On Tue, 12 Apr 2022 13:09:51 -0700 Yang Luan <[email protected]> wrote:
> Hi, > > We have an application using DPDK on AWS and would like to port it to > Azure. What would be recommended PMD to use? If I understand correctly, we > can either use the Netvsc PMD or the vdev_Netvsc PMD. It seems the Netvsc > PMD is newer. Short answer: Netvsc PMD is faster and can handle events better. vdev_netvsc/failsafe/tap is slower but can emulate some types of rte_flow. > > An alternative is to use the mlx4 PMD by only attaching to the mlx NIC's > PCI address. As I understand it, the concern is the mlx nic may not receive > all the packets. We run a proprietary UDP based protocol on top of DPDK. > Are all UDP packets guaranteed to be received by the mlx NIC? That won't work. the MLX device only sees established flows.
