On Thu, May 21, 2015 at 10:24 AM, Rich Brown <richb.hano...@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 <j...@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.hano...@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.t...@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 >> > _______________________________________________ >> > Bloat mailing list >> > Bloat@lists.bufferbloat.net >> > https://lists.bufferbloat.net/listinfo/bloat >> >> _______________________________________________ >> Bloat mailing list >> Bloat@lists.bufferbloat.net >> https://lists.bufferbloat.net/listinfo/bloat >> > > >
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