portage-ng / portage / app-backup / rdup / 1.1.15-r1
pmerge --pretend --verbose
[ebuild  N     ] dev-libs/libpcre-8.45-r4:3::gentoo USE="bzip2 cxx jit pcre16 readline (unicode) zlib -libedit -pcre32 -static-libs -valgrind" 1.5 MiB
[ebuild  N     ] app-backup/rdup-1.1.15-r1::gentoo USE="-debug -test" 325.8 KiB

Total: 2 packages (2 new), Size of downloads: 1.8 MiB


 * Running sanity checks...

 * resolver plan required 27 ops (0.02 seconds)

Wall time
0.439 s vs. 0.024 s for portage-ng