I am so sorry, I just realized I didn't update the provisioning scripts to use the buster pve-no-subscription, instead of stretch pve-no-subscription. I am sorry for wasting your time. Thank you for your help
eading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
It is the latest one in the repository?
Edit:
apt-cache
zfs-zed:
Installed: 0.7.13-pve1~bpo2
Candidate...
When installing ZFS ZED for email notifications I run into the following problem:
zfs-zed.service - ZFS Event Daemon (zed)
Loaded: loaded (/lib/systemd/system/zfs-zed.service; enabled; vendor preset: enabled)
Active: failed (Result: exit-code) since Wed 2019-07-24 10:59:08 CEST; 5h 40min...