Yongkun Anfernee Gui anfernee

iperf result when vhost is enabled:

root@anfernee-XPS-8700:/home/anfernee/VM/images# iperf3 -c 192.168.122.41
Connecting to host 192.168.122.41, port 5201
[  5] local 192.168.122.1 port 50716 connected to 192.168.122.41 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec  4.72 GBytes  40.6 Gbits/sec    0   1.95 MBytes       
[  5]   1.00-2.00   sec  4.97 GBytes  42.7 Gbits/sec    0   2.64 MBytes

Prerequisite

Create VM in google cloud:

gcloud compute instances create $INSTANCE --image-project=ubuntu-os-cloud --image-family ubuntu-2004-lts --min-cpu-platform="Intel Skylake" --machine-type="n1-standard-32" --zone=us-central1-c --network-interface='' --network-interface network=custom-network1,subnet=subnet1

Install libvirt:

sudo apt update && sudo apt install libvirt-daemon-system libvirt-clients virtinst

List available filter functions:

cat /sys/kernel/debug/tracing/available_filter_functions

ChatGPT says:

cat /proc/kallsyms | grep ' [Tt] '

Serial port 1 (console) output for gke-a54a21-cppv
�[2J�[01;01H�[=3h�[2J�[01;01HCSM BBS Table full.
BdsDxe: loading Boot0001 "UEFI Google PersistentDisk " from PciRoot(0x0)/Pci(0x3,0x0)/Scsi(0x1,0x0)
BdsDxe: starting Boot0001 "UEFI Google PersistentDisk " from PciRoot(0x0)/Pci(0x3,0x0)/Scsi(0x1,0x0)

UEFI: Attempting to start image.
Description: UEFI Google PersistentDisk 
FilePath: PciRoot(0x0)/Pci(0x3,0x0)/Scsi(0x1,0x0)
OptionNumber: 1.

	2023-06-22T03:48:44Z [debug] Used defaults from parsed flat file config @ /etc/cni/net.d/whereabouts.d/whereabouts.conf
	2023-06-22T03:48:44Z [debug] ADD - IPAM configuration successfully read: {Name:whereaboutsexample Type:whereabouts Routes:[] Addresses:[] IPRanges:[{OmitRanges:[] Range:192.168.2.224/28 RangeStart:192.168.2.224 RangeEnd:<nil>}] OmitRanges:[] DNS:{Nameservers:[] Domain: Search:[] Options:[]} Range: RangeStart:<nil> RangeEnd:<nil> GatewayStr: LeaderLeaseDuration:1500 LeaderRenewDeadline:1000 LeaderRetryPeriod:500 LogFile:/var/log/whereabouts.log LogLevel:debug ReconcilerCronExpression:30 4 * * * OverlappingRanges:true SleepForRace:0 Gateway:<nil> Kubernetes:{KubeConfigPath:/etc/cni/net.d/whereabouts.d/whereabouts.kubeconfig K8sAPIRoot:} ConfigurationPath: PodName:netshoot-deployment-77bc5477c4-dc7mw PodNamespace:default NetworkName:}
	2023-06-22T03:48:44Z [debug] Beginning IPAM for ContainerID: ceed7f96e1b31566dec70bdde1d6ea7b8f20ce1f8c3599b4415ba9e7acf3db00
	2023-06-22T03:48:44Z [debug] Started

	# Install the necessary tools.
	sudo apt-get update && sudo apt-get install build-essential git make coreutils -y

	# Install clang-10 llvm-10.
	echo "Running ebpf unit test, installing clang-10 and llvm-10"
	sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 15CF4D18AF4F7421
	sudo add-apt-repository -y "deb http://apt.llvm.org/focal/ llvm-toolchain-focal-10 main"
	sudo apt-get update && sudo apt install clang-10 llvm-10 -y

	# Install the newest version of golang.

	# Install the newest version of golang.
	sudo add-apt-repository ppa:longsleep/golang-backports -y && sudo apt update && sudo apt install golang-go -y

	# Install clang-11 and llvm-11 and make
	sudo apt install clang-11 llvm-11 -y make

	# Update the clang command used for test
	export CLANG=clang-11
	export LLC=llc-11

	---
	apiVersion: apps/v1
	kind: DaemonSet
	metadata:
	name: kindnet
	namespace: kube-system
	labels:
	tier: node
	app: kindnet
	k8s-app: kindnet

	apiVersion: apps/v1
	kind: Deployment
	metadata:
	name: nginx-deployment
	labels:
	app: nginx
	spec:
	replicas: 3
	selector:
	matchLabels:

	# Generated by iptables-save v1.6.1 on Wed Aug 4 16:59:19 2021
	*mangle
	:PREROUTING ACCEPT [856536:2689798381]
	:INPUT ACCEPT [846190:2658161040]
	:FORWARD ACCEPT [10346:31637341]
	:OUTPUT ACCEPT [838510:556224859]
	:POSTROUTING ACCEPT [848856:587862200]
	:KUBE-KUBELET-CANARY - [0:0]
	:KUBE-PROXY-CANARY - [0:0]
	COMMIT