[systemd-devel] Reliable way to finish system units before termination through systemd shutdown / reboot routines

[Rick Beldin]

On 08/31/2017 10:05 AM, Lennart Poettering wrote:
> I have running some virtualbox instances under systemd control and use vboxautostart-service
> for starting and stopping (saving). This is running on Centos7
> As long as I use systemctl stop vboxautostart-service for termination, everything is fine, 
> but it takes some time for completion.

I'm going to guess that this causes vbox to attempt an acpi shutdown for each
guest.   You may want to monitor the guest console as you do this to verify this.

Just a thought...

Rick