dpdk.md

install

get latest dpdk:

wget https://fast.dpdk.org/rel/dpdk-22.11.1.tar.xz

C compiler such as gcc (version 4.9+) or clang (version 3.4+), and pkg-config or pkgconf:

apt update

apt upgrade

apt install build-essential

check python version:

python --version

reqs:

apt install meson

apt install ninja-build

apt install python3-pyelftools

apt install libnuma-dev

Huge pages:

echo 1024 > /sys/kernel/mm/hugepages/hugepages-2048kB/nr_hugepages

echo 1024 > /sys/devices/system/node/node0/hugepages/hugepages-2048kB/nr_hugepages

echo 1024 > /sys/devices/system/node/node1/hugepages/hugepages-2048kB/nr_hugepages

Compiling the DPDK Target from Source

unzip:

tar xJf dpdk-22.11.1.tar.xz

cd dpdk-stable-22.11.1

meson setup build

build:

cd build

ninja

ninja install

ldconfig

setup NIC:

 cd dpdk-stable-22.11.1/

   ./usertools/dpdk-devbind.py --status

   ip link set dev enp6s0f0 down
   
   ./usertools/dpdk-devbind.py --status ( ../../dpdk-stable-22.11.1/usertools/dpdk-devbind.py --status)
   
   echo 1 > /sys/module/vfio/parameters/enable_unsafe_noiommu_mode
   
   ./usertools/dpdk-devbind.py --bind=vfio-pci enp6s0f0 (../../dpdk-stable-22.11.1/usertools/dpdk-devbind.py --bind=vfio-pci enp6s0f0)
   
   ./usertools/dpdk-devbind.py --bind=vfio-pci 0000:06:00.0 (../../dpdk-stable-22.11.1/usertools/dpdk-devbind.py --bind=vfio-pci 0000:06:00.0)
   
./usertools/dpdk-devbind.py --status

info:

https://docs.google.com/document/d/1VDzg9zsM2JPhYn_QEuc1rGJJd0fpWVNZznAM2qUcLu8/edit

../../dpdk-stable-22.11.1/usertools/dpdk-devbind.py -u 06:00.0

../../dpdk-stable-22.11.1/usertools/dpdk-devbind.py -b ixgbe 06:00.0

ifconfig enp6s0f0 up

ifconfig enp6s0f0 10.10.1.2/24 (NODE 1) ifconfig enp6s0f0 10.10.1.1/24 (NODE 0)

make playground helloworld

mkdir -p build; cd build; cmake -DCMAKE_BUILD_TYPE=Release ..; make -j $(nproc)

HELLOWORLD in playground:

./helloworld/helloworld -- -r

sudo ./helloworld/helloworld -l 0,1 -- -s

./helloworld/helloworld -- -s