Re: /proc guidelines and sysctl

From: Marc Lehmann (marc@gimp.org)
Date: Sat Jan 08 2000 - 15:45:51 EST


On Sat, Jan 08, 2000 at 08:19:05PM +0100, Dominik Kubla <dominik.kubla@uni-mainz.de> wrote:
> > Incidentally, top only uses sycalls to access this information it requires
> > (namely open/read/close ;) IT's just that it needs _hundresds_ or even
> > _thousands_ of syscalls.
>
> The top included in the procps-suite (which is what commonly is used as top
> on linux) uses the procps library, hence it uses the procfs.

Thanks for clarifying what I wrote!

> Even the "real" top has dropped sysctl support back when the kmem-ps
> suite died and now uses almost exclusively lookups in /proc.

We all knew this already, don't we? ;)

> What was it what you wanted to prove?

That procps and procfs are dog slow (just read what I wrote). And (an
enhanced) sysctl would provide for a far faster top!

Was it that that wasn't clear to you?

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