###### tags: `DPDK Test`
# Intel X710 10GB DPDK Setting

安裝與配置
https://hackmd.io/@yenpc/S1DDT9fAQ
其他安裝與配置
https://www.itread01.com/content/1524632297.html
https://inuyashaos.blogspot.com/2020/05/dpdk-ubuntu.html
https://www.codeleading.com/article/11364273130/
https://www.xknote.com/ask/60fb39a70d7bf.html

DPDK Intel NIC Performance Report
https://fast.dpdk.org/doc/perf/DPDK_20_05_Intel_NIC_performance_report.pdf

### 範例環境 Ubuntu 20.04

apt-get update
apt-get install librte-net-i40e21
apt-get install meson
apt-get install gcc
apt-get install python3-pyelftools

sudo apt-get install make gcc python libpcap-dev libnuma-dev pkg-config -y

sudo apt-get update
### 用編輯方式複製
sudo apt-get install -y python libpcap-dev build-essential linux-headers-`uname -r` libnuma-dev pkg-config gcc libnuma-dev libpcre3 libpcre3-dev libssl-dev

### Build DPDK
https://doc.dpdk.org/guides-20.11/linux_gsg/build_dpdk.html

#### Boot and DPDK Settings

#### BOOT Settings
vi /etc/default/grub

default_hugepagesz=1G hugepagesz=1G hugepages=16 intel_iommu=on iommu=pt isolcpus=32-47 nohz_full=32-47 rcu_nocbs=32-47

sudo update-grub
reboot
cat /proc/cmdline

#### DPDK Settings
cd examples/
vi /l3fwd/l3fwd.h
add
#define RTE_TEST_RX_DESC_DEFAULT 4096
#define RTE_TEST_TX_DESC_DEFAULT 4096

meson -Dexamples=12fwd,13fwd build
cd build
apt-get install ninja-build
ninja
ninja install
ldconfig

DPDK and i40e FW 推薦匹配列表
https://doc.dpdk.org/guides/nics/i40e.html

## Running testpmd
https://doc.dpdk.org/guides-16.11/nics/i40e.html
https://doc.dpdk.org/guides-20.11/nics/build_and_test.html#pmd-build-and-test
https://www.twblogs.net/a/5c45ce4ebd9eee35b3a72c32
重新開機後要在執行一次
#modprobe vfio-pci
dpdk-stable-20.11.3#./usertools/dpdk-devbind.py --bind vfio-pci 0000:66:00.0
dpdk-stable-20.11.3#./usertools/dpdk-devbind.py --bind vfio-pci 0000:66:00.1
!要移除LAN cable再執行

/dpdk-stable-20.11.3/build/app#./dpdk-testpmd -c 0x1 -n 4 -a 66:00.0 -- -i

./build/examples/dpdk-l3fwd -l 46-47 -n 4 -a 0000:66:00.0 -- -p 0x1 --config='(0,0,47)(0,1,46)'

### spirent setting

./build/examples/dpdk-l3fwd -l 46-47 -n 4 -a 0000:66:00.0 -- -p 0x1 --config='(0,0,47)(0,1,46)'
./build/examples/dpdk-l3fwd -l 47 -n 4 -a 0000:66:00.0 -- -p 0x1 --config='(0,0,47)'

### 範例
Running testpmd
#modprobe vfio-pci
dpdk-stable-20.11.3#./usertools/dpdk-devbind.py --bind vfio-pci 0000:66:00.0
dpdk-stable-20.11.3#./usertools/dpdk-devbind.py --bind vfio-pci 0000:66:00.1

/dpdk-stable-20.11.3/build/app#./dpdk-testpmd -c 0x1 -n 4 -a 66:00.0 -- -i (用編輯模式copy)

apt-get install linux-tools-5.11.0-16-generic
cpupower frequency-set -g performance
cpupower -c 46-47 idle-set -d 1
cpupower -c 46-47 monitor

service qat_service stop
service ufw stop
service unattended-upgrades stop
service openvpn stop

ifconfig ens98f0 mtu 9000
ifconfig ens98f1 mtu 9000

#### 1 Port
./build/examples/dpdk-l3fwd -l 47 -n 4 -a 0000:66:00.0 -- -p 0x1 --config='(0,0,47)'
#### 2 Port
./build/examples/dpdk-l3fwd -l 46-47 -n 4 -a 0000:66:00.0 -a 0000:66:00.1 -- -p 0x3 --config='(0,0,47),(1,0,46)'