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NewVCF 9.1: Fixing “Hot migration is disabled in vmkernel” and Making It StickNewFixing a VCF Services Runtime etcd That Can’t Start: 5.4 Million Keys and a Runaway Support BundlePostAutomating Let’s Encrypt Certificates on VMware Avi Load Balancer with Cloudflare DNSPostVMSP Toolkit 3.0.1 for VCF 9.1: Rollouts, Topology and Infrastructure ChecksPostSDDC Manager 9.1 Stuck in a Login Loop? Check the Clock, Then the Root PasswordPostVCF 9.1.1: One Host, One NFS Cluster, and a Validator That Wouldn’t BudgePostClearing the “Virtual Machine UEFI Secure Boot Platform Key is out of date” Alarm After VCF 9.1.1PostVCF 9.1.1: Scaling VCF Management Services from HA back to Simple
NewVCF 9.1: Fixing “Hot migration is disabled in vmkernel” and Making It StickNewFixing a VCF Services Runtime etcd That Can’t Start: 5.4 Million Keys and a Runaway Support BundlePostAutomating Let’s Encrypt Certificates on VMware Avi Load Balancer with Cloudflare DNSPostVMSP Toolkit 3.0.1 for VCF 9.1: Rollouts, Topology and Infrastructure ChecksPostSDDC Manager 9.1 Stuck in a Login Loop? Check the Clock, Then the Root PasswordPostVCF 9.1.1: One Host, One NFS Cluster, and a Validator That Wouldn’t BudgePostClearing the “Virtual Machine UEFI Secure Boot Platform Key is out of date” Alarm After VCF 9.1.1PostVCF 9.1.1: Scaling VCF Management Services from HA back to Simple
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Virtual Machines

96 posts · ~2.2 hours of reading
VCF Intermediate Oct 11, 2026

Automating Let’s Encrypt Certificates on VMware Avi Load Balancer with Cloudflare DNS

This is a community script, not something Broadcom supports. Run it against the Let's Encrypt staging environment first and make sure you understand what it does before you…

20 min read
Intermediate 20 min read ✓ Verified Oct 2026
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VCF Advanced Oct 6, 2026

VMSP Toolkit 3.0.1 for VCF 9.1: Rollouts, Topology and Infrastructure Checks

VMSP Toolkit is an independent project built for lab and proof of concept environments. It is not a Broadcom product and Broadcom does not support it.The Broadcom resize…

11 min read
Advanced 11 min read ✓ Verified Oct 2026
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VCF Advanced Sep 30, 2026

SDDC Manager 9.1 Stuck in a Login Loop? Check the Clock, Then the Root Password

I went to log into SDDC Manager in the lab and never made it to the dashboard. The browser went to the vCenter SSO page, came back to…

8 min read
Advanced 8 min read ✓ Verified Sep 2026
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VCF Expert Sep 22, 2026

VCF 9.1.1: One Host, One NFS Cluster, and a Validator That Wouldn’t Budge

Changing the host minimum for an SDDC Manager cluster is not supported by Broadcom. Everything in this post modifies SDDC Manager bytecode to get around a check the…

11 min read
Expert 11 min read ✓ Verified Sep 2026
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VCF Management Services control plane scaled from three nodes to one
VCF Expert Sep 20, 2026

VCF 9.1.1: Scaling VCF Management Services from HA back to Simple

Scaling VCF Management Services down from HA to Simple is not supported by Broadcom. The VCF Operations UI only scales up, and everything in this post goes around…

16 min read
Expert 16 min read ✓ Verified Sep 2026
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VCF Expert Sep 18, 2026

VCF 9.1.1 worker rightsizing: PodDisruptionBudgets, and why it does not stick

Everything here was done in my own home lab. The rightsizing script itself comes from a Broadcom KB and is supported, but several steps in this post go…

19 min read
Expert 19 min read ✓ Verified Sep 2026
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Backup target card showing SFTP error ErrCode 200 and a successful SMB backup
VCF Intermediate Sep 5, 2026

VCF 9.1.1: When vCenter’s SFTP Backup Fails Before It Starts

A VCF 9.1.1 upgrade blocked by vcenter.deployment.migration_upgrade.no_recent_vcenter_backup.error, a vCenter SFTP backup that fails in 31 milliseconds without touching the network, and the workaround that actually ships. vCenter 9.1…

8 min read
Intermediate 8 min read ✓ Verified Sep 2026
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Events Beginner Aug 31, 2026

From Metal to Model: Broadcom’s Private AI Cloud Pitch at VMware Explore 2026

That was the opening montage at VMware Explore 2026 in Las Vegas, and it turned out to be a decent table of contents. What followed was ninety minutes…

15 min read
Beginner 15 min read ✓ Verified Aug 2026
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VCF Advanced Aug 21, 2026

VCF 9.1 – The NSX KB Procedure That Locks You Out of the Thing It’s Protecting

We run NSX with Avi Load Balancer, and every so often the Avi Controller manages to lock the NSX admin account. Usually it is credential drift somewhere. The…

8 min read
Advanced 8 min read ✓ Verified Aug 2026
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VCF Advanced Aug 15, 2026

VCF 9.1: When the Compatibility Matrix Blocks the Documented Upgrade Path

This one started as a five minute question and turned into a full day. If you are planning a VCF 9.0.2 to 9.1 upgrade, the error below may…

15 min read
Advanced 15 min read ✓ Verified Aug 2026
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Recent posts

  • VCF 9.1: Fixing “Hot migration is disabled in vmkernel” and Making It Stick
  • Fixing a VCF Services Runtime etcd That Can’t Start: 5.4 Million Keys and a Runaway Support Bundle
  • Automating Let’s Encrypt Certificates on VMware Avi Load Balancer with Cloudflare DNS
  • VMSP Toolkit 3.0.1 for VCF 9.1: Rollouts, Topology and Infrastructure Checks
  • SDDC Manager 9.1 Stuck in a Login Loop? Check the Clock, Then the Root Password
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