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Extending Hyper-V's Guest Grace Period on Host Shutdown

Posted: 01 Feb 2021, 16:45
by daniele
ORIGINAL ARTICLE: https://www.altaro.com/hyper-v/extendin ... -shutdown/

Changing the VM Shutdown Timeout Via Regedit
Go to HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Virtualization. Find the ShutdownTimeout value.
Set value in decimal seconds.


2) Application Shutdown
In my testing, a host does not run down the shutdown timer waiting on these applications. It’s probable that the very short WaitToKillAppTimeout inside the guest takes precedence.