> On Fri, 30 May 2008 21:09:31 -0400
> Bill Fink <billfink@mindspring.com> wrote:
>
> > On Fri, 30 May 2008, Rick Jones wrote:
> >
> > > > Saving stats output and running beforeafter on a number of systems is
> > > > a royal pain when troubleshooting.
> > >
> > > Well, with that ringing endorsement :) I would like to state that
> > > Yoshihiro Ishijima has fixed some bugs in beforeafter and it will now
> > > deal with /proc/interrupts output better than before.
> > >
> > >
ftp://ftp.cup.hp.com/dist/networking/tools/
> >
> > Nothing against beforefter. It's a very useful tool, especially
> > given Linux's lack of a method to clear interface counters. But
> > it still is very cumbersome to use in the scenario I mentioned,
> > having to save the stats before and after a test on each of several
> > systems, and then having to run beforeafter on each of those systems.
> > Then you need to do this all again for every test run. It's just
> > not very efficient.
> >
> > I don't know why the major objection to adding a small amount of
> > code to the kernel that would make life a lot easier for hundreds
> > (or more) of Linux network adminstrators. And the snapshot/diff
> > idea would not be complex to maintain and would also address the
> > issue of some hardware not having a clear hw stats capability.
> >
> > -Bill
>
> ifstat from iproute2 tools also keeps state to compute number
> of packets since last update as well. Come on, it isn't that
> hard.
