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Virtual Geek

Tales from real IT system administrators world and non-production environment

Blog posts : "vsphere"

vMotion from all VMs on selected Esxi Host to other Esxi host via PowerCLI GUI

Currently I am doing complete VMware environment upgrade in my office in terms of hardware as well, After few plans I found most of my Esxi servers in VMWare clusters in my office were over committed. First question was by my boss was how do we perform it without degrading current VMs performance. T…

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How to convert RDM disk (Raw Device Mapping) to VMDK

In my previous article I shown Adding and sharing RDM disk to multiple VMs in VMware step by step, I received one related task to convert virtual machine RDM (Raw device mapping) hard disk to VMDK disk. Basically I require it to convert because, I was not going to use microsoft clustering anymore, a…

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ESXi 6.0 update offline bundle via esxcli commandline: DependencyError VIB bootbank requires VSAN ImageProfile

After completing updating my most of the ESXi 6.5 hosts in the environment as shown in ESXi 6.5 upgrade bundle via command line: No Space Left On Device Error, I wanted few standalone ESXi server to update to 6.0 version, for same offline bundle can be downloaded from my.vmware.com. I uploaded cop…

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ESXi 6.5 upgrade bundle via command line: No Space Left On Device Error

I received few standalone ESXi 6.5 hosts for patching for branch office, I wanted to upgrade build number on server, As there was no option of VMWare update manager for standalone esxi. Here I upgraded them using offline bundle zip. These requires offline bundle zip to be be downloaded from url …

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Upload files to vmware ESXi datastore: Different methods

Copying files to VMware Datastores is an easy task. Here in this article, I am showing 3 different methods to upload files to VMware datastores, You can use these methods to copy offline bundle zip, VIB, VMDK or ISO files. Ifyou are using VMWare vSphere web client to upload files to datastore, make …

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Resolved: Reset Esxi forgotten root password using hiren bootCD step by step

Powercli GUI: Determine the EVC Mode that vmware cluster should be configured

vmware vsphere esxi cluster, enhanced vmotion mode evc, cpu manufacturer, cpu generations, failover, drs, ha, vmware high availibility, distributed resource scheduler

I was evaluating one of the old project hosted on VMware in my office for a client, After ruff capacity calculation I found scarce of compute and memory resources in the VMware clusters. Few meetings and decisions, and sharing complete excel data and capacity planning for upcoming VMs, we decide…

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Adding and sharing RDM disk to multiple VMs in VMware step by step

I had a requirement to configure Two node Microsoft failover clustering on VMware VMs in my office, The plan was to configure clustered file server. Virtual machines has to be separated from each other and should be located on different esxi servers, My first task was to provide my colleague wintel …

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Create and configure VMWare vSphere VSAN cluster step by step

VMware vSAN is a Hyper-Converged storage (Software Defined Storage) solutions with a vSphere-native, high-performance architecture. With software defined storage, it has opened new opportunities to new skills. With vSAN we can use local disk and create highly available, scalable, high performance da…

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Emulate HDD as SSD flash disk on Esxi and VMware workstation

I was required (emulated) virtual fake SSD in VMware workstation for few demos and testing purpose. I am already using SSD on my system, If vmdks are kept on the Solid state drives, VMs detects vmdk disks as SSD/Flash disk, but if you don't have SSD, it can be easily emulated with a trick configurat…

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Configuring a vCenter PSC Single sign-on Active directory Integrated windows authentication

In my one of the earlier article I shown ADDING AND CONFIGURING VMWARE VSPHERE VCENTER SSO ACTIVE DIRECTORY AS LDAP SERVER, That was one of the security best practices, Here I am going to perform the same task but will use Active directory integrated windows authentication way instead. For this fe…

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Reset ESXi root password using Host Profiles on vCenter server: VMWare vSphere Web client

Recently I got assigned one of the VMware project, while taking handover I found esxi root passwords are not documented properly for the VMware infrastructure project, Luckily 40% Esxi host were joined into domain and I was able to reset password using Reset forgotten ESXi root password on Domain…

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The top 10 reasons to upgrade to VMware vSphere 6.5

1. Reorganize Administration and Management with a New and modern HTML5-Based User Interface 
Administer and manage the virtual data center with the responsive, easy-to-use new HTML5-based vSphere client interface. Although I am still big fan of vsphere client, As new versions of vsphere will be k…

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Add NFS datastores to VMware ESXi hosts using PowerCLI

Warning: Windows NFS server is not listed on VMWare HCL as Esxi NFS datastore. I am using it as a demo purpose.

In this article I will use NFS mount created earlier in Microsoft Powershell: Windows 2016 Install and configure NFS server. Mounting the same NFS datastore storage on Esxi servers or …

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Microsoft Powershell: Windows 2016 Install and configure NFS server

Unmount NFS datastores from VMware ESXi and NFS is in use

Mounting NFS datastore on ESXi server is very easy, similar way you might need to remove/unmount NFS share from ESXi server for maintenance or migration purpose. To unmount it, open VMWare vSphere Web Client and select Storage tab, from the list select NFS datastore, right click on it and sele…

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Mount NFS share to multiple ESXi hosts

"A datastore with the same name and backing configuration already exists in the current datacenter. Change the datastore name and backing configuration to continue."

While adding NFS datastore on esxi server I saw above error. This NFS drive was already added on the Esxi001 successfully, but when…

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VMWare ESXi add and create NFS datastore

In the earlier article Microsoft Windows 2016 Install and configure NFS server for ESXi and Linux, I shown on installing and configuring NFS server on Microsoft Windows 2016 sever. NFS datastores is one of the file type of datastore to keep virtual machines on VMWare Esxi server, This is also good …

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Microsoft Windows 2016 Install and configure NFS server for ESXi and Linux

NFS (Network file system) is a distributed file sharing solution for diversified cross platform environments. It was originally designed to run on Sun solaris, This also supports and works well on windows and non-windows computers. NFS uses RPC and usually use Port (TCP and UDP) 111 and 2049. There …

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VMware Powercli : Gather distributed virtual switch information to JSON file to migrate standard switch

I have already written complete series on how to migrate distributed virtual switch to Standard virtual switch which helps to move Esxi host from one vCenter to another vCenter server. As you should not remove Esxi directly with distributed switch from vCenter until you move it to standard virtual s…

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