Add support for multiple host capacities

[k8culver]

To make the problem more realistic, consider adding different host capacities.

For example:
Newer Host:
AMD EPYC 7513 32-Core Processor
Logical Processors: 128
166 GHz total capacity
1028 GB memory

Older Host:
Intel(R) Xeon(R) CPU E5-2650 v4 @ 2.20GHz
Logical Processors: 48
52 GHz
512 GB memory