On 02/03/2017 06:33, Harry Putnam wrote: > Setup: VBox vm running gentoo(amd64) guest on a win-10 (64bit) host > Hardware: HP xw8600 - 2x Xeon CPU X5450 @ 3.00GHz - 32 GB ram > > I've seen a few other mentions of the phenomena I'm about to describe. > It is not clear to me why something like this would happen. Or what is > to be done to prevent it. > > After going thru install and bulding of X based lxde desktop gentoo > OS, I'm at the stage where I would do another emerge world followed by > --depclean or something similar. > > Decided to take the @world in the two available bites; @system then > @world > > My cmdline was `emerge -vaDt @system'
Add -u to the options, it activates update behaviour Without it, emerge takes you literally at your word and emerges everything in the system set. > > Showed 44 pkgs only 2 were updates and 42 were reinstalls. > > Already it seemed like something might be off to have that many > reinstalls with no --newuse or --changed-use involved. > > I let it run thinking it might have to do with a small list of > packages causing reinstalls. > > Once that finished I ran `emerge -vaDt @world' > > It showed 76 packages 2 updates 1 N in new slot and 73 reinstalls. > > Further, very many of the reinstalls were packages that had just been > reinstalled during @system Same versions, same use flags. > > At a glance I could see that nearly all or all of the packages rebuilt > during During the @system run were to be done over again under a @world > run, @world includes @system > > Surely there can be no reason for this absent some other factor like > new or changed use flags. > > So what causes this Groundhog day syndrome and how does one break out > of it? emerge -avuND <things> -- Alan McKinnon alan.mckin...@gmail.com