[tor-relays] "NumCPUs 2" or 2 copies of Tor?

[Moritz Bartl]

On 07.08.2013 22:11, Steve Snyder wrote:
> Given plenty of RAM, a muti-core CPU and a single IP address, which is
> more efficient:
> 
> a single instance of Tor configured with "NumCPUs 2" or 2 instances of
> Tor configured with "NumCPUs 1" and different port numbers?

Tor does not scale well across multiple cores. If you hit a single core
limit, you will have to spin up more processes. NumCPU does not help much.

-- 
Moritz Bartl
https://www.torservers.net/