openvpn and system overhead

[Andrey V. Elsukov]

On 17.04.2019 21:09, Jim Thompson wrote:
> and twice the number of context switches.  Making things worse, the
> “IP stack” inside OpenVPN is single-threaded, and processes one
> packet at a time, so all the overheads accrue to each packet, rather
> than being amortized across several packets.

Hi,

Have you thought to hack openvpn to use SO_REUSEPORT_LB and then run
several processes to service several tunnels?

-- 
WBR, Andrey V. Elsukov

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