[Bloat] fq_codel on bridge throughput test/config

[Toke Høiland-Jørgensen]

Dev <dev at logicalwebhost.com> writes:

> Okay, thanks to some help from the list, I’ve configured a transparent bridge running fq_codel which works for multiple subnet traffic. Here’s my setup:
>
> Machine A ——— 192.168.10.200 — — bridge fq_codel machine B —— laptop C 192.168.10.150
> Machine D ——— 192.168.3.50 — —| 
>
> On Machine A:
>
> straight gigE interface 192.168.10.200
>
> Bridge Machine B: enp3s0 mgmt interface
> 				enp2s0 bridge interface 1
> 				enp1s0 bridge interface 2
> 				br0 bridge for 1 and 2
> 	
> 	# The loopback network interface 
> 	auto lo br0 
> 	iface lo inet loopback 
>
> 	# The primary network interface 
> 	allow-hotplug enp3s0 
> 	iface enp3s0 inet static 
> 		 address 172.16.0.5/24 
> 		 gateway 172.16.0.5 
> 		dns-nameservers 8.8.8.8
>
>  	iface enp1s0 inet manual 
> 		 tc qdisc add dev enp1s0 root fq_codel 
>
> 	 iface enp2s0 inet manual 
> 		tc qdisc add dev enp2s0 root fq_codel 
>
> 	 # Bridge setup 
> 	iface br0 inet static 
> 		bridge_ports enp1s0 enp2s0 
> 		address 192.168.3.75 
> 		broadcast 192.168.3.255 
> 		netmask 255.255.255.0 
> 		gateway 192.168.3
>
> note: I still have to run this command later, will troubleshoot at
> some point (unless you have suggestions to make it work):

You can try setting the default qdisc to fq_codel; put:

net.core.default_qdisc=fq_codel

in /etc/sysctl.conf

-Toke