[strongSwan] Strongswan 5.1.3: traffic processing spans to only one core in a multi-core environment

[Martin Willi]

Hi,

> By stressing with traffic it seems I can achieve maximum 43% line rate 
> for larger Pkt size (1400b) and only 28% line rate for smaller packet 
> size (256b).
> 
> Looking at the top output it seems that only 1 core is occupied and 
> reaches to 100% of consumption.

This is what to expect, and has been discussed a few times, for example
at [1].

Regards
Martin

[1]https://www.mail-archive.com/users@lists.strongswan.org/msg07386.html