portage-ng --merge
>>> Emerging : portage://sys-block/vdo-8.3.2.1:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://sys-block/vdo-8.3.2.1
│ └─ file ─┤ 237.33 Kb vdo-8.3.2.1.tar.gz
│ download portage://sys-fs/lvm2-2.03.39
│ └─ file ─┤ 2.74 Mb LVM2.2.03.39.tgz
└─step 2─┤ install portage://sys-fs/lvm2-2.03.39
│ └─ conf ─┤ USE = "readline udev -lvm -nvme -sanlock -static -static-libs -test -thin -valgrind -vdo -xfs"
└─step 3─┤ run portage://sys-fs/lvm2-2.03.39
└─step 4─┤ install portage://sys-block/vdo-8.3.2.1
└─step 5─┤ run portage://sys-block/vdo-8.3.2.1
Total: 6 actions (2 downloads, 2 installs, 2 runs), grouped into 5 steps.
2.98 Mb to be downloaded.