vCenter Server Appliance 6.7 as Sub CA with Easy-RSA

Ubuntu 20.04 CA with Easy-RSA Install and setup working environment sudo apt updatesudo apt install easy-rsamkdir ~/easy-rsaln -s /usr/share/easy-rsa/* ~/easy-rsa/chmod 700 ~/easy-rsacd ~/easy-rsacp vars.example vars Edit vars, uncomment this section and provide your settings set_var EASYRSA_REQ_COUNTRY “US” set_var EASYRSA_REQ_PROVINCE “California” set_var EASYRSA_REQ_CITY “San Francisco” set_var EASYRSA_REQ_ORG “Copyleft Certificate Co” set_var EASYRSA_REQ_EMAIL “me@example.net” set_var EASYRSA_REQ_OU “My […]

VMware PowerCLI upgrade VMware Tools

My searches for a script to upgrade the VM Tools without rebooting were all more complicated than I wanted to implement.  After hacking several scripts I found I was able to create a ‘simpler’ command to take care of my needs and should be easy to edit for anyone else. Get-View -ViewType “VirtualMachine” -Filter @{“Guest.GuestFamily”=”windowsGuest”; […]

Reporting Server Consolidation Numbers

It seems that anytime someone speaks or writes about how VMs they have, they always tend to say how many VMs per server.  This information is almost irrelevant  unless you know how big was that server.  I much prefer if people would report how many VMs per CPU core they have.  That’s meaningful, but what […]

vSphere as a VM on VI3

Have a VI3 Infrastructure setup?  Need to test vSphere before you install it on your prod systems, but don’t have the hardware resources lying around to do so?  Then running vSphere as a VM is what you need.  I found several articles that detail how to do this if you’re running VMware Workstation but not […]

Do your VMs have all the resources you think they have?

I have a ‘well established’ VMware infrastructure that started back in ESX 1.51. So obviously I have been through many upgrades and/or migrations, but even though my ESX servers have been rebuilt, my VMs from older versions were not. I don’t remember which revision or which combination of upgrade/migration caused it, but it did warn […]