Initial Route Server Stats for MAE-East
Steve Feldman
feldman at MFSDatanet.COM
Sat Oct 21 01:32:53 UTC 1995
One potential problem is that rs1 gets to nearly everyone else,
including the Gigaswitch, through the shared FDDI ring. The shared
FDDI is now hitting 85 Mbps 5-minute averages during peak times.
Steve
> From list-admin at merit.edu Fri Oct 20 17:58:19 1995
> To: "William B. Norton" <wbn at merit.edu>
> Cc: Curtis Villamizar <curtis at ans.net>, nanog at home.merit.edu
> Reply-To: curtis at ans.net
> Subject: Re: Initial Route Server Stats for MAE-East
> In-Reply-To: Your message of "Fri, 20 Oct 1995 14:33:51 EDT."
> <Pine.SUN.3.91.951020142813.25539B-100000 at home.merit.edu>
> Date: Fri, 20 Oct 1995 20:35:24 -0400
> From: Curtis Villamizar <curtis at ans.net>
>
>
> In message <Pine.SUN.3.91.951020142813.25539B-100000 at home.merit.edu>, "William
> B. Norton" writes:
> >
> > Thanks for the feedback Curtis. You are correct that one might get the
> > wrong impression. ( Our intent here was really to show the layout of the
> > web page and get some feedback, and this ANS router just happened to be
> > first.) Dun just uploaded all the rest of the MAE-East Peer delay/packet
> > loss graphs. Thanks for the suggestion.
> >
> > Web Pointer to MAE-East graphs: http://www.ra.net/~ra/statistics
> >
> > Bill & Dun
>
>
> Bill,
>
> Could you tell us a little more about your packet loss sampling? Like
> how many ping packets are you using per collection point?
>
> If those packet loss statistics at the Mae are correct, we have some
> serious trouble there. I just fired up a ping to .181 on the ring
> (MCI) and in 100 packets lost 2 (close together - I saw the sequence
> numbers that were missing). I tried again with 1000 and got 0 loss.
> Maybe it's just an off time. Still I can't see how you could be
> approaching anything near 10-20% on all the major providers. You've
> got some nasty peaks there.
>
> My first inclination was to wonder if you overflowed the space for UDP
> packets by kicking off two much data collection on the RS at once. We
> used to lose SNMP replies for that reason when we kicked off two may
> GETs at 15 minute intervals. We'll be looking at this too to try to
> confirm the loss you are reporting.
>
> Curtis
>
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