On Sun, 2020-07-12 at 11:29 +0300, Nikos Chantziaras wrote: > Another thing I recommend is getting rid of "-j5". Use -j4. The "+1" > recommendation from decades ago does not apply anymore with modern Linux > kernels. You can test this yourself by emerging a smaller package that > takes like 2 minutes or so to emerge, and compare times with j4 and j5. > Most likely you will see no difference, other than j5 using more RAM.
I can confirm this as well. On RAM-limited systems (like this laptop with 8 logical cores and only 8GB of memory...) I have to use "-j2" in order to keep the machine usable while compiling.