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原创如何在Jenkins Container中安装Dotnet SDK

起了一个Jenkins的Container，遇到的问题是需要在容器里装一个dotnet sdk。后来发现应该先把package拉到container再install.

2023-11-10 09:26:05 423 1

原创 MacOS记录brew install riscv-tools 遇到的warning

【代码】MacOS记录brew install riscv-tools 遇到的warning。

2023-06-21 13:36:46 412

原创 k8s学习日志3 - Application Lifecycle Management & Cluster Maintenance

1. LoggingMetrics Server//获取Metrics Server的两种方法，第一种：通过minikubeminikube addons enable metrics-server//第二种：通过githubgit clone https://github.com/kubernetes-incubator/metrics-server.git//然后进入下载下来的文件夹kubectl create –f .//用metrics server查看node和pod的cpu,

2022-05-15 12:39:27 206

原创 AWS学习日志 - IAM

IAM1. Users & GroupsIAM = Identity and Access Management, Global ServiceRoot account created by default, shouldn’t be used or sharedUsers are people within your organization, can be groupedGroups only contain users, not other groupsUsers don’t ha

2022-04-04 10:26:26 410

原创 EKS on AWS 学习日志

eksctl create cluster -f [ClusterConfig yaml文件名]##CloudFormation -> Stack##EC2 -> instances(有nodegroup)##EKS -> Clustereksctl get clustereksctl get nodegroup --cluster [cluster名]eksctl scale nodegroup --cluster=[cluster名] --nodes=[目标node数目]

2022-03-26 09:17:43 296

原创 AWS 学习日志 - ELB & ASG, Route 53

ELB & ASGScalability:Vertical Scalability: increasing the size of instance, e.g. t2.micro -> t2.large(non-distributes system like database)Horizontal Scalability: increasing the number of instance(distributed system like web/modern app)High

2022-03-26 09:16:15 1046

原创 AWS 学习日志 - EC2 & VPC

VPC(Virtual Private Cloud)CIDR(Careless Inter-Domain Routing): a method for allocating IP addressesCIDR <=> IPv4 transfer linkThey help to define an IP address range:WW.XX.YY.ZZ/32 => one IP0.0.0.0/0 => all IPs192.168.0.0/26 => 192.1

2022-03-14 13:14:45 1230

原创 helm 学习日志

1. Introhelm是一个package manager##search所有网上的charthelm search hub##search所有网上特定的charthelm search hub [chart名]##add特定的repohelm repo add [repo名] [下载地址]##查看repo listhelm repo list##remove repohelm repo remove [repo名]##search某个repo下的所有charthelm sear

2022-03-02 21:28:53 1712

原创 k8s学习日志2 - Scheduling

Taint & Tolerations; Label Selectors & Node Affinity

2022-02-16 16:56:25 848

原创本地搭建k8s集群日志

操作系统：macos最开始想参照minikube官网搭建一个集群，步骤如下：安装minikubebrew install minikube用minikube创建集群minikube start --nodes 2 -p multinode-demo在这一步就遇到了问题，日志没有报错，但在拉取镜像kicbase的时候一直处于0进度，google了很多发现国内拉这个镜像就是有问题，于是看到有各种各样的解决方法，比如minikube start启动集群失败Unable to find im

2022-01-29 12:42:34 882

原创 k8s学习日志1 - Pod, RC, RS, Deployment, Update and Rollback, Service

//显示节点信息kubectl get nodes//显示所有信息(看到pod, rs, deployment)kubectl get all//同时显示pod, servicekubectl get pods,svc//创建podkubectl run [pod的名字] --image=[image的名字]//创建pod的时候apply和create作用一样，用yaml创建podkubectl apply -f [yaml文件名]或kubectl create -f [yaml文件

2022-01-29 12:41:39 1642

原创 Java Basic Notes

Java Basic NotesArrays.methodsArray：//Copy an arrayArrays.copyOf(T[] original， int newLength);Arrays.copyOfRange(T[] original, int from, int to);Different length:array.length;collection.size();int can not be directly transferred to char, bu

2021-03-15 15:00:10 184 2

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