[Bloat] Bufferbloat test measurements (was: Open Source Speed Test)

Kathleen Nichols nichols at pollere.com
Sat Aug 27 11:19:12 EDT 2016


Yeah.

I admit to muddying the waters because I think of the size of a buffer as
being in megabytes and the size of a queue (latency) as being in
milliseconds. I think the tests attempt to measure the worst possible
latency/queue that can occur on a path.

On 8/27/16 4:46 AM, Rich Brown wrote:
> It has always been my intent to define bufferbloat as *latency*. The
> first sentence on www.bufferbloat.net says, "Bufferbloat is the
> undesirable latency that comes from a router or other network
> equipment buffering too much data."
> 
> That definition focuses on observable/measurable values. It sidesteps
> objections I've seen on the forums, "How could $TEST measure the size
> of buffers?"
> 
> So what matters is whether the buffers (of any size) are filling up. 
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