From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qk0-x233.google.com (mail-qk0-x233.google.com [IPv6:2607:f8b0:400d:c09::233]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id B47E33B29E for ; Tue, 28 Nov 2017 22:29:49 -0500 (EST) Received: by mail-qk0-x233.google.com with SMTP id b123so2718792qkg.7 for ; Tue, 28 Nov 2017 19:29:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to; bh=WbJzzKZS2LeZ3S4/bMDteRHhA6Ak9CcqF8nO94Z6rfk=; b=IsWyIz1ILEyzqje0SAt5MwE/2Um/IPi8hKWBNwCVTetsjOSbT1hom8QppI9fs+vJWD bYDYkL82CoiXIE72OSDZ/DvoZUx5U4XzO5p/g7V1hiYfAE3L7xVaiSIGa6xTh0xrxpWB VXIlsE3Uupc5yIAg4oOynwXcVSK1FJ9vuq+zi8iK3QsuKIMoGRdeKqdLq3vO2dJOiRyB OXG9oxKKJVHtSvCbmjKeogHcwUsOMHavClP5GaZD5RjFvOJ62UvtOL9ud5ywgG3Z658f olOx6RzwCIJ8pHSkVGbPc2Tg7A06d1SMj8EmdXPlynroHgKTxZlESX6k4nDz7vBOogjR fIag== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to; bh=WbJzzKZS2LeZ3S4/bMDteRHhA6Ak9CcqF8nO94Z6rfk=; b=c8iO2hMp8aWUMiFRoZSZ81Z3UVHTuIvavkQvynW3u5DbTOyWWFqPBNQh3963mfnnCx 5E3ccw60STAdxh43OEpCxW8HKboGPvJJcnPQlyIgDXFmGmDMD50mb0bV/WfrsdbfCVAc S6CMrbZolL4H6f2v4+57HN4Qb+4yleLdms0+jVVQjQ29Pjf9dHu9JPHB2m9CYiPVaG3/ gcPF4S440qoLTAkuHccmIKVR76rF7zO31Mq/he5yRA3sbWWIPu+t+rvdweygBDAerjYC iM5dSp1skqhzcih1s/ZbbF5NcVsBKNrOwIx68QVp/JxNcRLH9Vh9wCYl9mW/ZGrvP6Rn Efcw== X-Gm-Message-State: AJaThX4asGrSVEAeEoNxWsO/xaPHJUHCbq7pp/SrCVFkgvsESQCW2ARv jiU7+4TV7+0+9bjbEwTT7DtNy20Qng5sIQE8cZr92Q== X-Google-Smtp-Source: AGs4zMY9cbPDr3UEJe7v4uuS6M4YO+0eFJN0F4FnGg8jSXXW2d8AZr39SbOzpmEGPaG1Y9g12yu+wFhAAvLMC7lm7cI= X-Received: by 10.55.97.214 with SMTP id v205mr2476070qkb.216.1511926188997; Tue, 28 Nov 2017 19:29:48 -0800 (PST) MIME-Version: 1.0 Received: by 10.140.95.69 with HTTP; Tue, 28 Nov 2017 19:29:48 -0800 (PST) In-Reply-To: References: <745FEC66-95A7-40E1-A8FA-57714D3AB6AC@gmail.com> <87zi76xlw5.fsf@nemesis.taht.net> <6F2894AD-87EA-4EFC-918E-625E49EDA977@gmail.com> <87o9nmxcbg.fsf@nemesis.taht.net> <87bmjmxbgw.fsf@nemesis.taht.net> <3FAFACA8-C918-4325-BF80-B7EBB6B9B4A7@gmail.com> From: Georgios Amanakis Date: Tue, 28 Nov 2017 22:29:48 -0500 Message-ID: To: Cake List Content-Type: multipart/alternative; boundary="94eb2c05782a6c01d1055f16bfd2" Subject: Re: [Cake] cake flenter results round 2 X-BeenThere: cake@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: Cake - FQ_codel the next generation List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 29 Nov 2017 03:29:49 -0000 --94eb2c05782a6c01d1055f16bfd2 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable I just ran some rrul tests, but I am getting a strange behaviour. Setup: server -- delay -- mbox -- client netserver 50ms/50ms 45/900mbit cli: https://drive.google.com/open?id=3D10CwMwLItL6bVSyMTp8-kVXWuFBAG6ft2 1) ./vsetup.sh (includes vcake.sh) 2) ip netns exec server netserver 3) ip netns exec client flent .... rrul1 flent: https://drive.google.com/open?id=3D1XB1k68fv4PCsRhSbmbCMvqOLk7Dv08bh rrul1 tc qdisc show: https://drive.google.com/open?id=3D1mKEYq7iDauOL5A9lCat_jAUgE7Eq6et8 rrul2 flent: https://drive.google.com/open?id=3D19OhJdOtMLcsNM66Jy-Edn7rD8TC9WelJ rrul2 tc qdisc show: https://drive.google.com/open?id=3D1HtgjwvmTbr7XQKRp4XOqVvkz8FzCxdTk rrul1 looks good, while rrul2 has a very strange trace. Look at the upload/ping. The setup was exactly the same between these two. If I lower the mbox bandwidth to 10/200mbit I don't get this behaviour anymore, the traces look like rrul1. Am I doing something wrong? George On Tue, Nov 28, 2017 at 7:20 PM, Georgios Amanakis wrote: > > > I got Dave's netns scripts working on my server. Will try to run rrul > tests on a 200/10mbit tonight. > > George > > On Nov 28, 2017 7:16 PM, "Pete Heist" wrote: > >> >> > On Nov 28, 2017, at 11:52 PM, Dave Taht wrote: >> > >> > A diffserv 200Mbit result would be good. >> > >> > We are utterly out of cpu at 900mbits here. >> > >> > >> >> Wow, I see flent=E2=80=99s combination plots are handy though. >> >> Stuff to sort in irtt also. Merely setting the source IP of an outgoing >> packet doubles allocated heap when it calls into x/net code. Super. >> >> Ok, here=E2=80=99s a quick veth try but I gotta get to sleep so I=E2=80= =99m not >> investigating much =E2=80=99til later. I wonder if 4.9.0-4 is enough: >> >> root@apu2a:/home/sysadmin/src/veth# cat settings.example >> export HOSTS=3D"server client delay mbox" >> >> # I=E2=80=99ve been a bad boy and did sudo make install in iproute2-cake= -next >> export TC=3D/sbin/tc >> root@apu2a:/home/sysadmin/src/veth# ./vsetup.sh >> Cannot remove namespace file "/var/run/netns/server": No such file or >> directory >> Cannot remove namespace file "/var/run/netns/client": No such file or >> directory >> Cannot remove namespace file "/var/run/netns/delay": No such file or >> directory >> Cannot remove namespace file "/var/run/netns/mbox": No such file or >> directory >> net.ipv4.ip_forward =3D 1 >> net.ipv6.conf.all.forwarding =3D 1 >> net.ipv4.ip_forward =3D 1 >> net.ipv6.conf.all.forwarding =3D 1 >> net.ipv4.ip_forward =3D 1 >> net.ipv6.conf.all.forwarding =3D 1 >> net.ipv4.ip_forward =3D 1 >> net.ipv6.conf.all.forwarding =3D 1 >> RTNETLINK answers: File exists >> net.ipv4.ip_forward =3D 1 >> net.ipv6.conf.all.forwarding =3D 1 >> net.ipv4.ip_forward =3D 1 >> net.ipv6.conf.all.forwarding =3D 1 >> net.ipv4.ip_forward =3D 1 >> net.ipv6.conf.all.forwarding =3D 1 >> net.ipv4.ip_forward =3D 1 >> net.ipv6.conf.all.forwarding =3D 1 >> root@apu2a:/home/sysadmin/src/veth# ./vcake.sh >> root@apu2a:/home/sysadmin/src/veth# ip netns exec server flent -H >> 10.10.2.2 rrul_be >> Started Flent 1.1.1-git-5daa2b3 using Python 2.7.13. >> Starting rrul_be test. Expected run time: 70 seconds. >> WARNING: Program exited non-zero. >> Runner class: NetperfDemoRunner >> Command: /usr/bin/netperf -P 0 -v 0 -D -0.20 -4 -Y CS0,CS0 -H 10.10.2.2 >> -p 12865 -t UDP_RR -l 70 -F /dev/urandom -- -H 10.10.2.2 -k >> THROUGHPUT,LOCAL_CONG_CONTROL,REMOTE_CONG_CONTROL,TRANSPORT_ >> MSS,LOCAL_TRANSPORT_RETRANS,REMOTE_TRANSPORT_RETRANS,LOCAL_S >> OCKET_TOS,REMOTE_SOCKET_TOS,DIRECTION,ELAPSED_TIME,PROTOCOL, >> LOCAL_SEND_SIZE,LOCAL_RECV_SIZE,REMOTE_SEND_SIZE,REMOTE_RECV_SIZE >> Return code: 255 >> Stdout: establish control: are you sure there is a netserver listening o= n >> 10.10.2.2 at port 12865? >> establish_control could not establish the control connection from 0.0.0.= 0 >> port 0 address family AF_INET to 10.10.2.2 port 12865 address family AF_= INET >> >> ... >> _______________________________________________ >> Cake mailing list >> Cake@lists.bufferbloat.net >> https://lists.bufferbloat.net/listinfo/cake >> > > --94eb2c05782a6c01d1055f16bfd2 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
I just ran some rr= ul tests, but I am getting a strange behaviour.
Setup:
s= erver=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 --=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0 delay=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 --=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 mbox=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0 --=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 client
n= etserver=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 50ms/50ms=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 45/900mbit

=
cli:
1) ./vsetup.sh (includes vcake.s= h)
2) ip netns exec server netserver
3) ip netns ex= ec client flent ....


rrul2 flent: https:= //drive.google.com/open?id=3D19OhJdOtMLcsNM66Jy-Edn7rD8TC9WelJ
rrul2 tc qdisc show: https://drive.google.com/open?id=3D1HtgjwvmTbr7= XQKRp4XOqVvkz8FzCxdTk

rrul1 looks good, while rrul2 has a = very strange trace. Look at the upload/ping. The setup was exactly the same= between these two. If I lower the mbox bandwidth to 10/200mbit I don't= get this behaviour anymore, the traces look like rrul1.

Am I doing something wrong?

George

On Tue, Nov 28, 2017 a= t 7:20 PM, Georgios Amanakis <gamanakis@gmail.com> wrote:<= br>
<= div dir=3D"auto">


I got Dave's netns scripts working on my server. Will try to run rru= l tests on a 200/10mbit tonight.=C2=A0

George

On Nov 28, 2017 7:16 PM, "Pete Heist" <peteheist@gmail.com<= /a>> wrote:

> On Nov 28, 2017, at 11:52 PM, Dave Taht <dave@taht.net> wrote:
>
> A diffserv 200Mbit result would be good.
>
> We are utterly out of cpu at 900mbits here.
>
> <not_winning_on_cpu.png>

Wow, I see flent=E2=80=99s combination plots are handy though.

Stuff to sort in irtt also. Merely setting the source IP of an outgoing pac= ket doubles allocated heap when it calls into x/net code. Super.

Ok, here=E2=80=99s a quick veth try but I gotta get to sleep so I=E2=80=99m= not investigating much =E2=80=99til later. I wonder if 4.9.0-4 is enough:<= br>
root@apu2a:/home/sysadmin/src/veth# cat settings.example
export HOSTS=3D"server client delay mbox"

# I=E2=80=99ve been a bad boy and did sudo make install in iproute2-cake-ne= xt
export TC=3D/sbin/tc
root@apu2a:/home/sysadmin/src/veth# ./vsetup.sh
Cannot remove namespace file "/var/run/netns/server": No such fil= e or directory
Cannot remove namespace file "/var/run/netns/client": No such fil= e or directory
Cannot remove namespace file "/var/run/netns/delay": No such file= or directory
Cannot remove namespace file "/var/run/netns/mbox": No such file = or directory
net.ipv4.ip_forward =3D 1
net.ipv6.conf.all.forwarding =3D 1
net.ipv4.ip_forward =3D 1
net.ipv6.conf.all.forwarding =3D 1
net.ipv4.ip_forward =3D 1
net.ipv6.conf.all.forwarding =3D 1
net.ipv4.ip_forward =3D 1
net.ipv6.conf.all.forwarding =3D 1
RTNETLINK answers: File exists
net.ipv4.ip_forward =3D 1
net.ipv6.conf.all.forwarding =3D 1
net.ipv4.ip_forward =3D 1
net.ipv6.conf.all.forwarding =3D 1
net.ipv4.ip_forward =3D 1
net.ipv6.conf.all.forwarding =3D 1
net.ipv4.ip_forward =3D 1
net.ipv6.conf.all.forwarding =3D 1
root@apu2a:/home/sysadmin/src/veth# ./vcake.sh
root@apu2a:/home/sysadmin/src/veth# ip netns exec server flent -H 10.1= 0.2.2 rrul_be
Started Flent 1.1.1-git-5daa2b3 using Python 2.7.13.
Starting rrul_be test. Expected run time: 70 seconds.
WARNING: Program exited non-zero.
Runner class: NetperfDemoRunner
Command: /usr/bin/netperf -P 0 -v 0 -D -0.20 -4 -Y CS0,CS0 -H 10.10.2.2 -p = 12865 -t UDP_RR -l 70 -F /dev/urandom=C2=A0 =C2=A0 --=C2=A0 =C2=A0-H 10.10.= 2.2 -k THROUGHPUT,LOCAL_CONG_CONTROL,REMOTE_CONG_CONTROL,TRANSPORT_MSS,LOCAL_TRANSPORT_RETRANS,REMOTE_TRANSPORT_RETRANS,LOCAL_SOCK= ET_TOS,REMOTE_SOCKET_TOS,DIRECTION,ELAPSED_TIME,PROTOCOL,LOCAL_SE= ND_SIZE,LOCAL_RECV_SIZE,REMOTE_SEND_SIZE,REMOTE_RECV_SIZE
Return code: 255
Stdout: establish control: are you sure there is a netserver listening on 1= 0.10.2.2 at port 12865?
establish_control could not establish the control connection from 0.0.0.0 p= ort 0 address family AF_INET to 10.10.2.2 port 12865 address family AF_INET=

...
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