[email protected] writes:
> on dual core amd-athlon under 64bit-smp core
>
> kernel compilation time:
>
> time make -j 8
> ...
> LD [M] sound/usb/snd-usb-lib.ko
> LD [M] sound/usb/usx2y/snd-usb-usx2y.ko
>
> real 18m0.948s
> user 26m6.270s ------bad
> sys 4m22.256s ------?bad
> [xxx@localhost linux-2.6.17]$
> --- real-clock time is ~18 min -- user and system time doubled?
user/sys accounts how much time the individual CPUs spent on your
job. real counts how far your wall clock advanced.
Think about it. It's not that difficult to understand.
-Andi
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