智能运维

Introduction Nvidia GPUs (graphics processing units) have exceptional parallel computing potential, much higher than that of CPUs. That is why GPUs are becoming the main choice for high-performance w…

Introduction The vmstat command (short for virtual memory statistics) is a built-in monitoring utility in Linux. The command is used to obtain information about memory, system processes, paging, inte…

Introduction Puppet is an open-source, automation admin engine used to perform administrative tasks and server management remotely. This tool is available on Linux, Unix, and Windows. In this step-by…

Introduction Technology stacks consist of individual components built on top of each other to create a web or application server environment. The basic components required for a web stack are: An ope…

Introduction Like any electrical component, CPUs generate heat when being used. Some resource-demanding programs cause the CPU to increase the clock speed, which results in higher temperatures. Dust …

Introduction Arch Linux remains one of the most popular Linux distributions owing to its versatility and low hardware requirements. The command line environment can, however, be challenging for begin…

Introduction The ping command is a network tool for checking whether a remote system is up and running. In other words, the command determines if a certain IP address or a host are accessible. Ping u…

Introduction MySQL data types are important to understand before you start creating and working with a MySQL database. If you properly assign each column, you ensure that the database is optimized an…

Introduction Snaps are contained applications in the form of packaged software. The package manager for Snap apps is Snap, created by Canonical for Linux. Snap comes preinstalled on most of the lates…

Introduction Linux system administrators often need access to information about currently logged-in users. The GNU coreutils package features the who command that provides the necessary options. In t…