Building a lab – recurring issues

As I am preparing for an exam (VCAP Network Virtualization Deployment) is started a rebuild of my lab. During this process, I encountered several issues. With this post I keep track of all the issues and solutions. Keep in mind that I try to write them down in the order…

vCenter Update Manager gives error status 404 in IE 11

I was working in my home lab testing a migration of hosts from vCenter 6 (Windows) to the 6.7 VCSA. The steps outlined in the article “How to move ESXi/ESX host from one vCenter Server to another” (1004775) worked flawless but for some reason Update Manager didn’t work… I tried…

It’s official!! vExpert 2019

A couple months ago I applied for the VMware vExpert Program. I had to show them I share my knowledge and always try to help others. And also be an evangelist for VMware and its solutions. Yesterday I got a confirmation email that I had been added to the program!…

Find a datastore or RDM by LUN ID

Sometimes the storage team wants to clean up their LUNs but they only know the LUN ID. And they ask you, the ESXi admin, where that LUN is used… Not an easy question if you don’t have an administration of your LUNs. You can use the UI and do some…

vCenter not using SMTP smarthost but DNS

The other day I had scheduled a task for a VM and I wanted to get an email notification about the status of that job. So I configured the notification. But the next morning I didn’t find a confirmation email in my inbox. Strange! So I checked the email settings…

vRO – Creating a test copy of your appliance

Recently I was investigating the migration of an external vRealize Orchestrator instance to an embedded instance inside vRealize Automation. But for testing purposes I didn’t want to use the production appliances… So I had to create a test vRA and vRO appliance. I started with vRO. The control Center has…

Allign SDRS Thresholds and Datastore Usage on Disk Alarms

Last week I was monitoring a relatively large vSphere cluster with several host clusters and datastore clusters. I saw a couple of datastore warnings related to the datastore usage. There were two or three datastores that were more than 75% utilized. Strange, because other datastores in the same datastore cluster…