Stopping open-iscsi.service before stopping a particular VM during shutdown.

On PVE 8.3, I have a VM running TrueNAS Scale, which generally works great. It runs an iSCSI target for which I have iSCSI storage configured in PVE to serve as a boot disk for that guest.

I have set startup orders set for the VMs in PVE such that the Truenas VM starts before those that depend on its iSCSI storage, and conversely the Truenas VM is stopped after the shutdown of those VMs that depend on its iSCSI storage. However, shutdown still takes a long time, and I see the following on...

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