Thanks Benoit for the information. Regards -Prashant
On Tue, Sep 29, 2020 at 3:14 PM Benoit Ganne (bganne) <bga...@cisco.com> wrote: > > Hi Prashant, > > > 1. What is the expected performance benefit if RDMA driver is used in > > VPP instead of DPDK driver ? > > - out-of-the-box support for Mellanox CX4/5 NIC in VPP. DPDK Mellanox > support is not compiled by default in VPP, but you can enable it by adding > DPDK_MLX[4|5]_PMD=y in your env when building VPP dependencies, however it is > harder for us to support than RDMA driver > - dynamic interfaces creation/deletion at runtime, contrary to DPDK where > everything must be configured at init time (and any config change requires a > restart) > - does not require hugepages which simplifies deployment esp. in containers > > > 2. Which NIC's are supported with RDMA driver in VPP ? > > Mellanox CX4 and CX5. CX6 should be supported too but has not been widely > tested. > > > Conversely are there any NIC's which are supported by DPDK > > driver in VPP which are not supported by RDMA ? > > Of course: ark, atlantic, avp, axgbe, bnxt, cxgbe, dpaa2, e1000, ena, enetc, > enic, fm10k, hinic, hns3, ice, igc, ixgbe, netvsc, nfp, octeontx, octeontx2, > vdev_netvsc to name a few. > > ben
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