Starlink has bufferbloat. Bad.
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From: J Pan <Pan@uvic.ca>
To: Sauli Kiviranta <smksauli@gmail.com>
Cc: Dave Taht via Starlink <starlink@lists.bufferbloat.net>
Subject: [Starlink] Re: Testing 4K live video over Starlink with added +10% packet loss
Date: Wed, 10 Sep 2025 08:53:15 -0700	[thread overview]
Message-ID: <CAHn=e4itRwLPwfXRCJjcnfef9VLkNnNQjnFNad4A7KPexJmuCw@mail.gmail.com> (raw)
In-Reply-To: <CAJbqEYB1iEy=6F_bueY1U0+eRCXm_WzGoR_B0UBEL=jpqLEVqQ@mail.gmail.com>

great. i have a student working on related topics and i will get her
in touch with you too
--
J Pan, UVic CSc, ECS566, 250-472-5796 (NO VM), Pan@UVic.CA, Web.UVic.CA/~pan

On Wed, Sep 10, 2025 at 1:12 AM Sauli Kiviranta <smksauli@gmail.com> wrote:
>
> Here is example on just TCP over TCP acceleration:
>
> https://x.com/sksauli/status/1959909737492795423/
>
> Any other test that would be interesting?
>
> Best regards,
> Sauli
>
> On Wed, Sep 10, 2025 at 12:13 AM J Pan <Pan@uvic.ca> wrote:
>>
>> that's really cool. most tcp cannot handle 10% packet loss. what's
>> video datarate/latency?
>> --
>> J Pan, UVic CSc, ECS566, 250-472-5796 (NO VM), Pan@UVic.CA, Web.UVic.CA/~pan
>>
>> On Tue, Sep 9, 2025 at 2:05 PM Sauli Kiviranta <smksauli@gmail.com> wrote:
>> >
>> > This is all just TCP, that was kind of thew idea. Not yet with FEC though, working on that, just rusty good old TCP.
>> >
>> > Best regards,
>> > Sauli
>> >
>> > On Wed, Sep 10, 2025 at 12:02 AM J Pan <Pan@uvic.ca> wrote:
>> >>
>> >> fast.com measures tcp performance and you used udp to get the best out
>> >> of a lossy link? spacex uses multiple starlink dishes on a launch
>> >> vehicle and pick whatever made through too
>> >> --
>> >> J Pan, UVic CSc, ECS566, 250-472-5796 (NO VM), Pan@UVic.CA, Web.UVic.CA/~pan
>> >>
>> >> On Tue, Sep 9, 2025 at 1:50 PM Sauli Kiviranta via Starlink
>> >> <starlink@lists.bufferbloat.net> wrote:
>> >> >
>> >> > We start to get somewhere that is what I would say cool level. Our target
>> >> > is Ulrich Spiedel storm conditions measured over the Gabriella cyclone with
>> >> > Starlink.
>> >> >
>> >> > https://x.com/sksauli/status/1964349734304301268
>> >> >
>> >> > We have also now test running just accelerating all data, so we can get
>> >> > same effects for better utilization rate of the link.
>> >> >
>> >> > Anyone know what kind of bit error rates or packet loss levels are in the
>> >> > streams for SpaceX launches? Usually they look very very stable.
>> >> >
>> >> > Anyone want to test this? Send me email sauli.kiviranta@xrtc.io
>> >> >
>> >> > Best regards,
>> >> > Sauli
>> >> > _______________________________________________
>> >> > Starlink mailing list -- starlink@lists.bufferbloat.net
>> >> > To unsubscribe send an email to starlink-leave@lists.bufferbloat.net

      reply	other threads:[~2025-09-10 15:53 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-09 20:49 [Starlink] " Sauli Kiviranta
2025-09-09 21:02 ` [Starlink] " J Pan
2025-09-09 21:05   ` Sauli Kiviranta
2025-09-09 21:13     ` J Pan
2025-09-09 21:26       ` Sauli Kiviranta
2025-09-10  8:11       ` Sauli Kiviranta
2025-09-10 15:53         ` J Pan [this message]

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