[tor-dev] performance of CREATE/CREATED handshake

[teor]

> On 13 Oct 2016, at 00:57, Yawning Angel <yawning at schwanenlied.me> wrote:
> 
> On Wed, 12 Oct 2016 13:37:24 +0200
> Rob van der Hoeven <robvanderhoeven at ziggo.nl> wrote:
>> 2) The average CPU-time it takes to perform a CREATE/CREATED
>> handshake.
> 
> This "depends" entirely on your CPU and which handshake is used, though
> I don't particularly consider TAP handshake performance relevant
> because it is slow and superseded by ntor.

In 0.2.9 and later, TAP is only used by the receiving party in the hidden
service protocol. (That is, client intro and service rendezvous.)

Also, relays that only have TAP onion keys are ignored by authorities,
other relays, and clients.

T

> 
> `src/test/bench` will give concrete numbers (~140 usec on a modern
> Intel processor).
> 
> Regards,
> 
> --
> Yawning Angel
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T

--
Tim Wilson-Brown (teor)

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