> Doing 'top -d .1' eats 18% of a 1GHz cpu, which is abominable. A kernel
> profile courtesy of sgi's kernprof shows that scanning pages does not move
> the needle, whereas sprintf does. Notice that the biggest chunk of time
Huh? Scanning pages is statm_pgd_range(). I'd say that it takes
seriously more than vsnprintf() - look at your own results.
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