智能运维

Introduction MySQL Events are tasks that run according to a user-defined schedule. The Event Scheduler is a special thread that executes the Events at a scheduled time. MySQL Events are helpful becau…

Introduction The term chroot jail dates all the way back to 1992 and is frequently used today. But what does this term mean, and what is this operation used for? In this tutorial, we will cover the b…

Introduction MySQL stored procedures group multiple tasks into one and save the task on the server for future use. Stored procedures simplify database management and reduce network traffic. For examp…

Introduction FTP (File Transfer Protocol) is a network protocol used to transfer files between two machines. Setting up an FTP server on Raspberry Pi is simple but make sure you do not transfer sensi…

Introduction Puppet is an open-source admin engine that uses a network of master and client nodes to help you perform administrative tasks remotely. The Puppet agent app, used to create client nodes,…

Introduction As you read this article, your browser connects to the Internet Service Provider (ISP). The packets sent from your computer found their way to the server that hosts this website. The BGP…

Introduction The man command is a built-in manual for using Linux commands. It allows users to view the reference manuals of a command or utility run in the terminal. The man page (short for manual p…

Introduction Deleting a file in Linux or any other operating system does not actually remove the file from the hard drive. The operating system deletes the pointers to the file and marks the occupied…

Introduction A Domain Name System (DNS) translates human-readable domain names to IP addresses. DNS serves as a phone book of internet addresses for quicker access to pages. Setting up a Raspberry Pi…

Introduction Telnet (teletype network) is a network protocol for two-way text-based communication through a CLI, allowing remote access. Telnet is vulnerable to cybersecurity attacks because it lacks…