[K12OSN] OT: still have sluggish system

[dahopkins at comcast.net]

Ah! a solution that the tech teacher can just look at and watch.  I will still also try the tcpdump as well (more nitty gritty detail perhaps).   But ... graphical=instant gratification.

Sincerely,
Dave ...

 -------------- Original message ----------------------
From: "Calvin Dodge" <caldodge at gmail.com>
> On 9/7/06, Eric Harrison <eharrison at mail.mesd.k12.or.us> wrote:
> >
> > The high bandwidth usage is an obvious candidate. Any idea on what is
> > chewing up the bandwidth?
> 
> I'd try that first. You could run iptraf or wireshark, but I think
> you'll get more understandable results with ntop.
> 
> Ntop gathers network stats, then presents them in a web page at port
> 3000 (i.e., start ntop, then browse to MACHINEADDRESS:3000).  I
> suspect you'll spot the culprit after looking at the graphs.
> 
> You can install ntop via yum from the Dries repository. If you don't
> use Dries yet, just put the following into
> /etc/yum.repos.d/dries.repo:
> 
> [dries]
> name=Extra Fedora rpms dries - $releasever - $basearch
> baseurl=http://ftp.belnet.be/packages/dries.ulyssis.org/fedora/linux/$releasever
> /$basearch/dries/RPMS/
> gpgkey=http://ftp.belnet.be/packages/dries.ulyssis.org/RPM-GPG-KEY.dries.txt
> enabled=0
> 
> 
> Then run "yum --enablerepo=dries -y install ntop".
> Then run "ntop", and enter whatever password you desire for ntop admin rights.
> Finally, browse to port 3000 on the computer running ntop.
> 
> 
> Calvin
> 
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