Mikhail Teterin schrieb: > четвер 23 серпень 2007 11:19 до, Michael Nottebrock Ви написали: > >> I really really really do not think that this should be the default. >> Consider that users of SMP machines, especially those running KDE, might >> appreciate having one cpu/core available for their desktop work while a >> portupgrade is in progress in the background. Jacking up the load to the >> possible maximum does not make for a smooth desktop experience. >> > > The experience is just fine, actually. The actual load never rises to the > full > number of processors -- because each job is throttled by I/O a little bit, > one needs to use -j NCPU+1 or even -j NCPU*2 to notice a hit. The experience > could be damaged by heavy disk-thrashing or video/sound issues, but the > compiler is not doing any of that. > Compiling C++ generates quite a bit of load (and memory consumption), significantly more than compiling C and especially so since -O2 was made the default. The unixmake parts of qmake already are a good example for this and programs using STL or Boost turn gcc into an even bigger hog.
Cheers, -- ,_, | Michael Nottebrock | [EMAIL PROTECTED] (/^ ^\) | FreeBSD - The Power to Serve | http://www.freebsd.org \u/ | K Desktop Environment on FreeBSD | http://freebsd.kde.org
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