Visit https://free-pmx.pages.dev/tools/free-pmx-no-subscription/ and install the package located there.
Datacenter > Notifications
apt update && apt -y install rsyslog
Once installed, edit /etc/rsyslog.conf and add the following section to the bottom; provide the proper IP address where noted:
# Remote syslog config *.info;daemon.notice;authpriv.* @<log aggregator IP>:514
apt update && apt -y install lshw
Edit /etc/smartd.conf and add entries such as the following:
/dev/sda -C 197+ -C 198+
This will cause smartd to send emails only if the selected parameters increment; otherwise emails get sent every 24 hours as long as the values remain non-zero (which they always will once they aren't).
CLI command qm is your friend. List/manipulate VMs and such with this utility.
Edit the file - /etc/pve/local/qemu-server/<VMID>.conf
Add args: -vnc 0.0.0.0:77 to the end of the file (choose a unique number after the : for each guest)
A VNC connection to the guest is now possible by specifying the host IP address and the port chosen (“5977” in the example above).
ISOs get stored at /var/lib/vz/template/iso
zfs get mounted,mountpoint,canmount zfs list
zpool create -o ashift=12 zpool /dev/sda /dev/sdb
https://forum.proxmox.com/threads/after-update-and-reboot-vm-will-no-longer-start.165575/
Things to back up, in addition to the VMs: