Hello Simon, zimoun writes: > Hi Maxim, > > On Sun, 18 Oct 2020 at 05:37, Maxim Cournoyer wrote: > >> On my home machine, will is still relying on 2 x 1 TB spinning drives in >> RAID1, rebuilding my user profile, which contains 182 entries, takes on >> average about 20 minutes, even when there are no packages to be built: > > The database build time seems correlated to the number of packages in > the very profile. Well, I have not benchmarked to see if it is > linear, quadratic; or worse or better. It is. Small profiles operations are much faster than large profiles. Attached is a slightly trimmed version of the manifest I currently use for my user profile, if you'd like to benchmark it on your system.