<div dir="ltr">@Pete I think you need to start netserver on the client first (in your case, you are running flent on the server): "ip netns exec client netserver"</div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Nov 28, 2017 at 7:16 PM, Pete Heist <span dir="ltr"><<a href="mailto:peteheist@gmail.com" target="_blank">peteheist@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class=""><br>
> On Nov 28, 2017, at 11:52 PM, Dave Taht <<a href="mailto:dave@taht.net">dave@taht.net</a>> wrote:<br>
><br>
> A diffserv 200Mbit result would be good.<br>
><br>
> We are utterly out of cpu at 900mbits here.<br>
><br>
</span>> <not_winning_on_cpu.png><br>
<br>
Wow, I see flent’s combination plots are handy though.<br>
<br>
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.<br>
<br>
Ok, here’s a quick veth try but I gotta get to sleep so I’m not investigating much ’til later. I wonder if 4.9.0-4 is enough:<br>
<br>
root@apu2a:/home/sysadmin/src/<wbr>veth# cat settings.example<br>
export HOSTS="server client delay mbox"<br>
<br>
# I’ve been a bad boy and did sudo make install in iproute2-cake-next<br>
export TC=/sbin/tc<br>
root@apu2a:/home/sysadmin/src/<wbr>veth# ./vsetup.sh<br>
Cannot remove namespace file "/var/run/netns/server": No such file or directory<br>
Cannot remove namespace file "/var/run/netns/client": No such file or directory<br>
Cannot remove namespace file "/var/run/netns/delay": No such file or directory<br>
Cannot remove namespace file "/var/run/netns/mbox": No such file or directory<br>
net.ipv4.ip_forward = 1<br>
net.ipv6.conf.all.forwarding = 1<br>
net.ipv4.ip_forward = 1<br>
net.ipv6.conf.all.forwarding = 1<br>
net.ipv4.ip_forward = 1<br>
net.ipv6.conf.all.forwarding = 1<br>
net.ipv4.ip_forward = 1<br>
net.ipv6.conf.all.forwarding = 1<br>
RTNETLINK answers: File exists<br>
net.ipv4.ip_forward = 1<br>
net.ipv6.conf.all.forwarding = 1<br>
net.ipv4.ip_forward = 1<br>
net.ipv6.conf.all.forwarding = 1<br>
net.ipv4.ip_forward = 1<br>
net.ipv6.conf.all.forwarding = 1<br>
net.ipv4.ip_forward = 1<br>
net.ipv6.conf.all.forwarding = 1<br>
root@apu2a:/home/sysadmin/src/<wbr>veth# ./vcake.sh<br>
root@apu2a:/home/sysadmin/src/<wbr>veth# ip netns exec server flent -H 10.10.2.2 rrul_be<br>
Started Flent 1.1.1-git-5daa2b3 using Python 2.7.13.<br>
Starting rrul_be test. Expected run time: 70 seconds.<br>
WARNING: Program exited non-zero.<br>
Runner class: NetperfDemoRunner<br>
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,<wbr>REMOTE_CONG_CONTROL,TRANSPORT_<wbr>MSS,LOCAL_TRANSPORT_RETRANS,<wbr>REMOTE_TRANSPORT_RETRANS,<wbr>LOCAL_SOCKET_TOS,REMOTE_<wbr>SOCKET_TOS,DIRECTION,ELAPSED_<wbr>TIME,PROTOCOL,LOCAL_SEND_SIZE,<wbr>LOCAL_RECV_SIZE,REMOTE_SEND_<wbr>SIZE,REMOTE_RECV_SIZE<br>
Return code: 255<br>
Stdout: establish control: are you sure there is a netserver listening on 10.10.2.2 at port 12865?<br>
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<br>
<br>
...<br>
<div class="HOEnZb"><div class="h5">______________________________<wbr>_________________<br>
Cake mailing list<br>
<a href="mailto:Cake@lists.bufferbloat.net">Cake@lists.bufferbloat.net</a><br>
<a href="https://lists.bufferbloat.net/listinfo/cake" rel="noreferrer" target="_blank">https://lists.bufferbloat.net/<wbr>listinfo/cake</a><br>
</div></div></blockquote></div><br></div>