kubernetes mariadb cluster

Tags: mariadb mysql centos galeraMARIADB Galera cluster Installation:Operating system: Centos7.4 versionNumber of clusters: 3 nodesHost information: 192.168.153.142 node1 selinux=disabled firewalld off192.168.153.143 Node2 selinux=disabled Firewalld Close192.168.153.144 node3 selinux=disabled Firewalld CloseBuild steps1. Mutual parsing between hosts: Three nodes are executedVim/etc/hosts192.168.153.142 Node

Environment Configuration CentOS Linux release 7.3.1611 (Core)etcd-v3.2.6 Docker-ce-17.03.2.ce kubernetes-v1.6.9192.168.108.128 Nodes 1192.168.108.129 Nodes 2192.168.108.130 Nodes 3 kubernetes Download Https://github.com/kubernetes/kubernetes/releases/download/v1.6.9/kubernetes.tar.gz Installation ConfigurationPrereq

Kubernetes Cluster Deployment DNS ServiceIn Kubernetes each service will be assigned a virtual IP, each service under normal circumstances will not change for a long time, this is relative to the pod of the indefinite IP, the use of the cluster app is relatively stable.But the service's information injected into the po

, if the table engine must be InnoDB, because Galera currently only supports InnoDB tables. PS: for a 2-node Galera cluster and other clustered software, you need to face the "brain crack" state in extreme situations. In order to avoid this problem, Galera introduced "arbitrator (arbitrator)". There is no data on the Arbiter node, which in the cluster acts as a quorum when the

Google Kubernetes Engine upgrade: regional cluster, new control panel, and security recommendations Google has updated its Kubernetes Engine (GKE) service several times. You can now use GKE on a large scale. In addition to the kubectl command for cluster control and management, it also supports

-- Apiserver-advertise-address=20.0.30.105[init] using Kubernetes version:v1.11.0[preflight] running pre-flight checksI0726 17:41:23.621027 65735 kernel_validator.go:81] Validating kernel versionI0726 17:41:23.621099 65735 kernel_ VALIDATOR.GO:96] Validating kernel config [WARNING Hostname]: Hostname "docker-5" could not being reached [WARNING Host Name]: hostname "DOCKER-5" lookup docker-5 on 8.8.8.8:53:no such host[preflight/images] pulling images r

Here the ETCD cluster is multiplexed with the 3 nodes that we tested, 3 node to install and start, note to modify the configuration file1, TLS certification file distribution: ETCD cluster authentication, in addition to the native, distributed to other node nodesSCP ca.pem KUBERNETES-KEY.PEM Kubernetes.pem [email protected]10.10. 90.106:/etc/

[[email protected] master] ln-s/opt/source/kubernetes/server/bin/kube-controller-manager/usr/local/bin[[email protected] master] ln-s/opt/source/kubernetes/server/bin/kubectl/usr/local/bin[[email protected] master] ln-s/opt/source/kubernetes/server/bin/kube-scheduler/usr/local/bin[[email protected] master] mkdir/var/log/{flanneld,

I. Introduction ofKubernetesKubernetes is Google open source container cluster management system, based on Docker to build a container scheduling service, providing resource scheduling, balanced disaster recovery, service registration, dynamic expansion capacity and other functional suites, using Kubernetes can easily manage the cross-machine operation of containerized applications. and

": 2048}, "names": [{"C": "cn", "ST ":" Beijing "," L ":" Beijing "," O ":" K8s "," OU ":" System "}]}8. Generate CA certificate (CA.PEM) and key (CA-KEY.PEM)[Email protected] ssl]# Cfssl GENCERT-INITCA Ca-csr.json | Cfssljson-bare Ca[[email protected] ssl]# lltotal 20-rw-r--r--1 root root 290 June 23:58 ca-config.json-rw-r--r--1 ro OT root 1001 June 00:02 ca.csr-rw-r--r--1 root root 208 June 00:00 ca-csr.json-rw-------1 root root 1679 June 11 00:0 2 ca-key.pem-rw-r--r--1 root root 1359 June 00:

Kubernetes has developed a Elasticsearch add-on to enable log management of the cluster. This is a combination of Elasticsearch, FLUENTD and Kibana. Elasticsearch is a search engine that is responsible for storing logs and providing query interfaces; Fluentd is responsible for collecting logs from Kubernetes and sending Elasticsearch;kibana a Web GUI that users c

-namespacesNAMESPACE NAME cluster-ip external-ip PORT (S) AgeDefault Kubernetes 10.254.0.1 Kube-system kubernetes-dashboard 10.254.141.158 [[Email Protected]_master ~]# kubectl get pod-o wide--all-namespacesNAMESPACE NAME Ready STATUS restarts IP NODEKube-system kubernetes-dashboard-1270457039-t1z15 1/1 Running 0 2m 10

Kubernetes has developed a Elasticsearch add-on to enable log management of the cluster. This is a combination of Elasticsearch, FLUENTD and Kibana. Elasticsearch is a search engine that is responsible for storing logs and providing query interfaces; Fluentd is responsible for collecting logs from Kubernetes and sending Elasticsearch;kibana a Web GUI that users c

Rancher is an open-source full-stack enterprise container management platform, the user in the rancher visual interface in a single click to complete all the container infrastructure (network, storage, load balancing, etc.) docking and deployment, to ensure that the container on any infrastructure (public and private cloud, virtual machine, The physical machine, etc.) runs seamlessly. All the work of using containers in a production environment can be done with simple, intuitive operation.?start

kubernetes cluster Installation DeploymentKubernetes Cluster Components:-master node-Etcd a highly available k/v key value to the storage and service discovery system-Kube-apiserver provides API calls to Kubernetes clusters-Kube-controller-manager ensure Cluster service-Kube

created --CLUSTER-CIDR must be consistent with Kube-apiserver's--service-cluster-ip-range option value Kube-proxy determines the internal and external traffic of the cluster according to the--CLUSTER-CIDR, and kube-proxy the request to access the Service IP after specifying the--

KUBERNETES cluster to build the basic environmentSystem Environment # Cat/etc/redhat-releasecentos Linux release 7.3.1611 (Core) Host name Settings Centos-master 192.168.59.135centos-minion1 192.168.59.132centos-minion2 192.168.59.133Restart server after SELinux and Firewalld are turned off# systemctl Stop firewalld# systemctl disable firewalld# setenforce 0# sed-i ' s/^selinux=.*/selinux=disableds/'/

Configure the dashboard service for a Kubernetes Cluster This article describes how to create and use kube-ui (also called dashboard) based on the previous article. This is essentially an api interface for connecting webui to the master. It obtains information about the k8s cluster through the api and then displays it on the web, which is more friendly to users,

Kubernetes cluster configuration notes This article describes how to configure a Kubernetes cluster. A kubernetes cluster consists of a master node and a slave node. Run the following services on the Master node:Etcd (the etcd ser

Deployment BookInfo Sample program detailed procedures and procedures (based on kubernetes cluster +istio v1.0)Deploying the BookInfo sample programThe sample application is included in the Samples directory of the downloaded Istio installation package.BookInfo ApplicationsDeploy a sample application that consists of four separate microservices to demonstrate a variety of istio features. This app mimics a c