This page <https://doc.dpdk.org/guides-18.11/nics/bnxt.html> indicates it has some support.
On Tue, Nov 16, 2021 at 12:30 PM Marcus D. Leech <patchvonbr...@gmail.com> wrote: > On 2021-11-16 03:11, Guillermo Ortas Delgado wrote: > > No reason, just testing for the maximum supported MTU by DPDK. Any higher > than that will throw an error. Setting the parameter to 9000 doesn’t make > any difference wrt to 9600, or even a lower value in my case. > > > > Also, I have observed this behavior when trying to increase the descriptors > > · dpdk_num_mbufs=4096 and dpdk_num_desc=2048 à benchmark_rate > fails to launch (gets stuck after [INFO] [X300] X300 initialization > sequence...) > > · dpdk_num_mbufs=8192 and dpdk_num_desc=2048 à benchmark_rate > launches and completes, but throws plenty of errors in the process saying > bnxt_rx_pkt(): > mbuf alloc failed, dropping plenty of samples (i.e. 3%) even at 25Msps > and timeouts happen. > > · dpdk_num_mbufs=32768 and dpdk_num_desc=4096 à benchmark_rate > launches and completes with no error messages, but drops plenty of samples > (i.e. 3%) even at 25Msps, but no timeouts. > > > > All of the above happens with the [INFO] [X300] Maximum frame size: 1556 > bytes message that started this thread. > > > > bnxt is the driver that DPDK loads to manage the eight (8) Broadcom > BCM57414 NetXtreme-E 10Gb network interfaces that I have to manage my four > (4) USRPs X310. For this test I’m just using two interfaces for a single > x310. > > > > Any ideas? > > > > Best, > > Guillermo > > > > > > > > > > *So, for DPDK 18.11, which is the version supported by current UHD, I see > NO evidence that DPDK even supports the bnxt driver--only Intel and > Mellanox. But I understand that can be mis-leading. The fact that it was > never tested against a given 10G NIC driver doesn't mean that it won't > work. https://doc.dpdk.org/guides-19.08/rel_notes/release_18_11.html# > <https://doc.dpdk.org/guides-19.08/rel_notes/release_18_11.html#> * >
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