The missing pieces of the infamous replay-and-resynchronize attack against the automotive Remote Keyless Entry (RKE) systems. It has been a while since we first spoke and published a blog post about RollBack at BlackHat and here on Medium, respectively. We appreciate how many people have reached out to us, read…

We continue our quest on the offloading topic (Part VII/A) and investigate the packet processing performance with pktgen. Architecture For the measurements, I prepare the machines to materialize the architecture depicted below. The setup is more or less the same we had previously. The Host on the left-hand side (let’s call…

Is it beneficial to offload OvS datapath to the hardware? Does it matter if the kernel or DPDK datapath is offloaded? In this episode, I dig a bit deeper into the OvS offloading matters, and I also explain how the packet processing is done with OvS running on the SmartNIC. …

How I get DPDK up and running on a Bluefield-2 SmartNIC, and what is its performance when measured with pktgen and testpmd. In the previous part, we have installed the latest Ubuntu operating system on the Bluefield, supplied by the vendor itself. This release includes DOCA, DPDK, OvS, and all…

In this episode, we will install the latest Bluefield OS on the Bluefield-2 DPU from scratch. As a result, we will be given a fresh system with DPDK and DOCA pre-installed. Preamble In the last episode, Part IV., I had some trouble accessing the Bluefield after firing up my ultimate Cloudlab…

In this episode, we scrutinize the performance of the Bluefield-2 SmartNIC in our two-node cluster deployed at Cloudlab. We had quite a bumpy road in reaching this point, but we finally did it. …

In this tutorial, we go through all necessary steps to configure and fire up an experiment with two Bluefield-2 SmartNICs connected back to back atthe Cloudlab facility at the University of Clemson. Ultimate Cloudlab Setup for NVIDIA / Mellanox Bluefield-2 Experiments Disclaimer While this part is a sequel of my series with the same title as “NVIDIA Mellanox Bluefield-2 SmartNIC…

After firing up an experiment in Cloudlab and getting our hands dirty with Bluefield-2, we continue our journey by elaborating on the different modes of operation and install DPDK on the Bluefield-2. In Part I., we have installed all necessary drivers on r7525 machines at the Clemson facility of Cloudlabs…