[Cerowrt-devel] performance numbers from WRT1200AC (Re: Latest build test - new sqm-scripts seem to work; "cake overhead 40" didn't)
Mikael Abrahamsson
swmike at swm.pp.se
Mon Jun 29 02:12:16 EDT 2015
On Sun, 28 Jun 2015, Sebastian Moeller wrote:
After the modification, the installed policy looks better, I am now not
getting any drops in iperf3 (=ECN is working). Please see link to test
results. From my bw monitoring script, it looks like I am receiving more
than 500 megabit/s though, even though sending is spot on at 500
megabit/s. Yeah, the receiving limiter isn't working at all, I see now in
rrul_be that I am getting full gige speed download.
root at OpenWrt:~# tc -d qdisc
qdisc cake 8005: dev eth0 root refcnt 9 bandwidth 500Mbit diffserv4 flows
raw
linklayer ethernet overhead 42
qdisc ingress ffff: dev eth0 parent ffff:fff1 ----------------
qdisc mq 0: dev eth1 root
qdisc fq_codel 0: dev eth1 parent :1 limit 1024p flows 1024 quantum 300
target 5.0ms interval 100.0ms ecn
qdisc fq_codel 0: dev eth1 parent :2 limit 1024p flows 1024 quantum 300
target 5.0ms interval 100.0ms ecn
qdisc fq_codel 0: dev eth1 parent :3 limit 1024p flows 1024 quantum 300
target 5.0ms interval 100.0ms ecn
qdisc fq_codel 0: dev eth1 parent :4 limit 1024p flows 1024 quantum 300
target 5.0ms interval 100.0ms ecn
qdisc fq_codel 0: dev eth1 parent :5 limit 1024p flows 1024 quantum 300
target 5.0ms interval 100.0ms ecn
qdisc fq_codel 0: dev eth1 parent :6 limit 1024p flows 1024 quantum 300
target 5.0ms interval 100.0ms ecn
qdisc fq_codel 0: dev eth1 parent :7 limit 1024p flows 1024 quantum 300
target 5.0ms interval 100.0ms ecn
qdisc fq_codel 0: dev eth1 parent :8 limit 1024p flows 1024 quantum 300
target 5.0ms interval 100.0ms ecn
qdisc fq_codel 0: dev ifb4eth0 root refcnt 2 limit 1024p flows 1024
quantum 300 target 5.0ms interval 100.0ms ecn
root at OpenWrt:~# tc -d class show dev eth0
class cake 8005:6 parent 8005:
class cake 8005:44b parent 8005:
class cake 8005:50c parent 8005:
class cake 8005:5fc parent 8005:
class cake 8005:716 parent 8005:
class cake 8005:7b3 parent 8005:
class cake 8005:b43 parent 8005:
class cake 8005:c7f parent 8005:
class cake 8005:c87 parent 8005:
class cake 8005:d8d parent 8005:
root at OpenWrt:~# tc -d class show dev ifb4eth0
class fq_codel :32c parent none
I have put the results at http://swm.pp.se/aqm/rrul_150629-cake-1.tar
I also have a small shell script that prints out pps and bw once per
second that I run on my ubuntu machine, just to see approx how much
traffic is being used. Might be useful for someone.
http://swm.pp.se/aqm/measurebw.sh
--
Mikael Abrahamsson email: swmike at swm.pp.se
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