[LEDE-DEV] MT7621: EdgerouterX

[Philip Prindeville]

What happens if you allocate more buffers and increase your watermarks but leave the maximum latency the same?




> On Mar 30, 2017, at 11:53 AM, Milan Kočvara <milankocvara at gmail.com> wrote:
> 
> Hello.
> I have 2 Question, please
> 1. It is possible to rewrite the driver for MT761 to allow change the MTU greather than 1500? If not, why? Some scenarios need jumboframe enable
> 
> 2. Edgerouter x with ubiquiti firmware has troughput between 2 routed interfaces with frames 1518B in about 500Mbit.
> 256B about 300Mbit.
> 64B about 35Mbit.
> I did test for many frames length. I can share, If is needed.
> With LEDE 17.01 is half of these values. (64B 17Mbit etc..... I did test for many frames again. - without modules for nat(conntrack..). Just with for_life_needed modules)
> It seems, LEDE cannot use more cpus and ksoftirq use just one. (TOP said 25% CPU load. - it has 4CPUs). It is known issue or just feature?
> 
> Thanks BR Milan