Re: per-process shared information

From: Albert Cahalan
Date: Fri Oct 15 2004 - 09:50:39 EST


On Fri, 2004-10-15 at 10:28, William Lee Irwin III wrote:
> On Fri, Oct 15, 2004 at 09:19:13AM -0400, Albert Cahalan wrote:
> > I display the data as a column in "top". Docomentation is
> > much easier to deal with if it doesn't have lots of special
> > cases for different kernel versions.
> > I guess I'd prefer that the fields of Linux 2.4 be restored,
> > and that any new fields be added on the end. Note that the
> > text and data fields are supposed to be rss-like as well.
> > Except for the size, they're all supposed to be that way.
> > This data was created to match what BSD provides.
> > If adding a new file to /proc, please pick a short name
> > that is friendly toward tab completion. "phymem" is OK.
>
> The overhead is too catastrophic to tolerate. Please work with us
> to find a sufficient approximation to whatever statistics you want
> opposed to reverting to 2.4 algorithms or ones of similar expense.

Why not get rid of rss too then? It's overhead.



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