portage-ng / portage / app-laptop / thinkfan / 1.3.1
pmerge --pretend --verbose
[ebuild  N     ] dev-cpp/yaml-cpp-0.9.0-r1:0/0.9::gentoo USE="-test" 1.0 MiB
[ebuild  N     ] app-laptop/thinkfan-1.3.1::gentoo USE="yaml -atasmart -nvidia" 85.2 KiB

Total: 2 packages (2 new), Size of downloads: 1.1 MiB


 * Running sanity checks...

 * resolver plan required 8 ops (0.01 seconds)

Wall time
0.435 s vs. 0.009 s for portage-ng