Intel FlexMigration or AMD-V Extended Migration technologies to be compatible with older servers. 7 and it works fine, i can add the host to a sky lake EVC cluster. 0 U2 ESXi 7. Current Results: 0. Cloud & SDCC. For example, a processor that supports the Intel® "Sandy Bridge" Generation EVC Baseline has an EVC level of L4. You can activate, deactivate, and change the EVC mode of a virtual machine to ensure its seamless migration across. : The actual CPU deployed by server vendor may use fewer than the Max Cores and Max Threads specified on this pageVMware Product Interoperability Matrix. To simplify vMotion across CPU generations VMware has introduced Enhanced vMotion Compatibility (EVC). You can also activate, deactivate, or change the EVC mode at the virtual machine level. 40Ghz and 3 old server with ntel Xeon CPU E5-2640 0 @ 2. More factors than CPU compatibility are used to determine vMotion compatibility. . 0 U1. The virtual machine now shows the correct EVC mode. Again consulting the compatibility matrix for Intel Xeon 56xx processors, the tool tells me that this CPU is compatible with versions of vmware from 5. Hi everyone. " You will find a . Check the host's BIOS configuration to ensure that no necessary features are disabled (such as XD, VT, AES, or PCLMULQDQ for Intel, or NX for AMD). 0 U3 vSphere 7. xenon E7520 1. g. 2) Migrate VMs from one host, put it in maintenance mode, and then move it to the new cluster. So just enable EVC on the cluster with the Sandy Bridge compatibility mode and you're fine in terms of vMotion compatibility. 1 is in the roadmap and will be part of future releases. Worse case scenario, simply identify a maintenance window to shut down, migrate, and power on the VM. This would be my vCenter Server. In the Configuration panel, expand EVC Mode. Self-service, web-based support resources such as the Knowledge Base and VMware Communities are also availableIn the Hosts and Clusters view, select the new cluster, click Configure, and select VMware EVC. Based on my observations EVC checks the actual CPUID, so you have to make sure you have not disabled any processor features in BIOS. Image Profiles. I'm still struggling a bit. 3. 5 (managed by vCenter 6. CPU compatible doubt. Upgrading only ESXi is not supported. Compatibility matrix says 6. NOTE: For more information on VMotion requirements, see Important Information. Once the "old" host is evacuated, move it to the new cluster, and proceed with the next host. 00GHz. in your case sandy bridge. u3 Patch 5. Change the EVC Mode for a Cluster VMware EVC and CPU Compatibility FAQ How to update the hardware compatibility for the VM. Ensure that the cluster contains hosts with CPUs from only one vendor, either Intel or AMD. 0 you have to buy new hardware. You would need a CPU mask on the vCenter VM to migrate it into the EVC cluster and adding one would require a restart. Otherwise, when using. At that time, the cluster will automatically upgrade its capabilities to expose the new features. If your server boot device is SD/USB flash media, please refer to KB 85685 (for best practice and support. Product Release Version: All vSphere 8. CPU Capabilities: Supports SMP-FT Capable of Legacy FT ALL CPUs. This release of VMware vSphere 8. Intel uses a model named “Tick-Tock” to follow every microarchitectural change with a die shrink. CPU Compatibility for VMware VMotion. Power off the virtual machine. Los artículos han sido traducidos en español basados en el mejor esfuerzo. The 'EVC Mode' is reporting what CPU features are exposed to the Guest operating system, and the minimum CPU instruction set needed for vMotion. 40GHz. For interoperability between VMware products, select Solution/Database Interoperability. Figure. vSphere Enhanced vMotion Compatibility (EVC) ensures that workloads can be live migrated, using vMotion, between ESXi hosts in a cluster that are running different CPU generations. Anyone who wants to understand how CPU compatibility constraints can affect live migration of virtual machines This guide covers the following topics: “Introduction to VMware VMotion” on page 1 “CPU Compatibility Requirements for VMotion” on page 3 “Enhanced VMotion Compatibility” on page 6To enable processor compatibility mode for a VM using Hyper-V Manager: Shut down the VM. CPU Compatibility Scenarios. Verify the host CPU feature set contains features supported by the destination host if then the CPU compatibility requirements are not met during validation stage of migration. Click the Summary tab. : The actual CPU deployed by server vendor may use fewer than the Max Cores and Max Threads specified on this pageWhat are you looking for: CPU Series Platform & ComputeUsing EVC for Graphics, customers will be able to create various graphic feature modes. C. EVC automatically configures server CPUs with AMD-V Extended Migration technologies to be compatible with older servers. Step 3: Once you click Upgrade VMware Tools, you will be presented with 2 types of upgrades. The general recommendation is to have EVC enabled as it will help you in the future where you’ll be scaling your clusters with new. VMs will be stuck on the old cpu instruction set until a reboot takes place (of the vm). Without the use of EVC, any mismatch between user-level features of the hosts blocks migration, whether. Initiator: Target: SkylakeVMware recommends using Enhanced vMotion Compatibility (EVC) to eliminate most vMotion CPU compatibility problems. Go to VMware Compatibility Guide and select CPU Series from the What are you looking for drop-down. Current Results: 0. It appears that the server needs 5. What are you looking for: CPU Series Platform & ComputeWhat are you looking for: CPU Series Platform & ComputeWhat are you looking for: CPU Series Platform & ComputeWhat are you looking for: CPU Series Platform & ComputeWhat are you looking for: CPU Series Platform & ComputeWhat are you looking for: CPU Series Platform & ComputeWhat are you looking for: CPU Series Platform & ComputeWhat are you looking for: CPU Series Platform & ComputeVMware has release a CPU Identification Utility (7/1/2008, Build: 102204) that will "Displays CPU features for VMotion compatibility, EVC and indicates 64-bit VMware support. Solution If you have recent Intel 45nm Core 2 CPUs and were directed to this article by a message in VirtualCenter or vCenter Server, refer to vMotion errors between different Intel 45nm Core 2 revisions (1008315) . < VMware Knowledge Base >. The supported EVC modes are listed in order from the fewest to the greatest number of supported. 2 is enabled by default. vCenter Server does not permit the addition of hosts that cannot be. Dear All, I need assistance for below, current setup: two DL 380p gen8 processor type Xeon CPU E5-2650 (8 core in a processor) (running vsphere 5. CPU functions of the newer CPU generation cannot be used in the virtual machine. IMPORTANT: For clusters using VMware vSAN, you must first upgrade the vCenter Server system. 37 Comments. 0 U1. The pane shows details about the EVC mode of the virtual machine and CPUID details. June 11, 2019. After clicking the CPU/EVC Matrix button, you can see on the screenshot that Intel Penryn Generation should be selected in the EVC mode settings. Disable “EVC”. . 0 and VMware vCenter Server 8. Intel CPU EVC Matrix (VMware Enhanced vMotion Compatibility) Intel uses a model named "Tick-Tock" to follow every microarchitectural change with a die shrink. 3 Replies. However, there was one feature I was particularly interested in and that was Per-VM EVC (Enhanced vMotion Compatibility). In ESX 3. CPU Series: All AMD EPYC 7001 Series AMD EPYC 7002/7Fx2/7Hx2 Series AMD EPYC 7003/7003X Series AMD EPYC 8004 Series AMD EPYC 9004 Series AMD Opteron 13xx Series AMD Opteron 23xx Series AMD Opteron 24xx Series AMD Opteron 3200 Series AMD Opteron 3300 Series AMD Opteron 41xx Series. Trying to add a new hypervisor with Intel Xeon Gold 6300/5300 (Ice-Lake-SP) Series CPU, according to the CPU/EVC matrix this is supported. 7 and it works fine, i can add the host to a sky lake EVC cluster. What's New. Compatibility Guides. The compatibility matrix allows you to select the version of ESXi, the CPU type and then by clicking the CPU/ EVC Matrix you can see which EVC mode is supported for a given CPU family. Go to VMware Compatibility Guide, select the CPU Series, the CPU model and Product Release Version, then click CPU/EVC Matrix. In vCenter whilst I can see Skylake EVC mode as an option the hosts fail the check for that mode ("the host CPU lacks features required by that mode" but not details of what features). 0. Cold MigrationWhat are you looking for: CPU Series Platform & ComputeTopic #: 1. This video who how you can check CPU compatibility for EVC. Legacy FT Compatible Set: N/A: Supported Release(s). I want to use VMotion. Click the Manage tab, select VMware EVC and click Edit. Hold down the CTRL key and select the type of processors from the CPU Series list. A virtual Trusted Platform Module (vTPM) as implemented in VMware vSphere is a virtual version of a physical TPM 2. For more information about Fault Tolerant Compatabile Set, please refer to VMware KB 1008027. If EVC is not set at cluster level, newly powered on VM's will pick up the EVC according to the Host they are placed on (Assuming a Cluster with different Server models) Keeping in mind above scenario, updating vCenter will enable new EVC modes, do the ESXi Hosts (that support a newer mode) need to be. 5 servers so. More information is documented at Checkout my blog at. The vCenter patches enable vMotion compatibility to be retained within an EVC cluster. It should be verified if Monitor/MWAIT. Note: Though the EVC baseline is set for the ESXi host, you must place the. ssbd; See KB 1003212 for more information. So I suppose that Skylake EVC level will be added in something like 6. 5. The results tell us that we can only use EVC modes Merom or the Penryn. The Advanced Cross vCenter Server vMotion (XVM) capability was one of the most popular VMware Flings . 3 standards. If you have such new processor architecture and want to migrate your VMs via vMotion you have to check the EVC compatibility (see below). VMware KB: EVC and CPU Compatibility FAQ. CPU Capabilities: Supports SMP-FT Capable of Legacy FT ALL CPUs. Intel CPU EVC Matrix (VMware Enhanced vMotion Compatibility) by Florian Grehl. unless they have a similar numbering both are from different family E-5 2650 is Sandy Bridge generation but 2650v2 is based on Ivy Bridge! Ivy Bridge has some additional features including ENFSTRING, F16C, FSGSBASE, SMEP and CPUID Faulting. Right-click the virtual machine and click Edit Settings > expand CPU > CPUID Mask > Advanced. Enabling sub-NUMA clustering on a Bare Metal Edge may result in a shortage of heap memory. Modern processors have evolved to include complex instruction sets that improve speed and performance of the applications using them. The features. 0 U1. 7 latest update available or 7. To improve CPU compatibility between hosts that have varying CPU feature sets, you can hide some host CPU features from the virtual machines by placing the host in an Enhanced vMotion Compatibility (EVC) cluster. The EVC mode selected is Intel Xeon Core 2. (CPUs). Description. Adding a host with Coffee Lake/Kaby Lake/Skylake client CPU (refer "Affected CPUs table") to the cluster with Intel "Skylake" Generation EVC. On the Configure tab, select VMware EVC. If the VM is running, you must shut down the VM to enable the processor compatibility mode setting. To verify the status of the CPU mode, check the EVC CPU Mode column. Step 2: Click More info to reveal additional information (optional), then click Upgrade VMware Tools to begin the process. Select the server running Hyper-V and the desired VM. I aware Enhanced vMotion Compatibility creates the baseline and suppress the new features compare than old one. 10-20-2010 05:34 PM. Select the cluster for which you want to enable EVC. Gracefully shut down the Controller VM to ensure. I would like to remove the E5345 host from. Updated on 08/24/2022 To improve CPU compatibility between hosts that have varying CPU feature sets, you can hide some host CPU features from the virtual machines by. Change Monitor/MWAIT to Enabled, if necessary. 1) Create new cluster with appropriate EVC setting. Select the product you wish to start with, such as VMware vCenter Server. 5u2 should work. VMware Compatibility Guide. More factors than CPU compatibility are used to determine vMotion compatibility. The EVC feature is deactivated. VMware Compatibility Guide Search Compatibility Guide: What are you looking for: CPU Series Compatibility Guides Help Current Results: 0 Looking for information on VMware. The main rule in EVC is to set the lowest family as the baseline. Sin embargo, el contenido localizado o específico puede quedar desactualizado. Thanks in advance Regards. More information is documented at Checkout my blog at For more information about EVC modes and EVC modes supported in an ESX release, please refer to VMware KB 1003212. What are you looking for: CPU Series Platform & ComputeWhat are you looking for: CPU Series Platform & ComputeWhat are you looking for: CPU Series Platform & ComputeWhat are you looking for: CPU Series Platform & ComputeWhat are you looking for: CPU Series Platform & ComputeIMPORTANT: For clusters using VMware vSAN, you must first upgrade the vCenter Server system. Giving a brief, high-level overview, EVC can be used to set a baseline of CPU features available to a VM or a set of VMs. 1 bit-mas. Self-service, web-based support resources such as the Knowledge Base and VMware Communities are also availableIn the Hosts and Clusters view, select the new cluster, click Configure, and select VMware EVC. 90GHz) HP DL380P G9 Intel (R) Xeon (R) CPU E5-2698 v3 @ 2. VMware vSphere EVC Compatability Factor. Now, we need to add one host with CPU of Intel Xeon E5-2630 @ 2. My first issue is when I go to. 0 U1 vSphere 8. For more information about EVC modes and EVC modes supported in an ESX release, please refer to VMware KB 1003212. . Under the Configure tab, select VMware EVC. 5u1. Check your processor compatibility and EVC mode for your vCenter server: 1. Technical support for VMware products is available online or by phone depending on your support offering. Enable EVC when virtual center is also running as virtual machine. CPU Series: All AMD EPYC 7001 Series AMD EPYC 7002/7Fx2/7Hx2 Series AMD EPYC 7003/7003X Series AMD EPYC 8004 Series AMD EPYC 9004 Series AMD Opteron 13xx Series AMD Opteron 23xx Series AMD Opteron 24xx Series AMD Opteron 3200 Series AMD Opteron. = As per VMware notes : You are right. If you have such new processor architecture and want to migrate your VMs via vMotion you have to check the EVC compatibility (see below). Power on the virtual machines in the cluster to apply the EVC. Thanks. cpuid. 0 and OpenGL 4. If needed, add the ESXi host to the vCenter Server inventory. The minimum VM hardware compatibility should be set to 9. In the Work pane, click the Manage or Configure tab. Compatibility functions for EVC are determined by the model of the old ESXi server processor in the cluster. 0 U2 ESXi 8. Tanzu Kubernetes releases. 0 U2 vSphere 7. Product Release Version:. The vSphere release will be 6. You can also activate, deactivate, or change the EVC mode at the virtual machine level. This article outlines migrating virtual machines with vMotion across Intel processors, and the necessary steps to take to ensure compatibility. VMware Compatibility Guide Search Compatibility Guide: What are you looking for: CPU Series Compatibility Guides Help Current Results: 0 Looking for information on VMware product compatibility by version? See the Product Interoperability Matrix Looking for VMware Product lifecycle Policies? Lifecycle Policies VMware Compatibility Guide. Support of D3D 11. This is. I think I have one last question on this topic. (91790) After Storage vMotion all DFW rules are removed from the VM (91818) NSX-T Local Manager stuck in “Initializing State” after restoring from a backup in a Federation environment (92143) 今回は最近公表された KB の中から影響度が. The per-VM EVC feature facilitates the migration of the virtual. Select the cluster for which you want to enable EVC. Posted Date Range: All Within 1 Week Within 2 Weeks Within Month Within Quarter Within Year. Install VMware Tools. When trying to add the host to the cluster we get the following error: The host's CPU hardware should support the cluster's current Enhanced vMotion Compatibility mode, but some of the necessary CPU features are missing from the host. that talking about the EVC that is not actually enabled on my esx cluster, when i try to enable this i see an compatibility error, in the link we can also se the matrix for the compatibility between each proccessor, when i check that from 1 side i can see its not compatible but when i check it from the other side thats say its compatible. In the Configuration panel, expand EVC Mode. Enable EVC on the existing cluster. 09-22-2010 01:26 AM. VMware EVCEnhanced vMotion Compatibility (EVC) simplifies vMotion compatibility issues across CPU generations. Product Download You can use the Enhanced vMotion Compatibility (EVC) feature to help ensure vMotion compatibility for the hosts in a cluster. VMware recommends not using CPU affinity in production because it limits the hypervisor’s ability to efficiently schedule vCPUs on the physical server. Intel CPU EVC Matrix (VMware Enhanced vMotion Compatibility) 23/06/2017. vmfeature. VMware Compatibility Guideyou have to enable the highest possible EVC generation mode for your oldest CPU generation. CPU-Z can be quite limited in what it shows. You are enabling EVC on a cluster for the first time: Verify the enhanced motion compatibility and CPU compatibility for your processor (s) to determine the EVC level that the cluster will support. The server also has several resource pools. Go to VMware Compatibility Guide , select the CPU Series, the CPU model and Product Release Version, then click CPU/EVC Matrix. It does this by making available a common CPU feature set through the use of a baseline. To enable Skylake EVC Mode on an existing cluster of Skylake Hosts: Power off VMs with hardware version 17 and above; Enable Skylake EVC Mode on the cluster; OR Downgrade the Virtual Hardware version to 16 or lower for the impacted VMs using the steps mentioned Downgrading the virtual machine hardware version in ESXiEnhanced vMotion Compatibility works by creating a baseline of processor compatibility across all the hosts in a cluster. CPU Series: All AMD EPYC 7001 Series AMD EPYC 7002/7Fx2/7Hx2 Series AMD EPYC 7003/7003X Series AMD EPYC 8004 Series AMD EPYC 9004 Series AMD Opteron 13xx Series AMD Opteron 23xx Series AMD Opteron 24xx Series AMD Opteron 3200 Series AMD Opteron. Table 5. I'm wondering is this either something being masked in the BIOS. Enhanced VMotion Compatibility (EVC) simplifies VMotion compatibility issues across CPU generations. System Type: All Blade Mother Board Rack or Tower Rackmount Tower. Click the Configure tab. If the VM is running, you must shut down the VM to enable the processor compatibility mode setting. : For more information about Fault Tolerant Compatabile Set, please refer to VMware KB 1008027. What are you looking for: CPU Series Platform & ComputeWhat are you looking for: CPU Series Platform & ComputeAnyone who wants to understand how CPU compatibility constraints can affect live migration of virtual machines This guide covers the following topics: “Introduction to VMware VMotion” on page 1 “CPU Compatibility Requirements for VMotion” on page 3 “Enhanced VMotion Compatibility” on page 6To enable processor compatibility mode for a VM using Hyper-V Manager: Shut down the VM. What are you looking for: CPU Series Platform & ComputeWhat are you looking for: CPU Series Platform & ComputeInstall VMware Tools. vCenter Server 's CPU compatibility checks compare the CPU features available on the source host, the subset of features that the virtual machine can access, and the features available on the target host. Drag and drop the ESXi host into the EVC cluster. Enhanced vMotion Compatibility (EVC) Supported vSphere versions. April 25, 2013. Alternatively you could also manually mask CPU instructions per-VM with advanced settings if you don't have source and destination host in the same cluster, but it's a tedious task and I wouldn't recommend it. After EVC is enabled for a cluster in the vCenter Server inventory, all hosts in that cluster are configured to present identical CPU features and ensure CPU compatibility for vMotion. This MPX feature is supported and exposed only on standalone ESXi hosts. EVC ensures that. Enhanced vMotion Compatibility (EVC) is a vSphere feature that you can enable on a specific cluster to maximize the vMotion compatibility of hosts within that cluster. Embedded Systems for Pulse IoT Center. EVC allows users to create a cluster with varied CPU models from the same vendor. 5u3 instead of u2 from the hardware compatibility matrix:. This page lists the specific configurations for which the server vendor has submitted certification test results to VMware, including BIOS version. Upgraded the host to latest 6. model name : Intel (R) Xeon (TM) CPU 3. To verify the status of the CPU mode, check the EVC CPU Mode column. p03. 0: * Minimum CPU clock speed - 1500 MHz * Minimum CPU clock speed, Virtual SMP - 1500 MHz ESX 3. 0 without any problem. These features include: Enhanced vMotion Compatibility (EVC) – You can use EVC to help ensure vMotion compatibility for the hosts in a cluster. TLS 1. If you see 0x00000000 for the EDX register CPUID leaf 7, that means the Spectre microcode is not present in the firmware. For Intel CPUs refer to: For AMD CPUs: To check if your CPUs are compatible for VMotion. And if the hardware is on the HCL, there should be no reason why it is not supported. Just want to make sure before going on . Without the use of EVC, any mismatch between user-level features of the hosts blocks migration, whether or not. So the steps to be followed: 1. 0 the VMware Clustering Services vCLS needed to. Removing Cisco ACI Virtual Edge or the ESXi host from the VMware vCenter and then adding it back in is not supported. Also see: 08-01-2015 12:34 PM. For more information about Fault Tolerant. fcmd; com. Important: For newly created virtual machines, the EVC mode that shows in the VMware EVC pane is deactivated. The host CPU lacks features required by that mode. Live Migration (vMotion) - A non-disruptive transfer of a virtual machine from one host to another. All Toggle submenu. If you want to enable EVC, choose a baseline CPU feature set from the VMware EVC Mode drop-down menu and click OK. Compatibility Guides. I Have two issues, which I think is related. The actual CPU deployed by server vendor may use fewer than the Max Cores and Max Threads specified on this page Click the VMs > Virtual Machines tab. Powered. It also disables the ability to vMotion a VM. 1 hosts. In order to maintain this compatibility the new features are hidden from guests within the cluster until all hosts in the cluster are properly updated. In ESXi/ESX, Server, Lab Manager, or GSX, depending on the version in use, right-click the entry for the virtual machine, then select:Enhanced vMotion Compatibility. For more information about EVC modes and EVC modes supported in an ESX release, please refer to VMware KB 1003212. Near the end of the vMotion process a VM is briefly paused from. CPU Capabilities: CPU Series: Enhanced vMotion Capability Modes. This technology exists to let free vMotion migration between the ESXi hosts with different hardware. 0 Update 1 system. Note: Though the EVC baseline is set for the ESXi host, you must place the. I have 2 type of server with different type of cpu as below : HP DL380P g8 (Intel (R) Xeon (R) CPU E5-2690 0 @ 2. So what you may do is to vMotion all VMs that have not been powered on on the newer Westmere host to the Nehalem host. In order to maintain this compatibility the new features are hidden from guests within the cluster until all hosts in the cluster are properly updated. : For more information about Fault Tolerant Compatabile Set, please refer to VMware KB 1008027. To know more about the EVC feature read the following VMWare Blog : Enhanced vMotion Compatibility (EVC) Explained Note: Consider a maintenance window in your production environment to. When you feel you will not need to be able to vmotion backwards to the old hosts, you can disable EVC. Check /proc/cpuinfo(if it exists under ESXi; if not, you can boot a Linux LiveCD) and see what flags are missing from the required flags for the EVC level. In particular, it is important that applications running in a guest OS be well-behaved to use. : For more information about Fault Tolerant Compatabile Set, please refer to VMware KB 1008027. 1 Solution. Use a cluster with Enhanced vMotion Compatibility (EVC) enabled to create a uniform set of CPU features across the cluster, or use per-VM EVC for a consistent set of CPU features for a virtual machine and allow the virtual machine to be moved to a host capable of supporting that set of CPU features. For more information on identifying Intel processors and their features, see Application Note 485: Intel ® Processor Identification and the CPUID Instruction, available from Intel. This results in having two EVC baselines for every microarchitecture.