ESXi VM Performance Troubleshooting: What I Check Before Blaming VMware
A practical ESXi VM performance checklist covering CPU ready, memory ballooning, storage latency, snapshots, network drops, VMware Tools, and host contention.
VMware Tools Upgrade: Why I Do Not Click Upgrade Everywhere
A practical VMware Tools upgrade checklist for production VMs, covering reboot risk, guest OS support, snapshots, application windows, and guest operations.
vCenter /storage/log Full: What I Clean First on VCSA
A practical VCSA checklist for /storage/log full, covering log growth, service impact, support bundles, backups, and what not to delete blindly.
vCenter No Healthy Upstream: Certificate Checks I Do First
A practical checklist for vCenter no healthy upstream and 503 errors, focusing on certificate expiration, STS, VECS, VAMI backup, and service status.
Restarting ESXi Management Agents: When It Helps and When It Does Not
A practical ESXi checklist for restarting hostd and vpxa when vCenter shows host not responding, disconnected, or stuck management tasks.
VMware Snapshot Consolidation Needed: What I Check Before Clicking Consolidate
A field checklist for VMware snapshot consolidation needed, covering datastore free space, backup jobs, VM stun risk, delta files, and task timing.