[Bloat] Sidebar re illustrating quality (was: New Version Notification for draft-cpaasch-ippm-responsiveness-00.txt)

Dave Collier-Brown dave.collier-brown at indexexchange.com
Thu Aug 19 21:58:45 EDT 2021

Look at the barrel link, in that case: I'll send you a sketch off-list


On 2021-08-19 5:17 p.m., Kenneth Porter wrote:
> --On Thursday, August 19, 2021 2:50 PM -0400 Dave Collier-Brown
> <dave.collier-brown at indexexchange.com> wrote:
>> I can't actually draw a picture of it here, but there's a good way to
>> show multiple limiting factor graphically. One is with a bucket,
>> http://www.imthird.org/the-limiting-factor-concept, but for comparisons
>> I like a simpler one
>> For an example, imagine a large letter "Y" with the stem labelled
>> "throughput", one arm labelled "latency" and the other "RPM". There's  a
>> dotted-line circle drawn over it so that the two arms touch the circle,
>> and the stem sticks out through it.
>> The diameter of the circle is the "goodness" of the connection, and you
>> can line up diagrams like this for Bell, Rogers and Telus and see that
>> they all have fine throughput but lousy latency and RPM. And it extends
>> to multiple dimensions as well as multiple suppliers, so you could have
>> a five-legged Y if you wanted. I like three, myself.
>> I first saw this used for nutrients in the first edition of "Diet for a
>> Small Planet", but the editors found it too nerdy and talked the author
>> into taking it out (:-()
> American innumeracy is so frustrating.
> Do you have a link to the "Y" illustration? I'm having trouble
> visualizing it. Is the Y inverted? I don't understand what you mean by
> the stem going through the circle if the arms are touching it, or what
> the stem means.
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David Collier-Brown,         | Always do right. This will gratify
System Programmer and Author | some people and astonish the rest
dave.collier-brown at indexexchange.com |              -- Mark Twain

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