Re: SNMPD - MRTG- PPP stats iregularity

[Michael Stone <mstone@itri.loyola.edu>]

Quoting Steve Lamb (morpheus@teleute.ml.org):
>     I've got SNMPD installed on my system so I can monitor, for the moment,
> bandwidth usage on eth0 and ppp0.  The problem I'm having is that the
> incoming and outgoing usages do *NOT* show any divergance.  If you want to
> see what I mean, take a look at:
> http://teleute.ml.org/mrtg/

Linux doesn't ordinarily have any facility for saying _how much_ data
goes through an if. The snmpd's base their throughput figures on
_number of packets_, which isn't exactly the same thing. IIRC, you can
run ip accounting and hack the snmpd's to get their numbers via that
mechanism.

Mike Stone