If we want to improve the disk transfers, we need to understand the best practices. Then, we will be able to apply better defaults to CDI, as well as discover the best data path given the user environment.

References:

• Nbdkit VDDK Plugin - https://libguestfs.org/nbdkit-vddk-plugin.1.html
• VMware best practices for NDB: https://vdc-download.vmware.com/vmwb-repository/dcr-public/48f32c72-7f7f-49da-9887-63b7ae1fd6f0/b820bcb4-f4bd-4141-bb9e-68ca9aded55d/nbd-perf.html