Wow, that works out be a per-connect max of 785 kbps. Frank
-----Original Message----- From: Adam Armstrong [mailto:li...@memetic.org] Sent: Friday, May 27, 2011 7:54 AM To: Jeroen van Ingen Cc: nanog@nanog.org Subject: Re: Contention/Oversubscription maths On 27/05/2011 13:44, Jeroen van Ingen wrote: <snip> > Perhaps students are not average users, but our Resnet currently has: > * Approx 2000 connections, most at 100 Mbps. > * These are divided into 4 areas, each area is connected with 1 Gbps to > central location (so on average you could say we have 500 users sharing > a 1 Gbps link) > * Central location has 10 Gbps uplink; stats for this link over the last > 7 days at 10-min average polling interval are: > in: min 422 Mbps, avg 883 Mbps, max 1570 Mbps, 95th pct 1250 Mbps. > out: min 48 Mbps, avg 272 Mbps, max 571 Mbps, 95th pct 459 Mbps. > > Perhaps these numbers can be used as an indication for your > sizing/design. Most useful response so far, thanks very much :) adam.
