>is there a way to improve network performance on my instances with VXLAN?
>I changed the MTU on physical interfaces to 1600, still performance it's lower 
>than in baremetal hosts:

Do you have VXLAN hardware offloading on the NIC?
I think you are hitting the maximum speed you can do encapsulation in software.
You will need network cards that can do VXLAN offloading to go to similar speed 
as hardware (10Gbit).

Cheers,
Robert van Leeuwen


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