Starlink has bufferbloat. Bad.
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From: Frantisek Borsik <frantisek.borsik@gmail.com>
To: Sebastian Moeller <moeller0@gmx.de>
Cc: Michael Richardson <mcr@sandelman.ca>,
	starlink <starlink@lists.bufferbloat.net>
Subject: [Starlink] Re: Starlink Digest, Vol 53, Issue 14
Date: Mon, 29 Sep 2025 09:06:35 +0200	[thread overview]
Message-ID: <CAJUtOOgwGnKE2z+kDy7wDtZ+NYrt77yErXx266wKTPMsL+qvjg@mail.gmail.com> (raw)
In-Reply-To: <6312E822-6692-4D0E-A393-D265777C346D@gmx.de>

LibreQoS is used by cruise ship companies to allow 3-18 Starlink terminals
on a cruise ship to server up to 6.5k customers.

We even put together our own version of cake-autorate for such use cases,
called StormGuard:
https://github.com/LibreQoE/LibreQoS/blob/8b9117c43d122f20ed86816b547bbe99d16c477d/src/rust/lqos_stormguard/README.md#L4

All the best,

Frank

Frantisek (Frank) Borsik


*In loving memory of Dave Täht: *1965-2025

https://libreqos.io/2025/04/01/in-loving-memory-of-dave/


https://www.linkedin.com/in/frantisekborsik

Signal, Telegram, WhatsApp: +421919416714

iMessage, mobile: +420775230885

Skype: casioa5302ca

frantisek.borsik@gmail.com


On Mon, Sep 29, 2025 at 7:54 AM Sebastian Moeller via Starlink <
starlink@lists.bufferbloat.net> wrote:

> Hi Michael,
>
>
> > On 29. Sep 2025, at 00:26, Michael Richardson <mcr@sandelman.ca> wrote:
> >
> >
> > Sebastian Moeller via Starlink <starlink@lists.bufferbloat.net> wrote:
> >> I fully agree and am quite puzzled to find zero references in the SCONE
> >> draft for any experiments, let alone successful ones that demonstrate
> >> the value SCONE might deliver.
> >> In my world one starts with such experiments and only writes an
> >> internet draft if these experiments demonstrated that an idea has legs
> >> to stand on.
> >
> > I regularly attend the SCONE virtual interim meetings.
> >
> > I think that there is more occuring than is being published,
>
> That would be IMHO a failure in process... as far as I understood the IETF
> process aims at being transparent...
>
> > and I think that
> > the candidate TRONE and TRAIN and (was there a 3rd?) ideas did have some
> > spike solutions created.
>
> As reader of the current ID I would very much like to know that that
> happened and what the outcome was, preferably I would learn all of this as
> part of reading the ID.
>
> >
> > but, back to my original question:  is there sufficient feedback in the
> > *starlink* datapath from downlink'ing Satellite, through ISL, to Ground
> > Station about the actual experienced congestion such that either:
> > a) packets could be dropped before wasting satellite capacity
> > b) SCONE (or another mark, including L4S, whether you believe it or not),
> >   could be applied?
> >
> > How much does that available bandwidth vary during each of the 15minute
> > attachments?
>
> I think we are talking about "every 15 seconds" not minutes...
>
> There have been some users of cake-autorate on starlink that reported at
> least some mild improvements, so I would say something might work, albeit
> not SCONE as that solves none of the problems users have on starlink...
>
> Regards
>         Sebastian
>
> >
> >
> > --
> > Michael Richardson <mcr+IETF@sandelman.ca>   . o O ( IPv6 IøT
> consulting )
> >           Sandelman Software Works Inc, Ottawa and Worldwide
> >
> >
> >
> >
>
> _______________________________________________
> Starlink mailing list -- starlink@lists.bufferbloat.net
> To unsubscribe send an email to starlink-leave@lists.bufferbloat.net
>

  reply	other threads:[~2025-09-29  7:05 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <175900400148.1561.6981645218542924150@gauss>
2025-09-28 17:32 ` David Fernández
2025-09-28 18:51   ` Sebastian Moeller
     [not found]     ` <6653.1759098417@obiwan.sandelman.ca>
2025-09-29  5:54       ` Sebastian Moeller
2025-09-29  7:06         ` Frantisek Borsik [this message]
     [not found] <175909842257.1555.851927488987629950@gauss>
2025-09-28 22:58 ` Michael Richardson
     [not found] <175909781525.1555.5289631280302402077@gauss>
2025-09-28 22:58 ` Michael Richardson
2025-09-29  6:08   ` Sebastian Moeller
     [not found] <175895289005.1561.17970219906621123011@gauss>
2025-09-27 20:13 ` David P. Reed
2025-09-28 10:47   ` Sebastian Moeller
2025-09-28 10:59     ` David Lang

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