Sanjay opened PowerShell as Administrator. His hands were steady, but his coffee mug was empty.
Sanjay typed one last command before starting a full backup: powershell repair vhd
Sanjay, a senior systems engineer, stared at his screen. A 4 TB Hyper-V virtual machine had just crashed. The VM housed the company’s entire customer invoice database. And the VHDX file had turned into a digital brick: corrupted parent-child relationship, broken bitmap, and a header that looked like someone had run a fork through it. Sanjay opened PowerShell as Administrator