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Server Virtualization

Discussions about Multi-Hypervisors Microsoft Hyper-V, VMware ESXi, and Nutanix AHV.

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VCPU(S) vs. Number Of Cores Per vCPU

Hello everybody, let's assume we have one Nutanix block with 3 nodes. In each node we only have 1 CPU socket with 10 Cores. A VM can only run on one node. So, in this case, wouldn't it make more sense to let a VM with 4 CPUs run on 1 VCPU and 4 Cores, instead of 4 VCPUs with 1 core, as each node h...

How To enable nested virtualization on AHV?

How To enable nested virtualization on AHV?

ESXi 6.7u3 Patch - 1-click upgrade - Not compatible with current VIBs

I ugraded my ESXi hosts using 1-click upgrade to VMware-VMvisor-Installer-6.7.0.update03-15160138.x86_64-DellEMC_Customized-A04 with no issues. Trying to apply patch ESXi670-202004002.zip using 1-click upgrade and get the following error: Upgrade bundle is not compatible with current VIBs installed...

P2V Windows Servers to AHV

Physical Windows Server to Virtual conversion (P2V for AHV) Depending on the number of physical servers in your environment, you might want to convert them tovirtual servers and migrate over to Nutanix AHV. Nutanix Image Service supports VHD, VMDK, vDISK, IMG, qcow formats for disk images. Summary...

Running Red Hat Openshift on Nutanix AHV

The technical piece below found our way through our partner channels. Installation instructions for Red Hat OpenShift on Nutanix are detailed in the documentation below. Enjoy, and as always feel free to provide us with feedback. User Provisioned Installation of Red Hat OpenShift 4.3 on Nutanix AHV...

Migrate from VMware to AHV - stuck Booting from Hard Disk...

I am migrating from ESX 6.0 to AHV 5.1.2I have successfully mounted the container from VMware and migrated a disk. When trying to start the image from the vmdk file in Prism Console than I get the following error: Booting from Hard Disk... in the boot dos screen. Regards, Onder Avcu

IOPS&Latency issue

Hello mates, We have 2x NX3350 and Arista switch which handle roughly 100 VM. Workloads are: 20x VM with heavy disk workload which are used mainly for reporting and analysis. R/W ratio is roughly 50/50. They created 20K IOPS workload when they lived on SAN storage with RAID10 and tiny flash tier a...

Hyper-V 2016

When will Hyper-V 2016 be compatible?

Display resolution in Windows Server 2016 (AHV-VM) stuck to 1280x1024

Ok, yesterday one of our many Nutanix clusters was upgraded to 5.15 LTS and I started to create a new Windows Server 2016 template using UEFI-configuration. Now I am stuck at display resolution of 1280x1024 and change is not possible, because it is grayed out. Nutanix Guest Tools from 5.15 LTS and...

What are the guest OS supported on AHV?

Is there a definitive list of guest operating systems that are supported on AHV?

Use Nutanix Storage for a VMware external Cluster

We have a dozen or so VMs/appliances that do not support AHV and thus cannot be migrated over to our new AHV cluster that runs 95% of our servers. We would like to expose a container/Volume Group from Nutanix to the VMware hosts as NFS datastores to build these VMs/Appliances on. Our goal is to then...

MSCS (Microsoft Server Cluster)

Does AHV supports MSCS ? I am aware about two node windows cluster with witness VM mentioned in below : https://portal.nutanix.com/#/page/docs/details?targetId=Web-Console-Guide-Prism-v58:wc-cluster-two-node-c.html But just want to confirm if it supports MSCS with shared storage including quorum?

Is it possible to live migrate a VM from one AHV cluster to another AHV cluster ?

Is it possible to live migrate a VM from one AHV cluster to another AHV cluster ? or live migration is only within one AHV cluster ??

Migrate VMs with boot firmware set to UEFI from VMware ESXi 5.5 to AVH

I have a large number of VMs created with the boot firmware set to EFI. As I understand it, AHV cannot convert "out of the box" The options I have been told include the following:- Use VMware Convertor to perform a virtual to virtual VM conversion to change the boot firmware back to BIOS Use a...

Adding files to ADSF Path for bootstrapping

When creating a vm there is a scripting section that has the option to select a file from an ADSF Path. How can I put files to an ADSF location?

VM creation automation

Hello All,I am new to Nutanix and AHV; however, I have a large amount of experience with Hyper-v and SCVMM. One of the things I am trying to do is automate the creation of a vm’s. My end goal is to take an “image” base drive I have uploaded to images containing an install of my windows OS.Deploy a n...

KVM VM on AHV?

Hi, AHV is based on KVM, but I can't find any documentation that states that you actuelly can run/move KVM VMs on AHV. Can anyone confirm this? We have a customer who wishes to move their KVM VMs to our AHV environment. So we want to confirm that it is possible. Best regards Peter

CVM Resources Allocation

Hey Everyone. So, I am relatively new to the whole Nutanix game. Im curious what everyone is suggestion is for CVM allocation. We had nutanix do our original provisioning, but the provisions the installer set it up with seem a bit excessive. 10 Cores and 32gb ram per CVM, Any thoughts?

SQL Best Practice

Let's say you're running a huge infrastructure of 10 pretty big SQL VMs and just shifted your infrastructure to Nutanix. You must be bewildered and confused regarding the best practices of SQL in Nutanix and how can you improve the performance. For most SQL server databases, there is nothing that n...

Windows 2019 Standard edition guest OS licensing on AHV

Hi, We have deployed couple of guest VMs on Windows 2019 Standard Edition OS on our 6 node cluster. Both the guests are configured with 1 VCPU with 2 cores along with 16 & 32 memory respectively. We have procured standard paper license of the OS. The hypervisors are running on AHV version 201708...

How to "size" a Nutanix cluster based on performance requirement?

Hi guys, we're planning to move/migrate my MS SQL workload from physical standalone host to a new Nutanix cluster. We already engaged with local Nutanix representative for this. However, we encountered a few hurdles in terms of performance during and we can't be sure whether we have the right sizing...

Changing vlan of VM

How to change VLAN of VM created in AHV?

Nutanix space reclaimation

Hi Team, We are running few file servers (windows 2016 machines) which are running on Nutanix + VMware 6.5. For e.g. i have a 5TB VMDK attached to the VM which is holding up a lot of files (being a file server). Now when we check the size of this disk in VMware, we this as around 4TB consumed (sim...

Easy way to put Vmware ESXi host into maintenance mode.

I know there’s another topic like this but, it is 3 years old. Is there an easy way to put a single ESX host into maintenance mode?Not to compare products but with Cisco Hyperflex, you right-click on the host and there’s a “Hyperflex maintenance mode” option. This does what needs to be done to the...

ESXi 6.0 Upgrade to 6.7U2

I'm trying to upgrade ESXi 6.0 to 6.7U2 but when try to do it from Prism im getting errors on DRS not enabled. Now we don't have DRS license, our cluster is ESXi 6.0 Standard License, is there any way to do the upgrade without the needs of DRS ?I read few documents that even if i try to use vCenter...

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