The VMware Cloud Foundation (VCF) 9.x Installer includes a built-in resource calculator that automatically determines the required compute and storage resources, along with the estimated number of ESX hosts needed to support the selected deployment configuration. Understanding the compute and storage requirements is fairly straightforward, but the minimum number of ESX hosts required for a […]
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Quick Tip: Selective ESX Host Patching in VCF 9.1
- kirill
- 2026-08-10
- 0
Prior to VMware Cloud Foundation (VCF) 9.1, users could choose whether to apply an ESX update across all or a selected set of vSphere Clusters, […]
Quick Tip: High CPU Utilization on ESX due to Slow Entropy from AMD Zen 4 CPUs
- kirill
- 2026-04-29
- 0
I had been troubleshooting a stubborn CPU utilization issue with a workload that, over time would also overrun the CPU on my physical ESX host. […]
VCF 9.1.1 — Reducing CPU Utilization on AMD Ryzen Zen4/Zen5 by Masking the RDSEED Instruction
- kirill
- 2026-09-08
- 0
While I am a huge fan of the recent AMD Ryzen Zen4/Zen5-based consumer platforms, including the versatile Minisforum MS-A2, it is well known at this […]