Programmer Think

I. descriptionPrometheus collects the data, and Grafana displays the data. The exporters in Prometheus include:1) Node Exporter is responsible for collecting host hardware and operating system data. It will run as a container on all hosts.2) C advisor is responsible for collecting container data. It will run as a container on all host s.3) Ale ...

MMM (Master-Master replication manager for MySQL) is a script that supports dual primary failover and dual primary day-to-day management.MMM is developed in Perl and is mainly used to monitor and manage MySQL Master-Master (dual master) replication, which can be referred to as mysql master replication manager.Although called dual master repl ...

redis4.0.11 can be used to install the production environmentThe operating system version is CentOS 6.5 Execute the initialization.sh optimization script first. For details, see Initialization scriptWe use redis-4.0.11.tar.gz onlineOptimize according to the log content / / it will be processed later. We can execute it first here. For those wh ...

Recently, we are using Grafana to show the data of elastic search. Next, I will use elastic search as the data source in Grafana to draw the IO diagram of the network and the IO diagram of the disk System: centos7.x, ip: A Installing grafana $ yum install https://s3-us-west-2.amazonaws.com/grafana-releases/release/grafana-4.6.3-1.x86_64.rpm ...

1. Build gitlab. Before installing gitlab from yum, 502 errors were reported all the time after installation. Baidu tried online but still couldn't use it; So this time, it is deployed in docker, as follows: docker run --detach --hostname gitlab.forebix.com --publish 4433:443 --publish 10080:80 --publish 8022:22 --name gitlab --rest ...

github project linkhttps://github.com/fanux/sealos Initialize master and worker nodes Initialization script init.sh #!/bin/bash # Execute on both master and worker nodes # Install docker # The reference documents are as follows # https://docs.docker.com/install/linux/docker-ce/centos/ # https://docs.docker.com/install/linux/linux-postins ...

kubeadm is a tool for rapid deployment of kubernetes clusters launched by the official community. 1. Installation requirements Before you start to deploy the Kubernetes cluster machine, you need to meet the following conditions: One or more machines, operating system centos7.6-86 Hardware configuration: 4GB or more RAM, 4 CPU s or more, 30GB ...

Preface: k8s is the abbreviation of Kubernetes. Because there are eight letters between K and S, it is called k8s. k8s was originally used within Google for more than 10 years. Its predecessor was Borg, and it was not donated as an open source project by Google until 2015. If we have contacted OpenStack before, we should know that OpenStack c ...

Two methods of LVS-DR construction matters needing attention: At this time, there is only one network card for LVS service; The IP forward forwarding function of the route must be enabled; For client access, the gateway must be specified; The VS service must be configured with a gateway. If the gateway is not ...

shallow A kind of ove Install Apache Apache is the name of a foundation. httpd is the package we want to install. In the early days, its name was Apache. Apache official website www.apache.org wget http://mirrors.cnnic.cn/apache/httpd/httpd-2.4.29.tar.gz wget http://mirrors.cnnic.cn/apache/apr/apr-1.6.3.tar.gz wget http://mirrors.cnnic.cn ...