1，虚拟机准备：vmware基于CentOS Linux release 7.9.2009 (Core)搭建三台虚拟机 内核与操作系统版本号:192.168.1.2/192.168.1.3/192.168.1.4配置本地虚拟机可以上网：三台机器的网卡配置分别如下192.168.1.2192.168.1.3192.168.1.4配置完后重启网络 systemctl restart network..

题目：创建ingress 名字为pong 命名空间为ing-internal同时在路径/hi用服务端口5678暴露服务hi创建名命空间kubectl create namespace int-internal创建yml文件touch pong-ingress.yml文件内容：apiVersion: networking.k8s.io/v1kind: Ingressmetadata:name: po

Schedule a pod as follows:name:nginx-kusc00401Image:nginxNode selector:disk-spinning如下：root@lijian:~/k8s# cat pod.ymlapiVersion: v1kind: Podmetadata:name: nginx-kusc00401spec:containers:- name: nginxi

Monitor the logs of podbarand:Extract log lines corresponding to errorunable-to-access-websiteWrite them to/opt/KUTR00101/barroot@lijian:~/k8s# cd /opt/root@lijian:/opt# lltotal 20drwxr-xr-x 5 root ro

kubeadm join 192.168.1.101:6443 --token tkajci.hrpqvfer1jsbkm78 \--discovery-token-ca-cert-hash sha256:3186a65a44a9132d0bc70272749df32240273e3af6b12d16aeaa7dc81b9c0018已成功 明天整理命令

//先将复制因子置为0[root@k8s1 ~]# kubectl scale deployment nginx-deployment --replicas=0 -n defaultdeployment.apps/nginx-deployment scaled[root@k8s1 ~]# kubectl get podsNo resources found in default namespace

1，虚拟机准备：vmware基于CentOS Linux release 7.9.2009 (Core)搭建三台虚拟机 内核与操作系统版本号:192.168.1.2/192.168.1.3/192.168.1.4配置本地虚拟机可以上网：三台机器的网卡配置分别如下192.168.1.2192.168.1.3192.168.1.4配置完后重启网络 systemctl restart network..

收到生产环境告警，一直好好消费的客户端突然有天消费不到消息，事后找出原因：kafka生产者部分节点升级kafka-client的版本，导致发送到kafka的消息版本变高，由于服务端版本没有变，导致低版本的消费端向服务器获取消息时，服务端报异常[2021-01-26 17:50:59,952] ERROR [KafkaApi-1] Error when handling request {repli