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Using VMware vSphere REST API with Python: Automate VM Management and Inventory Without Installing PowerCLI

By admin July 3, 2026

Use Python and the vSphere REST API to automate VM management, export inventory to CSV, create snapshots, and run bulk power operations — no PowerCLI installation required, works on any operating system. Includes real-world scripts and tips from hands-on experience running VMware production environments.

VMware

Configuring vSphere Alarms and Email Notifications: Automated SysAdmin Alerts When ESXi CPU, RAM, and Datastore Exceed Thresholds

By admin July 1, 2026

A comparison of three ESXi monitoring approaches (native alarms, Zabbix, PowerCLI) and a practical walkthrough for deploying vSphere Alarms to automatically email SysAdmins when CPU, RAM, or Datastore usage hits dangerous thresholds. Step-by-step from SMTP configuration to fine-tuning thresholds to avoid alert fatigue.

VMware

Handling APD and PDL Errors in VMware vSphere: Understanding and Resolving All Paths Down and Permanent Device Loss

By admin June 28, 2026

APD and PDL are two types of serious storage failures in VMware vSphere that present with similar symptoms but require completely different remediation approaches. This article walks through how to distinguish, diagnose, and resolve each condition using CLI and PowerCLI — based on real-world experience managing an 8-host ESXi cluster.

VMware

VMware Photon OS Deployment Guide: The Optimized Linux for Containers and Cloud-Native Workloads on vSphere

By admin June 26, 2026

VMware Photon OS is a minimal Linux distribution purpose-built for running containers and cloud-native workloads on vSphere. This article shares real-world deployment experience from start to finish: deploying from OVA, configuring networking with systemd-networkd, optimizing Docker, and monitoring across an ESXi cluster.

VMware

How to Configure VMware vSphere DPM: Automatically Power ESXi Hosts On/Off to Save Datacenter Energy

By admin June 26, 2026

VMware vSphere DPM automatically migrates VMs and shuts down unnecessary ESXi hosts when cluster load is low, then powers them back on via Wake-on-LAN or IPMI when needed — saving 30–50% of datacenter power consumption. This guide walks through configuring DPM step by step via vSphere Client and PowerCLI, including monitoring and practical tips for production deployments.

VMware

VMware vSphere Tags and Custom Attributes Guide: Efficiently Classify and Manage Hundreds of Virtual Machines

By admin June 25, 2026

VMware vSphere Tags and Custom Attributes let you classify and search hundreds of VMs across multiple dimensions simultaneously — something VM names and folders alone simply can't do. This guide covers practical setup and usage with PowerCLI, drawn from hands-on experience managing an 8-host ESXi cluster.

VMware

Speed Up VMware VMs: Switching to Virtual NVMe to Unleash SSD Performance

By admin June 21, 2026

Don't let legacy controllers slow down your SSD. A detailed guide on switching to Virtual NVMe on VMware to reduce latency and boost IOPS for Windows/Linux VMs.

VMware

Configuring VMware vSphere Fault Tolerance (FT): Achieving Zero Downtime for Mission-Critical Systems

By admin June 21, 2026

A detailed guide to configuring VMware vSphere Fault Tolerance (FT). Learn how to achieve Zero Downtime, hardware requirements, and practical tips to protect your most critical systems.

VMware

Configuring vCenter Server High Availability (vCenter HA): Eliminating the Single Point of Failure in Your vSphere Environment

By admin June 20, 2026

A step-by-step guide to configuring vCenter Server High Availability (vCenter HA) on VCSA 8.0, covering the Active-Passive-Witness architecture, HA network configuration, failover testing, and practical operational tips from a production environment. Eliminate the single point of failure in your vSphere management layer with automatic failover in 4–8 minutes.

VMware

vCenter Backup: Why Snapshots Aren’t Enough and a Guide to Setting Up File-Based Backup Properly

By admin June 20, 2026

Learn how to configure File-Based Backup for VMware vCenter (VCSA) to protect your management system. A detailed guide from automated setup to real-world recovery.