Re: [Bloat] ipspace.net: QUEUING MECHANISMS IN MODERN SWITCHES, (Jonathan Morton)

2014-05-29 Thread Neil Davies
On 28 May 2014, at 18:29, David Collier-Brown dave...@rogers.com wrote: On 05/28/2014 11:33 AM, Jonathan Morton chromati...@gmail.com wrote It's a mathematical truth for any topology that you can reduce to a black box with one or more inputs and one output, which you call a queue and which

Re: [Bloat] ipspace.net: QUEUING MECHANISMS IN MODERN SWITCHES, (Jonathan Morton)

2014-05-29 Thread David Collier-Brown
On 05/29/2014 10:09 AM, Jonathan Morton wrote: On 28 May 2014 20:31, David Collier-Brown dave...@rogers.com mailto:dave...@rogers.com wrote: A niggle: people working in queuing theory* make the simplifying assumption that queues don't drop. When describing the real world, they talk of

Re: [Bloat] ipspace.net: QUEUING MECHANISMS IN MODERN SWITCHES, (Jonathan Morton)

2014-05-28 Thread David Collier-Brown
On 05/28/2014 11:33 AM, Jonathan Morton chromati...@gmail.com wrote It's a mathematical truth for any topology that you can reduce to a black box with one or more inputs and one output, which you call a queue and which *does not discard* packets. Non-discarding queues don't exist in the real