tinc performance relatively slow

Jonathan Plews pl3w5y at yahoo.co.uk
Tue May 5 14:32:50 CEST 2020


On Tue, 5 May 2020 10:56:01 +0200
Pallinger Péter <pallinger at dsd.sztaki.hu> wrote:

> On Mon, 4 May 2020 18:45:19 +0200 (CEST)
> Sven-Haegar Koch <haegar at sdinet.de> wrote:
> > On Mon, 4 May 2020, Pallinger Péter wrote:
> > 
> > Make sure to disable compression, that is a known CPU hog.  
> 
> Compression was disabled. I've successfully slowed down my connection
> by enabling compression (at least I know the configuration option is
> used :) ) . I managed to get speeds of up to ~500Mb by using the
> configuration below. Sometimes. It varies between 350 and 500 Mb.
> 
> Cipher = aes-128-cbc
> Digest = none
> # these did not really have any significant impact
> #ClampMSS = no|yes
> #Compression = 0
> 

Hi,

I didn't study the internals but maybe changing DirectOnly, Forwarding
and IndirectData will have an impact on per packet performance and speed
stability by disabling some of the meshing features?

Although it probably just hit the CPU limits again did you try
Compression 0 vs 1 vs 10?

Sorry that it's just speculation, these are just things I never got
around to investigating back when I used to have a fast NAS and
network.

Regards


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