>>>>> "Stefan" == Stefan Ring via cfarm-users >>>>> <cfarm-users@lists.tetaneutral.net> writes:
Hi, > On Mon, Mar 26, 2018 at 3:56 PM, Jonathan Wakely via cfarm-users > <cfarm-users@lists.tetaneutral.net> wrote: >> I can't remember ever using gcc112 when it wasn't running several jobs >> for "peko", all run without nice. >> >> Please remember these are shared machines, and running jobs >> back-to-back all day, every day doesn't seem necessary. > Unfortunately, nice buys you close to nothing on machines with > multiple virtual threads per core (Hyper Threading or SMT), and the > POWER machines are heavily multi-threaded. So the only good remedy is > to start fewer simultaneous jobs than there are physical cores in a > machine. I've scaled down from make -j16 to -j8. -- Bye, Peter Korsgaard _______________________________________________ cfarm-users mailing list cfarm-users@lists.tetaneutral.net https://lists.tetaneutral.net/listinfo/cfarm-users
