From: David Collier-Brown <davec-b@rogers.com>
To: bloat@lists.bufferbloat.net
Subject: Re: [Bloat] lwn.net's tcp small queues vs wifi aggregation solved
Date: Thu, 21 Jun 2018 12:29:18 -0400 [thread overview]
Message-ID: <870e30f7-05bd-7d4d-e3d7-937f815a74c4@rogers.com> (raw)
In-Reply-To: <CAA93jw48fVZUoPrR_sdZ5O0mEh_fQCeKx5k28pRTzbdM+7Rerg@mail.gmail.com>
On 21/06/18 11:18 AM, Dave Taht wrote
> This is a case where inserting a teeny bit more latency to fill up the
> queue (ugh!), or a driver having some way to ask the probability of
> seeing more data in the
> next 10us, or... something like that, could help.
Hmmn, that sounds like a pattern seen in physical switching systems:
someone with knowledge that another car is coming (especially if it's
unexpected) waves a flag at the dispatcher to warn them to leave space
and avoid a nasty ka-thump and the extra strain on the couplers (;-))
--dave
--
David Collier-Brown, | Always do right. This will gratify
System Programmer and Author | some people and astonish the rest
davecb@spamcop.net | -- Mark Twain
next prev parent reply other threads:[~2018-06-21 16:29 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-21 4:58 Dave Taht
2018-06-21 9:22 ` Toke Høiland-Jørgensen
2018-06-21 12:55 ` Eric Dumazet
2018-06-21 15:18 ` Dave Taht
2018-06-21 15:31 ` Caleb Cushing
2018-06-21 15:46 ` Stephen Hemminger
2018-06-21 17:41 ` Caleb Cushing
2018-06-21 15:50 ` Dave Taht
2018-06-21 16:29 ` David Collier-Brown [this message]
2018-06-21 16:54 ` Jonathan Morton
2018-06-21 16:43 ` Kathleen Nichols
2018-06-21 19:17 ` Dave Taht
2018-06-21 19:41 ` Sebastian Moeller
2018-06-21 19:51 ` Toke Høiland-Jørgensen
2018-06-21 19:54 ` Dave Taht
2018-06-21 20:11 ` Sebastian Moeller
2018-06-22 14:01 ` Kathleen Nichols
2018-06-22 14:12 ` Jonathan Morton
2018-06-22 14:49 ` Michael Richardson
2018-06-22 15:02 ` Jonathan Morton
2018-06-22 21:55 ` Michael Richardson
2018-06-25 10:38 ` Toke Høiland-Jørgensen
2018-06-25 23:54 ` Jim Gettys
2018-06-26 0:07 ` Jonathan Morton
2018-06-26 0:21 ` David Lang
2018-06-26 0:36 ` Simon Barber
2018-06-26 0:44 ` Jonathan Morton
2018-06-26 0:52 ` Jim Gettys
2018-06-26 0:56 ` David Lang
2018-06-26 11:16 ` Toke Høiland-Jørgensen
2018-06-26 1:27 ` Dave Taht
2018-06-26 3:30 ` Simon Barber
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