VMware Cloud Foundation

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The AI-Ready Cluster Is Different: GPU Placement, Memory Tiering, Storage Policy, and Lifecycle Windows

ai, AI (Artificial Intelligence), Artificial Intelligence, NVIDIA vGPU, vCF (VMware Cloud Foundation), VMware Cloud Foundation, VMware Private AI Foundation

Traditional virtualization design habits do not automatically translate to inference-heavy AI platforms. That is not because virtualization suddenly stopped being useful. It is because the constraint model changed. For years, many virtualization clusters were designed around CPU consolidation, memory overcommit, shared storage resilience, and generalized mobility. That model worked well for mixed enterprise workloads where […]

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Building a VCF 9.1 Upgrade Runbook: Testing, Fallback, and Readiness Gates

ai, AI (Artificial Intelligence), Artificial Intelligence, readiness gates, upgrade runbook, vCF (VMware Cloud Foundation), VCF 9.1, VMware Cloud Foundation

Scenario The VCF 9.1 upgrade path has been selected. The planning tool has been reviewed. The target version is understood. The team has a maintenance window on the calendar. That does not mean the environment is ready. A VCF 9.1 upgrade runbook needs to prove more than task order. It needs to prove that the

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VCF 9.1 Management Services and Aria: Turning the Upgrade into an Operating Model

ai, AI (Artificial Intelligence), Artificial Intelligence, fleet management, vCF (VMware Cloud Foundation), VCF 5.2.x, VCF 9.1, VCF Management Services, VCF Operations, VMware Cloud Foundation

TL;DR VCF 9.1 changes the upgrade conversation because the management layer is no longer just a collection of adjacent appliances. VCF Operations, VCF Automation, VCF Management Services, license services, software depot, identity, logging, and lifecycle workflows become part of a more unified private cloud operating model. That means the VCF 5.2.x to 9.1 upgrade should

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Multi-Cloud Is Becoming Multi-Control-Plane: How to Avoid Governance Fragmentation Across Azure, AWS, Google Cloud, and VCF

ai, AI (Artificial Intelligence), Artificial Intelligence, aws, Azure, Azure Policy, cloud governance, control plane, google cloud, multicloud governance, vCF (VMware Cloud Foundation), VCF 9.x, VMware Cloud Foundation

TL;DR Multicloud is no longer just a workload placement problem. The harder problem is control-plane sprawl. Azure, AWS, Google Cloud, and VMware Cloud Foundation each bring their own identity model, policy engine, hierarchy, observability stack, network control plane, automation surface, and operational lifecycle. Those native control planes are useful. They become dangerous when each platform

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ESXi PSOD Triage: Turning a Purple Screen into an Evidence-Driven Escalation

ai, AI (Artificial Intelligence), Artificial Intelligence, core dump, coredump, ESXi, ESXi troubleshooting, PSOD, Purple Screen of Death, VCF, vCF (VMware Cloud Foundation), vm-support, VMkernel, VMware Cloud Foundation, vSphere

A purple screen on an ESXi host creates an immediate operational problem, but the bigger risk is what happens next. The first reaction is usually to get the host back online. That is understandable, especially when workloads are down, HA is recovering virtual machines, or a cluster is running hot after losing capacity. But if

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The vCenter Log Partition Runbook: Find Growth, Preserve Evidence, Restore Headroom

ai, AI (Artificial Intelligence), Artificial Intelligence, log disk exhaustion, monitoring, operations, runbook, SDDC Manager, support bundle, troubleshooting, VAMI, vCenter Server, VCF, vCF (VMware Cloud Foundation), VCSA, VMware Cloud Foundation, vSphere

A full /storage/log partition on a vCenter Server Appliance is not just a housekeeping problem. It is a management-plane risk. In a standalone vSphere environment, it can interrupt administration, log collection, patching, and service stability. In VMware Cloud Foundation, the blast radius is larger because vCenter is tied into SDDC Manager workflows, workload domain lifecycle

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EAM Certificate Trust Failures: Why vSphere Extensions Break After Certificate Changes

ai, AI (Artificial Intelligence), Artificial Intelligence, CertificateNotTrusted, CertificateNotTrustedFault, EAM, ESX Agent Manager, SDDC Manager, TRUSTED_ROOTS, vCenter Server, VCF, vCF (VMware Cloud Foundation), VECS, VMware Cloud Foundation, vSphere

Certificate changes in vSphere environments rarely fail in only one place. The obvious place to look is the browser warning, the expired certificate alarm, or the service that recently had its Machine SSL certificate replaced. But in production VMware Cloud Foundation and vSphere environments, certificate changes can also break something less visible: the extension and

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VLAN Design Translation for VMware: Physical Trunks, Port Groups, and Guest Tagging

ai, AI (Artificial Intelligence), Artificial Intelligence, EST, ESXi, networking, Operational Validation, Port Groups, vCF (VMware Cloud Foundation), vDS, VGT, VLAN, VMware Cloud Foundation, vSphere, VST, vSwitch

VLAN issues in VMware environments are rarely caused by one mysterious setting. More often, they come from a translation problem. The network team thinks in terms of access ports, trunks, allowed VLAN lists, native VLANs, port channels, and upstream gateways. The virtualization team thinks in terms of vSwitches, distributed port groups, VMkernel adapters, VM network

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VM Network Troubleshooting from Guest OS to Uplink: A Layer by Layer VMware Runbook

ai, AI (Artificial Intelligence), Artificial Intelligence, ESXi, NSX DFW, pktcap-uw, port group, runbook, troubleshooting, vCenter Server, vCF (VMware Cloud Foundation), vDS, VLAN, vmnic, VMware Cloud Foundation, vSphere

Virtual machine network problems rarely arrive with a clean label. The ticket usually says something like “the VM is unreachable,” “the application cannot connect,” “ping fails,” “internet access is down,” or “VMs on different hosts cannot talk.” The underlying cause might be inside the guest OS, on the VM’s virtual NIC, in the port group,

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VMware Cloud Foundation 9.1 Upgrade Planning Tool: Why Customers Should Start Now

ai, AI (Artificial Intelligence), Artificial Intelligence, Lifecycle Management, NSX, Private Cloud, SDDC Manager, VCF 9.1, VCF Management Services, VCF Operations, VCF Upgrade Planning Tool, VMware Cloud Foundation, VMware Cloud Foundation 9.1, vSAN, vSphere

VMware Cloud Foundation 9.1 is not the kind of upgrade you should treat as a last-minute lifecycle task. For many customers, the move to VCF 9.1 is also a shift in operating model, lifecycle sequencing, management services, resource planning, and cross-team readiness. That is why the new VCF 9.1 Upgrade Planning Tool matters. VMware’s announcement

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