On Fri, 2002-08-02 at 12:34, Richard Zidlicky wrote:
> I have once ported Basilisk to work native on linux-m68k. It works
> *slow* so I looked what the problem is - the signal delivery in
> Linux is exorbitantly slow. Eg an SIGILL delivery costs ~ 1650 cycles
> on a 68060, compared to that sigreturn and getpid are 200-250 and
> sched_yield with context switch around 400.
The numbers look very different on a real processor. Signal delivery is
indeed not stunningly fast but relative to a context switch its very low
indeed.
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