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Log rotate is installed by default on Linux system, and the default configuration file is: /etc/logrotate.conf /etc/logrotate.d/ logrotate.conf: primary configuration file logrotate.d: to configure the relevant subsystem to isolate each application configuration (Nginx, PHP, Tomcat...) It is used to solve the problem that individual log files a ...

Article directory Create an interactive container that maps port 80 Install nginx Create static pages Modify nginx configuration file Run nginx Verify Web Site Access Create an interactive container that maps port 80 [root@localhost ~]# docker run -it -p 80 --name web centos /bin/bash Instal ...

awk tools In Linux/UNIX system, awk is a powerful editing tool. It reads input text line by line, searches according to the specified matching mode, formats and outputs qualified content or filters it. It can realize quite complex text operation without interaction. It is widely used in Shell scripts to complete various automatic configuration ...

1. overview In order for Ingress resources to work, there must be at least one running ingress controller component in the Kubernetes cluster. That is to say, if there is no ingress controller component in the kubernetes cluster, only the ingress resource is defined, in fact, it will not realize the functions of http, https protocol request for ...

Expect overview Expect is a tool based on tcl. Expect is a tool for automatic control and testing. It mainly solves the problem of non-interaction in shell script. It's helpful for large-scale Linux operations and maintenanceIn the development of Linux operations and peacekeeping, we often need remote login server to operate. The login proces ...

Install MySQL mysql-5.7 (yum mode) curl -sSL https://dwz.cn/gfcnHqGS -o install-mysql.sh chmod +x install-mysql.sh ./install-mysql.sh --get-version # View software versions in the repository # Example ./install-mysql.sh --active install --data-dir /home/hadoop/mysql --version 5.7.23 --root-pass 123abc@DEF --help # View Help Inform ...

Network protocol OSI Seven-Layer Model and TCP/IP Four-Layer Model TCP Protocol and UDP Protocol TCP protocol: Transport control protocol. It is a connection-oriented protocol, which must establish a reliable connection with the other party before sending data. UDP protocol: User datagram protoco ...

1. Configuration of ansible host list The following are the source files after the installation of ansible [root@test-1 ~]# cat /etc/ansible/hosts     # This is the default ansible 'hosts' file.     #     # It should live in /etc/ansible/hosts     #     #   - Comments begin with the '#' character     #   - Blank lines are ignored     #   - Gro ...

Usually we need to format the output of time in the process of program processing, so that users or other programs can recognize time more friendly. This paper records how to format time in the process of using golang language. Usually we can use linux shell to format the time conveniently: sh-4.1$ date 2018 Tuesday, 18 September 2002:49:06 CST ...

1. Why use Harbor Harbor is open source, free software Harbor is for enterprise users Harbor has a friendly WEB management interface II. Harbor Official Resources https://github.com/goharbor/harbor/blob/master/docs/installation_guide.md https://github.com/goharbor/harbor/releases Prerequisite 1: Installation of docker Delete the old versio ...