[dpdk-users] General Questions

[Stephen Hemminger]

On Thu, 9 Apr 2020 06:11:28 +0000
Cristofer Martins <CristoferMartins at hotmail.com> wrote:

> Well the reason i thought about using dpdk(together with a user space tcp stack) is because my tcp code spend so much time with syscalls that removing that would allow better throughput and latency. Is this a valid reason? My software runs in single core(and most of time in cheap vps) so i want to extract the best i can from them.
> The other question is, can dpdk runs alongside with the linux network stack? I want to use dpdk in my special app but i still want to have ssh and apps working as expected without any modification.
> 
> Thanks in advance.
> 

If you are doing syscalls in your DPDK application, then you are defeating the point
of DPDK and you are better off using the kernel networking stack.