Tag: Troubleshooting
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Troubleshooting VMware Private AI Foundation: 7 Failures That Actually Bite (Private AI Series, Part 23)
The seven failures I hit most often on VMware Private AI Foundation with NVIDIA, from a dark GPU on the ESXi host to a NIM pod crashing on CUDA out of memory, with the real error strings and the checks that isolate each layer.
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VCF 9 Troubleshooting: The Stuck Workflows, Locks and Log Trails That Actually Bite (VCF 9 Series, Part 34)
A field guide to VCF 9 troubleshooting: clearing stuck SDDC Manager workflows, releasing the password and certificate system lock, pulling SoS support bundles, and reading the logs that actually tell you what failed.
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5 Things That Block vSphere Supervisor Enablement in VCF 9 (and How to Fix Each)
Workload Management says your cluster is ‘incompatible,’ or the Supervisor control plane VMs hang at Configuring. Here are the five most common reasons vSphere Supervisor enablement fails in VCF 9 — and the exact checks and commands to fix each.
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5 GPU & vGPU Mistakes That Break VMware Private AI Foundation (and How to Fix Them)
Most failed VMware Private AI Foundation deployments break on host-side GPU configuration, not the model. Here are five vGPU mistakes in VCF 9.1 and the exact commands to confirm and fix each one.
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Why Your VKS Cluster Upgrade Is Stuck: 5 Failure Modes in VCF 9 (and How to Unblock Them)
A VKS cluster upgrade that hangs halfway is almost never a Kubernetes bug. Here are the 5 things that stall VKS/Tanzu cluster upgrades in VCF 9 — version compatibility, PodDisruptionBudgets, stuck worker nodes, etcd health, and Pinniped pods — and how to unblock each one.
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5 Things That Break VKS Clusters in VCF 9 (and How to Fix Them)
Most vSphere Kubernetes Service (VKS) failures in VCF 9 aren’t Kubernetes bugs—they’re infrastructure. Here are the 5 things that break VKS clusters most often and how to diagnose each one fast.
Architect’s Toolkit
VMware Cloud Foundation
- VCF Documentation
- VCF 9 Planning & Preparation Workbook
- VCF Bill of Materials (BoM)
- VMware Compatibility Guide
- VMware Interoperability Matrix
- VMware Configuration Maximums
- VMware Ports & Protocols
- VMware Hands-on Labs
- RVTools Download
Nutanix
AI & Cloud-Native Platform
- AI Infra Sizing & Cost Calculator
- NVIDIA Build (Model Catalog)
- NVIDIA AI Enterprise Reference Architecture
- NVIDIA NIM Performance Benchmarking
- NVIDIA NGC Catalog
- NeMo Microservices Helm Chart
- Helm Charts Repository
- Hugging Face Models
Architecture & Design
About the Author
Dr Pranay Jha
Dr. Pranay Jha is a Cloud and AI Consultant with 18+ years of experience in hybrid cloud, virtualization, and enterprise infrastructure transformation. He specializes in VMware technologies, multi-cloud strategy, and Generative AI solutions. He holds a PhD in Computer Applications with research focused on Cloud and AI, has published multiple research papers, and has been a VMware vExpert since 2016 and a VMUG Community Leader.
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