Basti

Can confirm also with the "Tx Streamer" Block. System Information OS: Ubuntu 22.04.4 GR Installation Method: self compiled GNU Radio Version: 3.10.9.2 (Phython 3.10.12) Flowgraph: Null Source -> RFNoC Tx...

Hey, i tried this and got it to work with all tricks from the [KB Guide](https://kb.ettus.com/USRP_Host_Performance_Tuning_Tips_and_Tricks) I also have a small script to do this after Startup: ```bash #!/bin/bash size=250000000...

Okay, another thing I forgot to mention is to install DPDK. Especially the last point from [this article](https://files.ettus.com/manual/page_dpdk.html) helped a lot by setting the `RT_RUNTIME_SHARE` feature flag. This made a...

Okay, from this point i can only guess: 1. I guess you have, but just to make sure: Have you installed the [NVIDIA MLNX_OFED](https://network.nvidia.com/products/infiniband-drivers/linux/mlnx_ofed/) drivers for dpdk? `(./mlnxofedinstall --dpdk)` Maybe...