SundayLe

历久尝新

Bind DNS服务器配置

环境信息Master DNS: 192.168.1.91Slave DNS: 192.168.1.43Slave DNS: 192.168.1.44LVS MASTER: 192.168.1.46LVS BACKUP: 192.168.1.921yum install -y bind bind-chroot bind-utils 1234567891011121314151617181920......

Posted by Sunday on 2019-11-01

Elastic Stack 安装 ElasticSearch和Kibana 存储和可视化监控数据

(2/5) Install ElasticSearch and Kibana to store and visualize monitoring data

elasticsearch master123456789101112131415161718192021222324252627cat << "EOF" > elasticsearch-master-configmap.yaml---apiVersion: v1kind: ConfigMapmetadata: namespace: monitoring name: e......

Posted by Sunday on 2019-10-31

Elastic Stack 监控 Kubernetes

(1/5) Getting started with Elastic Stack for monitoring on Kubernetes

介绍123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354cat <<EOF >mongo.yml---apiVersion: v1kind: Servicemetadata: namespace: default name: ......

Posted by Sunday on 2019-10-31

查看swap占用程序情况

1for i in $(ls /proc | grep "^[0-9]" | awk '$0>100'); do awk '/Swap:/{a=a+$2}END{print '"$i"',a/1024"M"}' /proc/$i/smaps 2>/dev/null;done| sort -k2nr | head...

Posted by Sunday on 2019-10-28

Kubernetes Local Volume 使用

有时，由于服务器数量有限，您可能不愿意使用GlusterFS和CephFS来设置动态存储配置。在这种情况下，除了必须首先创建自己的PV外，几乎可以采用与动态卷配置相同的方式来使用本地卷。与主机路径卷不同，使用本地卷的Pod将自动计划在定义了本地卷的节点上运行。让我们测试一下。创建 Local Volume和Storage Class 的PVLocal VolumeStorage Cla......

Posted by Sunday on 2019-10-25

kubectl 一些命令

12kubectl get po --all-namespaces --field-selector 'status.phase==Failed'kubectl delete po --field-selector 'status.phase==Failed'...

Posted by Sunday on 2019-10-14

kubernetes helm

安装helmhttps://github.com/helm/helm/releases下载对应版本的二进制程序1234cd /usr/local/src/wget https://get.helm.sh/helm-v2.14.3-linux-amd64.tar.gztar xf helm-v2.14.3-linux-amd64.tar.gzcp linux-amd64/helm /usr/l......

Posted by Sunday on 2019-10-11

docker.io gcr.io quay.io 镜像加速

docker.io镜像加速1docker pull nginx:1.13 Azure中国镜像12docker pull dockerhub.azk8s.cn/library/<imagename>:<version>docker pull dockerhub.azk8s.cn/library/nginx:1.13 中科大镜像1docker pull docker.mi......

Posted by Sunday on 2019-10-11

使用kubeadm 安装 Kubernetes v1.15 HA高可用

环境说明 OS: Centos7.5Kubernetes: 1.15.4Docker: 18.09 主机名 IP / VIP 组件 k8s-master1 192.168.10.81 / 192.168.10.80 haproxy、keepalived、etcd、kube-apiserver、kube-controllet-manager、kube-scheduler、no......

Posted by Sunday on 2019-10-10

nginx consul

环境说明主机名 IP 系统角色 demo18 192.168.10.18 Ubuntu 16.04 server demo20 192.168.10.20 Ubuntu 16.04 server demo21 192.168.10.21 Ubuntu 16.04 server https://www.consul.io/downloads.htmlhttps:/......

Posted by Sunday on 2019-09-24