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1. What is a Dockerfile Dockerfile is a description file for creating a custom Docker image. We can write an instruction in the Dockerfile to control what the image needs to do. The instructions in the Dockerfile are detailed below. 2. Four Functional Partitions of Dockerfile 1. Basic Mirroring Declare the base image for a custom image F ...

Ansible execution result information - color description; ansible ad hoc description; how to view help documents and common module details Host planning   Add user account Explain: 1. Login account used by operation and maintenance personnel; 2. All businesses are placed in the "home directory of yun users" under / app / to avoid m ...

Because there is a. spec file in the haproxy package, we can use the rpm command to build the ha rpm package ourselves: 53 yum install rpm-build -y 57 rpmbuild -tb /usr/src/haproxy-1.7.3.tar.gz 58 yum install pcre-devel -y 59 rpmbuild -tb /usr/src/haproxy-1.7.3.tar.gz 60 yum install gcc -y 61 rpmbu ...

My personal website Install redis Preparation before installation yum install \ vim \ wget \ make \ gcc \ gcc-c++ \ automake \ autoconf \ -y \ Download, unzip and install cd /root wget http://download.redis.io/releases/redis-4.0.8.tar.gz tar -zxzf redis-4.0.8.tar.gz cd redis-4.0.8 make PREFIX=/usr/local/redis/ install Create the data file ...

1. Install ntp We recommend that NTP services (especially Ceph Monitor nodes) be installed on all Ceph nodes to avoid clock drift failures. For details, see Clock. sudo yum install ntp ntpdate ntp-doc // yum -y install ntpdate ntp vim /etc/ntp.conf server ntp1.aliyun.com iburst systemctl restart nt ...

The previous article "linux introduction series 15 - vsftp services for file transfer" explained file transfer, and this article continues to explain the knowledge of file sharing. File sharing is very common in life and work. For example, different members of the same team need to maintain th ...

Environmental preparation Deployment environment System version: CentOS Linux release 7.4.1708 (Core) ceph version: ceph 12.2.13 (luminous) Hardware configuration: 5 VMS, 1 core and 1G memory. Each node role machine should mount at least one free disk for osd Server role host name IP role admi ...

1. Installation dependency 1.1 install jdk # View the installable version of jdk yum -y list java* # Select the required version to install yum install -y java-1.8.0-openjdk-devel.x86_64 # View version information java -version # View installation location which java 1.2 install git # Install git ...

WeChat Public Number: WELTest Preconditions Dependent Software VM PRO Link: https://pan.baidu.com/s/1yRUIVKFqDwQyoOk9oJvu7g Extraction Code: rgl2 Centos7 ISO[CentOS-7-x86_64-Minimal-1611.iso] Link: https://pan.baidu.com/s/10cgmjK7qtpc3DGCD67YmgA Extraction Code: fzmr Xshell Link: https://pan ...

Requirement: 1. Haproxy must be at least 1.5 to support ssl certificates2. To use ssl module, openssl software must be installed, and the version should meet the requirements openssl installation tar zxf openssl-0.9.8zh.tar.gz cd openssl-0.9.8zh ./config enable-tlsext --prefix=/usr/local/openssl no-shared make && make install_sw #The ...