Getting started with cloud native -k8s-service

Kubernetes Pod is ordinary. Its doors will be created and will die (birth, death, old age), and they cannot be resurrected. Replication controllers dynamically create and destroy Pods (such as expanding or shrinking the scale, or performing dynamic updates). Each pod consists of its own IP, and these IP can not be continuously dependent over ti ...

Posted on Sun, 05 Dec 2021 14:33:46 -0500 by cuvaibhav

Blog recommends | using Pulsar IO to build streaming data pipeline

This article is translated from the streamnational blog. Original author of the blog: Ioannis Polyzos, StreamNative solution engineer. Original link: https://streamnative.io/blog/...backgroundBuilding a modern data infrastructure has always been a difficult problem for today's enterprises. Today's enterprises need to manage large amounts of het ...

Posted on Wed, 01 Dec 2021 06:40:48 -0500 by Sven70

podman [1] getting started guide

What is podman Podman Is an open source Linux native tool without daemons designed to use the open container initiative( OCI )Containers and Container image Easily find, run, build, share, and deploy applications. Podman provides a command line interface (CLI) familiar to anyone who has used the Docker container engine. Most users can simply a ...

Posted on Mon, 29 Nov 2021 06:09:53 -0500 by wmolina

Echo framework: log configuration management

introduceThrough a complete example, manage logs reasonably in the Echo framework.What are the usage scenarios?Log auto scroll Split into multiple log files Log format modification waitWe will use rk-boot To start the microservice of the Echo framework.Please visit the following address for a complete tutorial:https://rkdocs.netlify.app/cnin ...

Posted on Sun, 28 Nov 2021 19:16:53 -0500 by sheen.andola

Microservice invocation component Feign

How to implement interface call in Java project 1>Httpclient Httpclient is a sub project under Apache Jakarta Common, which is used to provide an efficient, up-to-date and feature rich client programming toolkit supporting HTTP protocol, and it supports the latest version and recommendations of HTTP protocol. Compared with the URLConnec ...

Posted on Sun, 21 Nov 2021 15:13:37 -0500 by margarette_a

gRPC load balancing for Kubernetes

Kubernetes gRPC load balancing gRPC is one of the most popular modern RPC frameworks for inter process communication. It is an excellent choice for microservice architecture. Moreover, there is no doubt that the most popular way to deploy microservice applications is Kubernetes. Kubernetes deployments can have the same back-end instance t ...

Posted on Thu, 18 Nov 2021 06:56:03 -0500 by cx3op

A new idea of command line parsing (described in Go language)

Introduction: by breaking everyone's inherent impression of the command line and re combing the concept of the command line, this paper develops a powerful but very simple command line parsing method. This method supports any number of subcommands and optional and mandatory parameters. Default values can be provided for optional parameters. It ...

Posted on Tue, 16 Nov 2021 21:27:27 -0500 by dhruvasagar

Spring Cloud Alibaba: building a Nacos cluster

Spring Cloud Alibaba: building a Nacos cluster Bloggers are going to build a cluster composed of three Nacos nodes. First, they need to create three virtual machines. The system is CentOS7. Each virtual machine has the same configuration, 2G memory and 8G disk. How to create a virtual machine please refer to this blog: VirtualBox installing C ...

Posted on Thu, 11 Nov 2021 04:50:38 -0500 by serenade2

Chapter 10 network protocol and management configuration

1.1 network concept Computer network is a collection of computers or network devices connected by tangible cables or intangible media such as wireless, and communicating according to certain rules. Network functions and benefits Data and ApplicationsresourcesNetwork storageBackup device Scope classification Wide area network (WAN)Man (metr ...

Posted on Wed, 10 Nov 2021 18:39:53 -0500 by droms

Chapter 6 Advanced Shell script programming

4.2.12 select loop and menu Format: select NAME [in WORDS ... ;] do COMMANDS; done select variable in list ;do Loop command done explain: The select loop is mainly used to create menus. The menu items arranged in numerical order are displayed on the standard error, and the PS3 prompt is displayed for user inputThe user enters a number ...

Posted on Sun, 07 Nov 2021 17:24:37 -0500 by warren