On Fri, Jan 7, 2011 at 1:18 PM, Christian Weisgerber <na...@mips.inka.de> wrote: > I guess Landry doesn't read this list, or he could tell you how his > experiment with parallel ports building on a 64-way sparc64 T2 went. > With 32 build jobs it looked like this: > > <landry_p22> 0.8%Int 48.9%Sys 6.0%Usr 0.0%Nic 44.3%Idle > <landry_p22> around that all the time
My understanding is that the T2 is closer to an 8-way machine. If we could recognize the real cores and balance appropriately, 8 build jobs shouldn't be too bad. At least with a 4-core 8-thread i7 processor, make -j 8 scales reasonably well.
