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20050609:I2 vs commodity

Hi Rob,

Can you send me the results from:

traceroute  rossby.met.sjsu.edu

and

traceroute sundog.atmos.ucla.edu

and

traceroute aeolus.ucsd.edu

and just for fun..as if the others weren't enough fun.

traceroute idd.unidata.ucar.edu

Please execute these from squarepeg.....

Cheers,

Jeff
---------------------------------------------------------------------
Jeff Weber                                    address@hidden        :
Unidata Program Center                        PH:303-497-8676        :
University Corp for Atmospheric Research      3300 Mitchell Ln       :
http://www.unidata.ucar.edu/staff/jweber      Boulder,Co 80307-3000  :
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On Thu, 9 Jun 2005, Unidata Support wrote:

>
> ------- Forwarded Message
>
> >To: Rorik Peterson <address@hidden>
> >cc: address@hidden
> >From: Rob Cermak <address@hidden>
> >Subject: LDM/IDD - Re: GFS data
> >Organization: UCAR/Unidata
> >Keywords: 200506092000.j59K0AZu025021
>
> Rorik,   [FYI: for Unidata]
>
> Daved.ims.uaf.edu/ak.aoos.org is showing the same latency curves as you
> are for squarepeg.   In the IDD statistics, the machine is at the bottom
> and marked as ak.aoos.org.
>
> Its seems to our lovely network hand off.  Lower campus (UAF networking)
> claims that all our LDM network traffic is coming over the commodity feed
> rather than I2...  I checked with the remote ldm host and they say they
> are on I2.  Why our traffic is going over the commodity feed is a bit of a
> mystery to us as well.
>
> We are see periods of total disruption for like a minute.  Like the
> network just has a heart attack and then things break lose again.
>
> No word on setting up the FNMOC feed either.  I've been pinging Unidata
> for an update here and there.  I'll use the main support email this time.
>
> I'll be away from June 12 - 21 and the last week in June.  So, I'll be
> away more than in my office.  New number 907-474-7948.  I'll be catching
> email while I'm away.
>
> If our IT guy gets to carried away, we will have a subnet roll too to deal
> with via our UAF network guys.   The hostname won't change, but we will
> have a variable IP address...  That isn't going to work for the GI
> firewall.
>
> Stability should hopefully return by mid-July?   If the I2 handoff isn't
> fixed by Fall semester we'll see even higher latencies when the students
> return.
>
> In the medium range, we hope to have a direct fiber link to the UAF
> network backbone.  This should eliviate all the bandwidth competition
> coming from desktop users.  This should fix the local network hickups, but
> won't fix any latentcy problems.
>
> Doing what we can with a research grade feed :)  Just need to find a
> bucket of money and we can get NOAAport directly (last quote was $30,000).
>
> Rob
>
> On Thu, 9 Jun 2005, Rorik Peterson wrote:
>
> > Rob,
> >     I'm only getting a tiny bit of GFS/AVN data.  Unidata's latency charts
> > show it is up to an hour for HDS for me.  Are you having any problems
> > getting GFS data, or do I possibly have something screwy going on here?
> >
> > rorik
>
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