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NewVCF 9.1: Fixing “Hot migration is disabled in vmkernel” and Making It StickPostFixing 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One NFS Cluster, and a Validator That Wouldn’t BudgePostClearing the “Virtual Machine UEFI Secure Boot Platform Key is out of date” Alarm After VCF 9.1.1PostVCF 9.1.1: Scaling VCF Management Services from HA back to Simple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 StickPostFixing 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One NFS Cluster, and a Validator That Wouldn’t BudgePostClearing the “Virtual Machine UEFI Secure Boot Platform Key is out of date” Alarm After VCF 9.1.1PostVCF 9.1.1: Scaling VCF Management Services from HA back to Simple
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VCF 9.1.1

3 posts · ~50 minutes of reading
VCF Expert Oct 14, 2026

Fixing a VCF Services Runtime etcd That Can’t Start: 5.4 Million Keys and a Runaway Support Bundle

All of this was done in my home lab. A few of the steps (deleting keys directly from etcd, suspending Flux, running etcd outside of its StatefulSet) are…

34 min read
Expert 34 min read ✓ Verified Oct 2026
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VCF Intermediate Sep 21, 2026

Clearing the “Virtual Machine UEFI Secure Boot Platform Key is out of date” Alarm After VCF 9.1.1

Tested on VCF 9.1.1.0, September 2026 After upgrading to VCF 9.1.1, a new warning showed up on a handful of my VMs and rolled up to the cluster…

8 min read
Intermediate 8 min read ✓ Verified Sep 2026
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VCF Advanced Sep 7, 2026

VCF 9.1.1 – Operations flagged an expired certificate that did not exist

The certificate dashboard in VCF Operations told me one of my workload domains, running vCenter 9.1.1, had an expired certificate. Eight total, one expired, seven active. The row…

8 min read
Advanced 8 min read Updated Sep 22
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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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