From: rjmcmahon <rjmcmahon@rjmcmahon.com>
To: Sebastian Moeller <moeller0@gmx.de>
Cc: dan <dandenson@gmail.com>, Jeremy Austin <jeremy@aterlo.com>,
Rpm <rpm@lists.bufferbloat.net>,
libreqos <libreqos@lists.bufferbloat.net>,
Dave Taht via Starlink <starlink@lists.bufferbloat.net>,
bloat <bloat@lists.bufferbloat.net>
Subject: Re: [Starlink] [Rpm] [LibreQoS] [EXTERNAL] Re: Researchers Seeking Probe Volunteers in USA
Date: Mon, 13 Mar 2023 11:42:40 -0700 [thread overview]
Message-ID: <5e7fac51071bdbb20837e72e7eedfc7c@rjmcmahon.com> (raw)
In-Reply-To: <22C819FA-DDD7-4B9B-8C09-8008D4273287@gmx.de>
> [SM] not really, given enough capacity, typical streaming protocols
> will actually not hit the ceiling, at least the one's I look at every
> now and then tend to stay well below actual capacity of the link.
>
I think DASH type protocol will hit link peaks. An example with iperf
2's burst option a controlled WiFi test rig, server side first.
[root@ctrl1fc35 ~]# iperf -s -i 1 -e --histograms
------------------------------------------------------------
Server listening on TCP port 5001 with pid 23764
Read buffer size: 128 KByte (Dist bin width=16.0 KByte)
Enabled receive histograms bin-width=0.100 ms, bins=10000 (clients
should use --trip-times)
TCP window size: 128 KByte (default)
------------------------------------------------------------
[ 1] local 192.168.1.15%enp2s0 port 5001 connected with 192.168.1.234
port 34894 (burst-period=1.00s) (trip-times) (sock=4) (peer 2.1.9-rc2)
(icwnd/mss/irtt=14/1448/5170) on 2023-03-13 11:37:24.500 (PDT)
[ ID] Burst (start-end) Transfer Bandwidth XferTime (DC%)
Reads=Dist NetPwr
[ 1] 0.00-0.13 sec 10.0 MBytes 633 Mbits/sec 132.541 ms (13%)
209=29:31:31:88:11:2:1:16 597
[ 1] 1.00-1.11 sec 10.0 MBytes 755 Mbits/sec 111.109 ms (11%)
205=34:30:22:83:11:2:6:17 849
[ 1] 2.00-2.12 sec 10.0 MBytes 716 Mbits/sec 117.196 ms (12%)
208=33:39:20:81:13:1:5:16 763
[ 1] 3.00-3.11 sec 10.0 MBytes 745 Mbits/sec 112.564 ms (11%)
203=27:36:30:76:6:3:6:19 828
[ 1] 4.00-4.11 sec 10.0 MBytes 787 Mbits/sec 106.621 ms (11%)
193=29:26:19:80:10:4:6:19 922
[ 1] 5.00-5.11 sec 10.0 MBytes 769 Mbits/sec 109.148 ms (11%)
208=36:25:32:86:6:1:5:17 880
[ 1] 6.00-6.11 sec 10.0 MBytes 760 Mbits/sec 110.403 ms (11%)
206=42:30:22:73:8:3:5:23 860
[ 1] 7.00-7.11 sec 10.0 MBytes 775 Mbits/sec 108.261 ms (11%)
171=20:21:21:58:12:1:11:27 895
[ 1] 8.00-8.11 sec 10.0 MBytes 746 Mbits/sec 112.405 ms (11%)
203=36:31:28:70:9:3:2:24 830
[ 1] 9.00-9.11 sec 10.0 MBytes 748 Mbits/sec 112.133 ms (11%)
228=41:56:27:73:7:2:3:19 834
[ 1] 0.00-10.00 sec 100 MBytes 83.9 Mbits/sec
113.238/106.621/132.541/7.367 ms 2034=327:325:252:768:93:22:50:197
[ 1] 0.00-10.00 sec F8(f)-PDF:
bin(w=100us):cnt(10)=1067:1,1083:1,1092:1,1105:1,1112:1,1122:1,1125:1,1126:1,1172:1,1326:1
(5.00/95.00/99.7%=1067/1326/1326,Outliers=0,obl/obu=0/0) (132.541
ms/1678732644.500333)
[root@fedora ~]# iperf -c 192.168.1.15 -i 1 -t 10 --burst-size 10M
--burst-period 1 --trip-times
------------------------------------------------------------
Client connecting to 192.168.1.15, TCP port 5001 with pid 132332 (1
flows)
Write buffer size: 131072 Byte
Bursting: 10.0 MByte every 1.00 second(s)
TOS set to 0x0 (Nagle on)
TCP window size: 16.0 KByte (default)
Event based writes (pending queue watermark at 16384 bytes)
------------------------------------------------------------
[ 1] local 192.168.1.234%eth1 port 34894 connected with 192.168.1.15
port 5001 (prefetch=16384) (trip-times) (sock=3)
(icwnd/mss/irtt=14/1448/5489) (ct=5.58 ms) on 2023-03-13 11:37:24.494
(PDT)
[ ID] Interval Transfer Bandwidth Write/Err Rtry
Cwnd/RTT(var) NetPwr
[ 1] 0.00-1.00 sec 10.0 MBytes 83.9 Mbits/sec 80/0 0
5517K/18027(1151) us 582
[ 1] 1.00-2.00 sec 10.0 MBytes 83.9 Mbits/sec 80/0 0
5584K/13003(2383) us 806
[ 1] 2.00-3.00 sec 10.0 MBytes 83.9 Mbits/sec 80/0 0
5613K/16462(962) us 637
[ 1] 3.00-4.00 sec 10.0 MBytes 83.9 Mbits/sec 80/0 0
5635K/19523(671) us 537
[ 1] 4.00-5.00 sec 10.0 MBytes 83.9 Mbits/sec 80/0 0
5594K/10013(1685) us 1047
[ 1] 5.00-6.00 sec 10.0 MBytes 83.9 Mbits/sec 80/0 0
5479K/14008(654) us 749
[ 1] 6.00-7.00 sec 10.0 MBytes 83.9 Mbits/sec 80/0 0
5613K/17752(283) us 591
[ 1] 7.00-8.00 sec 10.0 MBytes 83.9 Mbits/sec 80/0 0
5599K/17743(436) us 591
[ 1] 8.00-9.00 sec 10.0 MBytes 83.9 Mbits/sec 80/0 0
5577K/11214(2538) us 935
[ 1] 9.00-10.00 sec 10.0 MBytes 83.9 Mbits/sec 80/0 0
4178K/7251(993) us 1446
[ 1] 0.00-10.01 sec 100 MBytes 83.8 Mbits/sec 800/0 0
4178K/7725(1694) us 1356
[root@fedora ~]#
Note: Client side output is being updated to support outputs based upon
the bursts. This allows one to see that a DASH type protocol can drive
the bw bottleneck queue.
Bob
next prev parent reply other threads:[~2023-03-13 18:42 UTC|newest]
Thread overview: 168+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <mailman.2651.1672779463.1281.starlink@lists.bufferbloat.net>
2023-01-03 22:58 ` [Starlink] " David P. Reed
2023-01-09 14:44 ` Livingood, Jason
2023-01-09 15:26 ` Dave Taht
2023-01-09 17:00 ` Sebastian Moeller
2023-01-09 17:04 ` [Starlink] [LibreQoS] " Jeremy Austin
2023-01-09 18:33 ` Dave Taht
2023-01-09 19:06 ` David Collier-Brown
2023-01-09 18:54 ` [Starlink] [EXTERNAL] " Livingood, Jason
2023-01-09 19:19 ` [Starlink] [Rpm] " rjmcmahon
2023-01-09 19:56 ` [Starlink] [LibreQoS] " dan
2023-01-09 21:00 ` rjmcmahon
2023-03-13 10:02 ` [Starlink] [Rpm] [LibreQoS] " Sebastian Moeller
2023-03-13 15:08 ` Jeremy Austin
2023-03-13 15:50 ` Sebastian Moeller
2023-03-13 16:06 ` [Starlink] [Bloat] " Dave Taht
2023-03-13 16:19 ` Sebastian Moeller
2023-03-13 16:12 ` [Starlink] " dan
2023-03-13 16:36 ` Sebastian Moeller
2023-03-13 17:26 ` dan
2023-03-13 17:37 ` Jeremy Austin
2023-03-13 18:34 ` Sebastian Moeller
2023-03-13 18:14 ` Sebastian Moeller
2023-03-13 18:42 ` rjmcmahon [this message]
2023-03-13 18:51 ` Sebastian Moeller
2023-03-13 19:32 ` rjmcmahon
2023-03-13 20:00 ` Sebastian Moeller
2023-03-13 20:28 ` rjmcmahon
2023-03-14 4:27 ` [Starlink] On FiWi rjmcmahon
2023-03-14 11:10 ` Mike Puchol
2023-03-14 16:54 ` [Starlink] [Rpm] " Robert McMahon
2023-03-14 17:06 ` Robert McMahon
2023-03-14 17:11 ` [Starlink] [Bloat] " Sebastian Moeller
2023-03-14 17:35 ` Robert McMahon
2023-03-14 17:54 ` [Starlink] [LibreQoS] " dan
2023-03-14 18:14 ` Robert McMahon
2023-03-14 19:18 ` dan
2023-03-14 19:30 ` [Starlink] [Bloat] [LibreQoS] " Dave Taht
2023-03-14 20:06 ` rjmcmahon
2023-03-14 19:30 ` [Starlink] [LibreQoS] [Bloat] " rjmcmahon
2023-03-14 23:30 ` Bruce Perens
2023-03-15 0:11 ` Robert McMahon
2023-03-15 5:20 ` Bruce Perens
[not found] ` <CALQXh-PUgix7ApkTi5W8TMKVZfE4fyNk4WeiocZ6QU6R-m7naA@mail.gmail.com>
2023-03-15 17:05 ` [Starlink] [Rpm] [LibreQoS] [Bloat] " Bruce Perens
2023-03-15 17:44 ` rjmcmahon
2023-03-15 19:22 ` [Starlink] [Bloat] [Rpm] [LibreQoS] " David Lang
2023-03-15 17:32 ` [Starlink] [LibreQoS] [Bloat] [Rpm] " rjmcmahon
2023-03-15 17:42 ` dan
2023-03-15 18:03 ` Mike Puchol
2023-03-15 19:33 ` [Starlink] [Bloat] [LibreQoS] " David Lang
2023-03-15 19:39 ` [Starlink] [Rpm] [Bloat] [LibreQoS] " Dave Taht
2023-03-15 21:52 ` David Lang
2023-03-15 22:04 ` Dave Taht
2023-03-15 22:08 ` dan
2023-03-15 17:43 ` [Starlink] [Bloat] [LibreQoS] [Rpm] " Sebastian Moeller
2023-03-15 17:49 ` rjmcmahon
2023-03-15 17:53 ` [Starlink] [Rpm] [Bloat] [LibreQoS] " Dave Taht
2023-03-15 17:59 ` dan
2023-03-15 19:39 ` rjmcmahon
2023-03-17 16:38 ` [Starlink] [Rpm] " Dave Taht
2023-03-17 18:21 ` Mike Puchol
2023-03-17 19:01 ` Sebastian Moeller
2023-03-17 19:19 ` rjmcmahon
2023-03-17 20:37 ` Bruce Perens
2023-03-17 20:57 ` rjmcmahon
2023-03-17 22:50 ` Bruce Perens
2023-03-18 18:18 ` rjmcmahon
2023-03-18 19:57 ` [Starlink] [LibreQoS] " dan
2023-03-18 20:40 ` rjmcmahon
2023-03-19 10:26 ` Michael Richardson
2023-03-19 21:00 ` [Starlink] On metrics rjmcmahon
2023-03-20 0:26 ` dan
2023-03-20 3:03 ` David Lang
[not found] ` <CAJUtOOgC8O2jvT7eZ0O8nU8kCPOeCgVPTBNKaA3ZqLpJf4obJw@mail.gmail.com>
2023-03-20 21:28 ` [Starlink] [Rpm] [LibreQoS] On FiWi dan
[not found] ` <CAJUtOOhPsiC=9SM3rUUxWuh4euLbDxVqcrM6hioDykZaWYfy6Q@mail.gmail.com>
2023-03-20 22:02 ` [Starlink] On FiWi power envelope rjmcmahon
2023-03-20 23:47 ` Bruce Perens
2023-03-21 0:10 ` [Starlink] [Rpm] [LibreQoS] On FiWi Brandon Butterworth
[not found] ` <CAJUtOOhinMu4Mv9EW-PB7ef9EHWL3inpeABUqFt0UDAw47MixA@mail.gmail.com>
2023-03-21 11:26 ` [Starlink] Annoyed at 5/1 Mbps Rich Brown
2023-03-21 12:29 ` [Starlink] [Rpm] [LibreQoS] On FiWi Brandon Butterworth
2023-03-21 12:30 ` Sebastian Moeller
2023-03-21 17:42 ` rjmcmahon
2023-03-21 18:08 ` rjmcmahon
[not found] ` <CAJUtOOiMk+PBK2ZRFsZA8EFEgqfHY3Zpw9=kAkJZpePx9OzeMw@mail.gmail.com>
2023-03-21 19:58 ` rjmcmahon
2023-03-21 20:06 ` [Starlink] [Bloat] " David Lang
2023-03-25 19:39 ` [Starlink] On fiber as critical infrastructure w/Comcast chat rjmcmahon
2023-03-25 20:09 ` Bruce Perens
2023-03-25 20:47 ` rjmcmahon
2023-03-25 20:15 ` [Starlink] [Bloat] " Sebastian Moeller
2023-03-25 20:43 ` rjmcmahon
2023-03-25 21:08 ` Bruce Perens
2023-03-25 22:04 ` Robert McMahon
2023-03-25 22:50 ` dan
2023-03-25 23:21 ` Robert McMahon
2023-03-25 23:35 ` David Lang
2023-03-26 0:04 ` Robert McMahon
2023-03-26 0:07 ` Nathan Owens
2023-03-26 0:50 ` Robert McMahon
2023-03-26 8:45 ` Livingood, Jason
2023-03-26 18:54 ` rjmcmahon
2023-03-26 0:28 ` David Lang
2023-03-26 0:57 ` Robert McMahon
2023-03-25 22:57 ` Bruce Perens
2023-03-25 23:33 ` David Lang
2023-03-25 23:38 ` Robert McMahon
2023-03-25 23:20 ` David Lang
2023-03-26 18:29 ` rjmcmahon
2023-03-26 10:34 ` Sebastian Moeller
2023-03-26 18:12 ` rjmcmahon
2023-03-26 20:57 ` David Lang
2023-03-26 21:11 ` Sebastian Moeller
2023-03-26 21:26 ` David Lang
2023-03-28 17:06 ` Larry Press
2023-03-28 17:47 ` rjmcmahon
2023-03-28 18:11 ` Frantisek Borsik
2023-03-28 18:46 ` rjmcmahon
2023-03-28 20:37 ` David Lang
2023-03-28 21:31 ` rjmcmahon
2023-03-28 22:18 ` dan
2023-03-28 22:42 ` rjmcmahon
2023-03-29 8:28 ` Sebastian Moeller
2023-03-29 12:27 ` Dave Collier-Brown
2023-03-29 13:22 ` Doc Searls
2023-03-29 13:40 ` [Starlink] Enabling a production model Dave Taht
2023-03-29 14:54 ` [Starlink] [LibreQoS] " dan
2023-03-29 16:53 ` Jeremy Austin
2023-03-29 18:33 ` Sebastian Moeller
2023-03-29 17:13 ` [Starlink] [Bloat] " David Lang
2023-03-29 17:34 ` dan
2023-03-29 20:03 ` David Lang
2023-04-02 12:00 ` Sebastian Moeller
2023-03-29 17:46 ` Rich Brown
2023-03-29 19:02 ` tom
2023-03-29 19:08 ` Dave Taht
2023-03-29 19:31 ` tom
2023-03-29 19:11 ` Dave Collier-Brown
2023-04-02 11:39 ` Sebastian Moeller
2023-03-29 13:46 ` [Starlink] [Bloat] On fiber as critical infrastructure w/Comcast chat Frantisek Borsik
2023-03-29 14:57 ` [Starlink] [LibreQoS] " Dave Taht
2023-03-29 19:23 ` Sebastian Moeller
2023-03-29 19:02 ` [Starlink] " rjmcmahon
2023-03-29 19:37 ` dan
2023-03-25 20:27 ` [Starlink] " rjmcmahon
2023-03-17 23:15 ` [Starlink] [Bloat] [Rpm] On FiWi David Lang
2023-03-14 18:05 ` [Starlink] " Steve Stroh
2023-03-13 19:33 ` [Starlink] [Rpm] [LibreQoS] [EXTERNAL] Re: Researchers Seeking Probe Volunteers in USA dan
2023-03-13 19:52 ` Jeremy Austin
2023-03-13 21:00 ` Sebastian Moeller
2023-03-13 21:27 ` dan
2023-03-14 9:11 ` Sebastian Moeller
2023-03-13 20:45 ` Sebastian Moeller
2023-03-13 21:02 ` [Starlink] When do you drop? Always! Dave Taht
2023-03-13 21:42 ` Ulrich Speidel
2023-03-13 16:04 ` [Starlink] UnderBloat on fiber and wisps Dave Taht
2023-03-13 16:09 ` Sebastian Moeller
2023-03-13 16:35 ` Mike Puchol
2023-01-09 20:49 ` [Starlink] [EXTERNAL] Re: Researchers Seeking Probe Volunteers in USA Dave Taht
2023-01-09 19:13 ` [Starlink] [Rpm] " rjmcmahon
2023-01-09 19:47 ` Sebastian Moeller
2023-01-11 18:32 ` Rodney W. Grimes
2023-01-11 20:01 ` Sebastian Moeller
2023-01-11 20:09 ` rjmcmahon
2023-01-12 8:14 ` Sebastian Moeller
2023-01-12 17:49 ` Robert McMahon
2023-01-09 20:20 ` Dave Taht
2023-01-09 20:46 ` rjmcmahon
2023-01-09 20:59 ` Dave Taht
2023-01-09 21:06 ` rjmcmahon
2023-01-09 21:18 ` rjmcmahon
2023-01-10 17:36 ` David P. Reed
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