Re: [Bloat] dslreports mockup

[jb <justin@dslr.net>]

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It makes sense.

Or I can just have two Y-Axis with auto-scaling on both.


On Fri, May 22, 2015 at 12:26 AM, Jim Gettys <jg@freedesktop.org> wrote:

>
>
> On Thu, May 21, 2015 at 10:24 AM, Rich Brown <richb.hanover@gmail.com>
> wrote:
>
>> Ahah! I wasn't clear. I do want One Grade to Rule Them All...
>>
>> But I was only talking about different Y-axis values on the latency
>> charts, so that a bad latency in one direction doesn't hide the details of
>> the transfer in the other.
>>
>>
> ​Ah, yes.  That makes sense.
>                      - Jim
> ​
>
>
>> Rich
>>
>> On May 21, 2015, at 10:13 AM, Jim Gettys <jg@freedesktop.org> wrote:
>>
>> Providing separate grades for upload and download does not make sense to
>> me, as interference with acks in the other direction badly hurts that
>> traffic. Uploads and downloads are *not* independent variables.
>>
>> KISS: one grade....
>>                   - Jim
>>
>>
>> On Thu, May 21, 2015 at 9:45 AM, Rich Brown <richb.hanover@gmail.com>
>> wrote:
>>
>>> That is interesting. I'm trying to think how the latency charts could be
>>> misconstrued, since a Y-axis on the right isn't the norm - I don't think
>>> it's hard to understand, but just different.
>>>
>>> The display as-is clearly shows that the download is badly bloated, but
>>> the upload is fine. That's the important message for most people at home.
>>> But as a researcher, you want to understand the details of the upload. So
>>> having different scales would help you see better into the problem.
>>>
>>> * If the download and upload values are substantially similar, the left
>>> and right Y-axis scales should be the same, so there wouldn't be confusion
>>>
>>> * If the values are substantially different (as in this screen shot),
>>> the pink and yellow backgrounds (on the left) and the lack of them on the
>>> right would provide a solid cue that there is something different going on
>>> between the two charts.
>>>
>>> * On the other hand, the report already shows different Y-axis values
>>> for the down/upload speeds, so the latency charts could mimic the speeds...
>>>
>>> Other thoughts?
>>>
>>> Rich
>>>
>>> On May 20, 2015, at 12:46 PM, Dave Taht <dave.taht@gmail.com> wrote:
>>>
>>> > I wanted to be able to have separated charts for up and down on
>>> > different scales, so I took apart what exists today in gimp and got
>>> > this:
>>> >
>>> > http://snapon.lab.bufferbloat.net/~d/dslreportsmockup.png
>>> >
>>> > I guess it is partially because I am getting a C on the download at
>>> > this speed, and no A+ on the upload, and I would at least like to get
>>> > a gold star from teacher for effort. :/
>>> >
>>> > I dunno how to fix the download short of getting rid of several
>>> > seconds of inherent buffering in their CMTS. There must be a simple
>>> > way to do that??
>>> >
>>> > --
>>> > Dave Täht
>>> > Open Networking needs **Open Source Hardware**
>>> >
>>> > https://plus.google.com/u/0/+EricRaymond/posts/JqxCe2pFr67
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>>
>>
>
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