VCF 9.1.1 – SDDC Manager backup location fails with gateway timeout 504 error

Note: I am still investigating this, so whilst it looks like it might be the root cause, I am not 100% just yet. I’ll update once I confirm. I run SFTPGo in a container for my VCF file based backups, the reason is I want a clear security boundary for what VCF can (and cannot) … Read more

Integrating Authentik as an Identity Provider for VCF 9.1 SSO

Authentik is an Open Source Identity Provider which I currently use outside of my VCF homelab. William Lam has published a number of different posts about Authentik, one of which is how to use it as an IdP with vCenter. I figured I’d be able to use it as an Identity Source for VCF SSO … Read more

2026 VCF 9 Lab Update

After spending a bit of time tidying up cables in my rack, I figured I’d take the opportunity to write about my current setup. Here it is in all its glory: Not the greatest picture. From top to bottom: Here’s a diagram of how it’s all connected together. Not in the diagram is a UniFi … Read more

Nested VCF on Minisforum MS-A2 deployment time

I’m not going to run any benchmarks as there’s plenty of information out there, but what I’m going to do is deploy VCF on a single MS-A2 and time it, I’ve included times for deploying onto a single NUC Extreme, as well as a single Xeon host for comparison. To keep things as fair as … Read more

VCF 9 – how to add a host to an existing cluster?

I’ve been experimenting with VCF 9 in my homelab recently and I’ve been trying out some day 2 activities. Invariably, with homelabs you end up having to rebuild some (or all) of it as you experiment, and I found myself in that position. I do intend on writing a blog covering how my lab is … Read more

vCenter SSO LDAP integration failing with Server 2025

I recently upgraded my Domain Controller to the Server 2025. Not long after the upgrade, I noticed I could no longer sign into vSphere with AD accounts. Under Single Sign On in vCenter Server, against my domain I saw the following error message: A vCenter Single Sign-On service error occurred Under the configuration for LDAP … Read more

HCX 4.10 – encryption-less tunnels performance testing

HC 4.10 has just been released and with it come a whole host of excellent new features. You can read the release notes here: https://docs.vmware.com/en/VMware-HCX/4.10/rn/vmware-hcx-410-release-notes/index.html In this post, I want to concentrate on what will be welcome to customers who operate their own private datacentres and have no use for encryption. Historically, the traffic between … Read more