On Tue, Jul 16, 2019 at 06:29:35PM +1200, Christian Gagneraud wrote: > $ time qbs -f ../qtcreator.qbs profile:qt-5-12-2 > user 96m51.927s > sys 19m52.059s > > $ time ninja > user 70m58.028s > sys 23m9.238s > these system time figures appear *waaaay* too high to me. something funny appears to be going on with your kernel.