[Bloat] [Make-wifi-fast] The most wonderful video ever about bufferbloat

Matt Taggart matt at lackof.org
Sat Oct 22 14:37:46 EDT 2022


On 10/17/22 19:58, David Lang via Bloat wrote:

> actually, fair queueing is more like the '15 items or less' lanes to 
> speed through the people doing simple things rather than having them 
> wait behind the mother of 7 doing their monthly shopping.

Sort of, but CoS/QoS could be described that way too? But at least it's 
based on the quantity of items, CoS/QoS would be more like "moms with 
kids go in this line, business execs go in this line, everybody else in 
this other line" and "we have 4 checkers available for the business exec 
line, 2 for the mom&kid line, and the remaining for everyone else".

Maybe the best is: I'm standing in long line with a huge cart of 
groceries and there is a person behind me with only 3 things, so I tell 
them to go ahead of me so their wait time isn't even worse. But usually 
this happens because the people in line make it happen, the checkers 
default to FIFO out of "fairness" (for some value of fair).

Maybe car-pool lanes are a good analogy, but some of them are HOV and 
some of them allow you to pay to use...

Also couldn't resist :)

https://www.youtube.com/watch?v=RGWiTvYZR_w

-- 
Matt Taggart
matt at lackof.org


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