Create the structure 1mkdir myapp 2cd myapp && go mod init myapp 3go mod tidy The steps Create the proto file descript the message 1syntax = "proto3"; 2package proto; 3 4option go_package = "./proto"; 5 6//A sample service which contains all our rpc. 7service MyService{ 8 //The definition of …

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Usually for serivce better performance. we can use GRPC and multiple instance deployment for app, then the GRPC load balancing is challenges Create Grpc headless service for Grpc app when multiple instance is enable for GRPC service in order to load balacing the GRPC service, needs create headless service let client …

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Create eks node group label and taint 1labels = { 2 "node-group" : "spotInstances" 3} 4taints = [ 5 { 6 effect = "NO_SCHEDULE" 7 key = "devops" 8 value = "forceSchedule" 9 } 10] Create priorityClass one to placeholder other one to nornal schedule 1apiVersion: scheduling.k8s.io/v1 …

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View all listener 1lsof -i Login in kubernetes node use ssh Find out the container 1#find process id in specific container 2docker top docker ps|grep "istio-proxy_productpage"|cut -d " " -f1 3# find the pid and use nsenter to container network namespace 4nsenter -n –target PID 5# View the details of …

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installing the istio 1# downloading the istio compress archive and the script will auto uncompress 2curl -L https://istio.io/downloadIstio | ISTIO_VERSION=1.16.1 sh - 3# for easier usage 4export PATH=$PWD/bin:$PATH 5# check the version 6./bin/istioctl version 7# check the requirments 8./bin/istioctl x precheck 9# …

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