For each additional 1 or 2 vms all the physical cores in the server must be licensed again.
Microsoft windows server 2019 datacenter license 2 cores.
Datacenter edition provides rights for unlimited virtual machine oses and hyper v containers.
All physical cores in the server must be licensed.
Servers are licensed based on the number of processor cores in the physical server.
Standard edition provides rights for up to 2 operating system environments or hyper v containers when all physical cores in the server are licensed.
2019 datacenter permits unlimited vms and hyper v containers when all physical cores in the server are licensed so no additional licenses are required for vms for windows server 2019 datacenter.
Unlimited os environments oses or virtual machines or hyper v containers.
For each additional 1 or 2 oses all the physical cores in the server must be licensed again.
For every 2 additional vms all physical cores must be licensed again.
Datacenter edition provides rights for unlimited operating system environments or windows servers containers with hyper v isolation when all physical cores in the server are licensed.
Static license assignment and ose placement i e no ose mobility for standard edition only.
All physical cores in the server must be licensed.
2 vms included with core licensing.
To give you a more consistent licensing experience across multi cloud environments we transitioned from processor based licensing to core based licensing for windows server 2019 datacenter and standard editions.
Minimum 16 core licenses required per server.