Hi!
> > > > It eats CPU, it's error-prone, and all in all it's just "wrong".
> > >
> > > How much of your CPU time is spent parsing /proc files?
> >
> > 30% of 486 if you run top... That's way too much and top is unusable
> > on slower machines.
> > "Not fast enough for showing processes" sounds wery wrong.
>
> Is this time actually spent parsing ascii, or is it procfs
> walking all the page tables of all processes ? ;)
About 1:1, probably. Readdir of /proc and open/read/parse/close is
pretty expensive.
Pavel
-- Philips Velo 1: 1"x4"x8", 300gram, 60, 12MB, 40bogomips, linux, mutt, details at http://atrey.karlin.mff.cuni.cz/~pavel/velo/index.html.- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
This archive was generated by hypermail 2b29 : Thu Nov 15 2001 - 21:00:25 EST