port number = common port + index (eg 22+2 for ssh observium)

1. mqtt
2. observium (ssh)

qm set <vmid> -args "--redir tcp:222::22"

stop & start VM

sudo fdisk /dev/sdX
n
w

nebo

cfdisk /dev/sdX
New - Primary - Specify size in MB
Write
Quit

pvcreate /dev/sdX1

vgcreate nazev /dev/sdb1

1. Datacenter
2. Add
3. LVM