DragonFly commits List (threaded) for 2004-02
Re: cvs commit: src/test/cpuperf Makefile cpu_add.S cpu_call.S cpu_cmpadd.S cpu_cmpexg.S cpu_lcmpexg.S cputest.c src/test/sysperf blib.c blib.h
-On [20040210 18:53], Matthew Dillon (dillon@xxxxxxxxxxxxxxxxxxxx) wrote:
> The machine doesn't look entirely idle.
Some ssh sessions, ica client, that's about it. Within X.
> The timing
> tests are very, very sensitive. The second addl
> taking 77nS is the locked add instruction? Obviously not
> the 3 x addl $1,%eax, not at 77ns :-). I've gotten negative
> numbers from the first addl test, but I've never gotten
> negative numbers from the call/ret test.
ls /tmp/cpu*, that order I ran them.
And yea, I've done it about 6-7 times and 5/7th are negative.
Jeroen Ruigrok van der Werven <asmodai(at)wxs.nl> / asmodai / kita no mono
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