From: "Toke Høiland-Jørgensen" <toke@toke.dk>
To: Mikael Abrahamsson <swmike@swm.pp.se>
Cc: cerowrt-devel@lists.bufferbloat.net
Subject: Re: [Cerowrt-devel] happy 4th!
Date: Mon, 08 Jul 2013 19:03:44 +0200 [thread overview]
Message-ID: <871u79x9kb.fsf@toke.dk> (raw)
In-Reply-To: <alpine.DEB.2.00.1307080211340.10894@uplift.swm.pp.se> (Mikael Abrahamsson's message of "Mon, 8 Jul 2013 02:24:25 +0200 (CEST)")
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Mikael Abrahamsson <swmike@swm.pp.se> writes:
> I have not so far seen tests with FQ_CODEL with a simulated 100ms
> extra latency one-way (200ms RTT). They might be out there, but I have
> not seen them. I encourage these tests to be done.
Did a few test runs on my setup. Here are some figures (can't go higher
than 100mbit with the hardware I have, sorry).
Note that I haven't done tests at 100mbit on this setup before, so can't
say whether something weird is going on there. I'm a little bit puzzled
as to why the flows don't seem to get going at all in one direction for
the rrul test. I'm guessing it has something to do with TSQ.
Attaching graphs makes the listserv bounce my mail, so instead they're
here: http://archive.tohojo.dk/bufferbloat-data/long-rtt/ with
throughput data below. Overall, it looks pretty good for fq_codel I'd
say :)
I can put up the data files as well if you'd like.
-Toke
Throughput data:
10mbit:
rrul test (4 flows each way), pfifo_fast qdisc:
TCP download sum:
Data points: 299
Total: 375.443728 Mbits
Mean: 6.278323 Mbits/s
Median: 6.175466 Mbits/s
Min: 0.120000 Mbits/s
Max: 9.436373 Mbits/s
Std dev: 1.149514
Variance: 1.321382
--
TCP upload sum:
Data points: 300
Total: 401.740454 Mbits
Mean: 6.695674 Mbits/s
Median: 6.637576 Mbits/s
Min: 2.122827 Mbits/s
Max: 16.892302 Mbits/s
Std dev: 1.758319
Variance: 3.091687
rrul test (4 flows each way), fq_codel qdisc:
TCP download sum:
Data points: 301
Total: 492.824346 Mbits
Mean: 8.186451 Mbits/s
Median: 8.416901 Mbits/s
Min: 0.120000 Mbits/s
Max: 9.965051 Mbits/s
Std dev: 1.244959
Variance: 1.549924
--
TCP upload sum:
Data points: 305
Total: 717.499994 Mbits
Mean: 11.762295 Mbits/s
Median: 8.630924 Mbits/s
Min: 2.513799 Mbits/s
Max: 323.180000 Mbits/s
Std dev: 31.056047
Variance: 964.478066
TCP test (one flow each way), pfifo_fast qdisc:
TCP download:
Data points: 301
Total: 263.445418 Mbits
Mean: 4.376170 Mbits/s
Median: 4.797729 Mbits/s
Min: 0.030000 Mbits/s
Max: 5.757982 Mbits/s
Std dev: 1.135209
Variance: 1.288699
---
TCP upload:
Data points: 302
Total: 321.090853 Mbits
Mean: 5.316074 Mbits/s
Median: 5.090142 Mbits/s
Min: 0.641123 Mbits/s
Max: 24.390000 Mbits/s
Std dev: 2.126472
Variance: 4.521882
TCP test (one flow each way), fq_codel qdisc:
TCP download:
Data points: 302
Total: 365.357123 Mbits
Mean: 6.048959 Mbits/s
Median: 6.550488 Mbits/s
Min: 0.030000 Mbits/s
Max: 9.090000 Mbits/s
Std dev: 1.316275
Variance: 1.732579
---
TCP upload:
Data points: 303
Total: 466.550695 Mbits
Mean: 7.698856 Mbits/s
Median: 6.144435 Mbits/s
Min: 0.641154 Mbits/s
Max: 127.690000 Mbits/s
Std dev: 12.075298
Variance: 145.812812
100 mbit:
rrul test (4 flows each way), pfifo_fast qdisc:
TCP download sum:
Data points: 301
Total: 291.718140 Mbits
Mean: 4.845816 Mbits/s
Median: 4.695355 Mbits/s
Min: 0.120000 Mbits/s
Max: 10.774475 Mbits/s
Std dev: 1.818852
Variance: 3.308222
--
TCP upload sum:
Data points: 305
Total: 5468.339961 Mbits
Mean: 89.644917 Mbits/s
Median: 90.731214 Mbits/s
Min: 2.600000 Mbits/s
Max: 186.362429 Mbits/s
Std dev: 21.782436
Variance: 474.474532
rrul test (4 flows each way), fq_codel qdisc:
TCP download sum:
Data points: 304
Total: 427.064699 Mbits
Mean: 7.024090 Mbits/s
Median: 7.074768 Mbits/s
Min: 0.150000 Mbits/s
Max: 17.870000 Mbits/s
Std dev: 2.079303
Variance: 4.323501
--
TCP upload sum:
Data points: 305
Total: 5036.774674 Mbits
Mean: 82.570077 Mbits/s
Median: 82.782532 Mbits/s
Min: 2.600000 Mbits/s
Max: 243.990000 Mbits/s
Std dev: 22.566052
Variance: 509.226709
TCP test (one flow each way), pfifo_fast qdisc:
TCP download:
Data points: 160
Total: 38.477172 Mbits
Mean: 1.202412 Mbits/s
Median: 1.205256 Mbits/s
Min: 0.020000 Mbits/s
Max: 4.012585 Mbits/s
Std dev: 0.728299
Variance: 0.530419
TCP upload:
Data points: 165
Total: 2595.453489 Mbits
Mean: 78.650106 Mbits/s
Median: 92.387832 Mbits/s
Min: 0.650000 Mbits/s
Max: 102.610000 Mbits/s
Std dev: 30.432215
Variance: 926.119728
TCP test (one flow each way), fq_codel qdisc:
Data points: 301
Total: 396.307606 Mbits
Mean: 6.583183 Mbits/s
Median: 7.786816 Mbits/s
Min: 0.030000 Mbits/s
Max: 15.270000 Mbits/s
Std dev: 3.034477
Variance: 9.208053
TCP upload:
Data points: 302
Total: 4238.768131 Mbits
Mean: 70.178280 Mbits/s
Median: 74.722554 Mbits/s
Min: 0.650000 Mbits/s
Max: 91.901862 Mbits/s
Std dev: 17.860375
Variance: 318.993001
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next prev parent reply other threads:[~2013-07-08 17:09 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-03 19:33 Dave Taht
2013-07-04 5:57 ` Mikael Abrahamsson
2013-07-04 13:51 ` Michael Richardson
2013-07-04 15:48 ` Mikael Abrahamsson
2013-07-07 18:52 ` dpreed
2013-07-08 0:24 ` Mikael Abrahamsson
2013-07-08 17:03 ` Toke Høiland-Jørgensen [this message]
2013-07-09 3:24 ` Dave Taht
2013-07-09 6:04 ` Mikael Abrahamsson
2013-07-09 6:32 ` Dave Taht
2013-07-09 7:30 ` [Cerowrt-devel] [Codel] " Andrew McGregor
2013-07-09 13:09 ` Eric Dumazet
2013-07-09 7:57 ` [Cerowrt-devel] " Toke Høiland-Jørgensen
2013-07-09 12:56 ` [Cerowrt-devel] [Codel] " Eric Dumazet
2013-07-09 13:13 ` Toke Høiland-Jørgensen
2013-07-09 13:23 ` Eric Dumazet
2013-07-09 13:25 ` Toke Høiland-Jørgensen
2013-07-09 13:36 ` Eric Dumazet
2013-07-09 13:45 ` Toke Høiland-Jørgensen
2013-07-09 13:49 ` Eric Dumazet
2013-07-09 13:53 ` Toke Høiland-Jørgensen
2013-07-09 14:07 ` Eric Dumazet
2013-07-08 20:50 ` [Cerowrt-devel] " dpreed
2013-07-08 21:04 ` Jim Gettys
2013-07-09 5:48 ` Mikael Abrahamsson
2013-07-09 5:58 ` dpreed
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