Menu

Virtual Geek

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

Blog posts : "esxi"

Ansible get information from esxi advanced settings nested dictionary with unique keynames

After my earlier post ansible create an array with set_fact, I wanted to grab some selected information from VMware ESXi Advanced setting. but the problem was when I use ansible module vmware_host_config_info, information generated here was in below json format. (Note:  There are tons of advanced…

Read more

ansible create an array with set_fact

In one of my vSphere Ansible automation task, I was looking for to create a new array variable using set_fact. here I have achieved the same task using 2 different playbook with small way procedure. In the both methods on the vars I have defined infra variable where I have defined my VMware esxi s…

Read more

Ansible for VMwary Using vmware_vm_inventory dynamic inventory plugin

Since I started using Ansible for VMware management, Daily I am exploring new thing on vSphere Ansible, and stumbled upon interesting dynamic inventory plugin named vmware_vm_inventory from url https://docs.ansible.com/ansible/latest/plugins/inventory/vmware_vm_inventory.html (for more about pa…

Read more

Using Ansible for Managing VMware vSphere Infrastructure

On this second part article of after How to install Ansible on Linux for vSphere configuration, I have written here 2 Ansible playbook files (play tasks created) to configure VMWare ESXi servers. Language for the ansible playbook files is YAML/YML format. When using Ansible to use on VMware vSph…

Read more

Managing ESXi SSL certificate properties from vCenter server

One of the way to manage esxi certificate properties is using vCenter server, This is good option where you don't have generate a certificate for every indivisual Esxi. You just need to configure valid SSL certificate once on the vCenter VMCA. Improving Esxi security by using vCenter server can ensu…

Read more

How to install Ansible on Linux for vSphere configuration

Part 2: Using Ansible for Managing VMware vsphere Infrastructure

managing-Vmware-vSphere-through-Ansible-devops-automation-tool-api-pyvmomi-780x405.png

Recently I took over a task to evaluate few DevOps configuration, automation and orchestration tools to configure VMware vSphere. There are many tools available in the market for DevOps automation. Personally I like and already…

Read more

Troubleshooting replacing a corrupted certificate on Esxi server

While deploying your own certificate on ESXi server you need to follow certain requirement to create it as shown here, if new generated certificate is not correct as per the standard and if they are replaced overwritten without proper backup, it can cause connection error on ESXi server and you wil…

Read more

vCenter server appliance 6.5 deployment Error The supplied system is not valid

I was setting up a new VMware vCenter server appliance for a new project. While in the middle of setup of vCenter post deployment configuration I was keep receiving below error as log.

Messages
Error: The supplied system name FQDN is not valid.
Resolution: If the supplied system name is a FQD…

Read more

Replacing a default ESXi certificate with a CA-Signed certificate

Push SSL certificates to client computers using Group Policy

In my earlier article I shown how to Generate new self-signed certificates for ESXi using OpenSSL. Importing this certificate in local certificates store is good for single computer or 2-3 systems, but may be tedious task if you want to maintain it on more than 10 systems, think what happens if the…

Read more

Generate new self-signed certificates for ESXi using OpenSSL

Solved Esxi host disconnected evaluation license expired

In my vmware vSphere homelab, I found my Esxi hosts were showing disconnected in vCenter. I tried connecting esxi host through vmware vSphere web client. But I was getting error notification of reconnect host failure with the message Evaluation mode licenses expired.

Task Name: Reconnect host

Read more

Esxi update individual component firmware on HP hardware: disk degraded not authenticated

Server hardware goes faulty is common in any organization, I was doing healthcheck on all vCenter, few of my ESXi servers were showing alerts on faulty storage controller battery and HDD storage issue, they were running on HP hardware, after checking ILO pages, hardware health status was in yellow o…

Read more

Solved: Esxi server cannot joined into active directory domain

I assigned one task to my junior colleagues to configure authentication services on vmware esxi servers (Join esxi server into domain), They reported to me that they are not able to join few esxi servers in the domain and giving error. They followed correct instructions as shown below from my earlie…

Read more

Create bootable USB from ISO file

I was planning to install VMware ESXi OS on newly purchased servers in my office, There was no remote console (ILO, DRAC, IPMI or IMM RSA) available, because networking was yet to be configured, till the time until network is up, being ahead of time, I wanted to install OS on the physical server, I …

Read more

Part 3: VMware Powercli: Migrate VMs to another network

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…

Read more

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…

Read more

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…

Read more

ESXi HP Blade start issue Enclosure power event detected, System Halted until power condition is corrected

Sometimes I receive below error on the HP Prolient Bladesystem ILO after server reboot, it refuses to complete post, shows message, 
Enclouse Power Even Detected
System Halted until Power Condition is Corrected

In most of the case to resolve it I reseat the blade in chassis enclosure (Remove …

Read more

20 Blog Posts

Blog Search

Page Views

3455760

Follow me on Blogarama