Good morning Shane, Can you verify what Linux kernel you are using? See the bottom section of this KB article: https://kb.ettus.com/Getting_Started_with_DPDK_and_UHD
Thanks, Dylan Baros Sent from my iPhone > On Jun 23, 2022, at 10:47 AM, Shane Flandermeyer > <shaneflanderme...@gmail.com> wrote: > > > Hello, > > I'm trying to configure UHD to work with DPDK and my Intel X550T NIC. When > running the benchmark_rate UHD example, the x310 drops packets and gives > sequence errors even at lower sample rates. Below is an example of the output > from the script. Have I configured something incorrectly? > > /usr/local/lib/uhd/examples# ./benchmark_rate --rx_rate 100e6 --args > "addr=192.168.40.2,use_dpdk=1" > > [INFO] [UHD] linux; GNU C++ version 11.2.0; Boost_107400; DPDK_21.11; > UHD_4.2.0.HEAD-0-g46a70d85 > EAL: Detected CPU lcores: 16 > EAL: Detected NUMA nodes: 1 > EAL: Detected shared linkage of DPDK > EAL: Multi-process socket /var/run/dpdk/rte/mp_socket > EAL: Selected IOVA mode 'PA' > EAL: No available 1048576 kB hugepages reported > EAL: VFIO support initialized > EAL: Using IOMMU type 8 (No-IOMMU) > EAL: Probe PCI driver: net_ixgbe (8086:1563) device: 0000:b3:00.0 (socket 0) > TELEMETRY: No legacy callbacks, legacy socket not created > [00:00:00.000411] Creating the usrp device with: > addr=192.168.40.2,use_dpdk=1... > [INFO] [X300] X300 initialization sequence... > [INFO] [X300] Maximum frame size: 8000 bytes. > [INFO] [X300] Radio 1x clock: 200 MHz > Using Device: Single USRP: > Device: X-Series Device > Mboard 0: X310 > RX Channel: 0 > RX DSP: 0 > RX Dboard: A > RX Subdev: UBX RX > RX Channel: 1 > RX DSP: 1 > RX Dboard: B > RX Subdev: UBX RX > TX Channel: 0 > TX DSP: 0 > TX Dboard: A > TX Subdev: UBX TX > TX Channel: 1 > TX DSP: 1 > TX Dboard: B > TX Subdev: UBX TX > > [00:00:02.819147387] Setting device timestamp to 0... > [00:00:02.821865134] Testing receive rate 100.000000 Msps on 1 channels > [00:00:03.355548206] Detected Rx sequence error. > D[D00:00:04.355894703] Detected Rx sequence error. > [D00:00:05.356027514] Detected Rx sequence error. > [00:00:06.355927093] Detected Rx sequence error. > D[00:00:07.355947814] Detected Rx sequence error. > D[D00:00:08.355300086] Detected Rx sequence error. > [D00:00:09.355619635] Detected Rx sequence error. > [D00:00:10.355006440] Detected Rx sequence error. > [D00:00:11.355740470] Detected Rx sequence error. > [D00:00:12.354932569] Detected Rx sequence error. > [00:00:12.822469413] Benchmark complete. > > > Benchmark rate summary: > Num received samples: 961039704 > Num dropped samples: 38916012 > Num overruns detected: 0 > Num transmitted samples: 0 > Num sequence errors (Tx): 0 > Num sequence errors (Rx): 10 > Num underruns detected: 0 > Num late commands: 0 > Num timeouts (Tx): 0 > Num timeouts (Rx): 0 > > > Done! > _______________________________________________ > USRP-users mailing list -- usrp-users@lists.ettus.com > To unsubscribe send an email to usrp-users-le...@lists.ettus.com
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