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Category: Scripts

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CLI / Command line utilities / Linux / Linux Admnistration / Open source / Opensource / Perl / Scripts / Sysadmin / Sysadmin-util / Unix / Utilities

Some Useful Tools For Linux System Admins

This guide provides a list of useful tools for Linux system admins. This list doesn’t include any complicated programs (like Ansible, Puppet) that requires a steep learning curve to setup …

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Categories

  • : Tags laptop
  • /etc/HOSTNAME
  • /etc/hosts
  • /etc/network/interfaces
  • /etc/nginx/nginx.conf
  • /etc/sudoers
  • /usr/local/nginx/sbin/nginx -s reload
  • #!/bin/bash
  • ~/.vimrc
  • 1secmail
  • 757064617465
  • Add Linux Host in Zabbix Server
  • Add sudo user
  • Add user
  • Add Windows Server to Zabbix
  • adduser command
  • Adminer
  • Adminster Linux servers
  • Advanced
  • Advanced Copy
  • Advanced Video Coding
  • agile
  • Allow Or Deny SSH Access
  • Allow SSH access
  • Allow SSH access to group
  • Allow SSH to users
  • Almalinux
  • Almalinux 8
  • Almalinux 8 migration
  • Almalinux-deploy
  • Alpine Linux
  • Alpine Package Keeper
  • Alternatives To Man Pages
  • Amazon Cloud Computing
  • Anaconda
  • Anaconda distribution
  • Anaconda Navigator
  • Anaconda Python distribution
  • analytics
  • Analyzing Linux Disk Usage
  • Android
  • Animated Christmas Tree In Terminal
  • anonymous browser
  • Ansible
  • Ansible apt module examples
  • Ansible AWX GUI
  • Ansible Jinja2 Templates
  • Ansible Roles
  • Ansible Tips
  • Ansible Tower CentOS 8
  • Ansible Vault Tool
  • Apache
  • apache 2
  • Apache CouchDB Tips
  • Apache Kafka
  • Apache Nifi
  • Apache Spark
  • Apache Tips
  • api gateways
  • api management tools
  • apk
  • AppImage
  • Apple
  • Apps and Tools
  • APT
  • Apt archive mirror
  • apt commands
  • Apt Get Package Tool
  • APT Package Tool
  • apt-cache
  • apt-get
  • apt-get command
  • apt-mark
  • Apt-select
  • Apt-smart
  • aptitude
  • Arch Linux
  • Arch Linux Tips
  • Arch Linux VirtualBox
  • Arch User Repository
  • Archer T2U Nano
  • aria2
  • Ascii
  • atime
  • Audio/Video Converters
  • Audio/Video Encoders
  • Audio/Video Tools
  • Audit AWS Account Events
  • AUR
  • Auto-cpufreq
  • automation
  • Autostart Screen Session
  • Autostart Tmux
  • Awall
  • awk
  • Awk command
  • AWS
  • AWS EBS
  • AWS Tips
  • Backup
  • Backup & Recovery
  • Backup system settings
  • Backup tools
  • Backups
  • balenaEtcher
  • Bandwhich
  • Bangs
  • Bash
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  • BASH looping constructs
  • Bash Script
  • BASH Shell
  • bash shell script
  • bash shell scripting
  • Bash tips
  • Bash tricks
  • Bash variable
  • Bashtop
  • Basics
  • Best in Linux
  • Bind CentOS 8
  • bios
  • Bluetooth
  • Bluetooth Speaker
  • Bluetooth Tips
  • Boot
  • Boot from USB
  • boot linux
  • Bootable image
  • bootable usb
  • Bootable USB drive
  • BOOTING
  • Box Versioning
  • Bpytop
  • Braille
  • bro pages
  • Browser
  • Browser Addons/Extensions
  • Browser extensions
  • Browser Profile
  • Browser Speed
  • Browsers
  • Bucklespring
  • Build debian packages
  • Build packages from source
  • Busybox
  • C
  • C++. Programming
  • CA
  • Caching Tools Linux
  • Cacti Monitroing Tool
  • caddy
  • Caja
  • cd command
  • cdh
  • cdn
  • Celebrate
  • Centos
  • Centos 7
  • CentOS 8
  • CentOS FAQ's
  • CentOS Linux Distribution – Security Advisories
  • CentOS Server Monitoring
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  • centos stream 8
  • CentOS Stream Tips
  • CentOS Tips
  • centos8
  • Certificate Authority
  • Change Folder Color
  • Change Folder Emblem
  • Change mode command
  • change root password
  • chattr
  • Cheat
  • Cheatsheets
  • Check If A Linux System Is Physical Or Virtual
  • checkmk monitoring tool
  • Chef
  • Chef Tips
  • Chmod command
  • Chrome
  • Chromium
  • chsh command
  • Cisco Certification Courses
  • clamav
  • CLI
  • CLI games
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  • Cloud
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  • cloud storage
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  • CloudLinux
  • CLUSTER
  • CMS
  • Cockpit
  • Cockpit Ubuntu
  • Cockpit Web Console
  • Code Editors
  • column command examples
  • Command line
  • Command line fun
  • Command Line Hacks
  • Command Line Tools
  • Command line utilities
  • Command snippets
  • Commandline
  • commandline tools
  • Commands
  • compare files in linux
  • Compiler
  • composer
  • Comprehensive Perl Archive Network
  • Compression
  • Computer Science Courses
  • Conda
  • Conda channels
  • Conda commands
  • Conda-forge
  • Console services
  • Container
  • CONTAINERS
  • Control Panels
  • copy files
  • Coreutils
  • Corona
  • Coronavirus
  • Coronavirus (COVID-19)
  • Coronavirus analysis
  • Coronavirus info
  • Coronavirus pandemic
  • Coronavirus statistics
  • Coronavirus tracking
  • CouchDB
  • COVID-19
  • cp
  • cp command
  • cp command examples
  • Cpan
  • Cpanm
  • Cpanminus
  • cpio
  • Cpu
  • CPU core
  • CPU frequency
  • CPU Information
  • cpu optimizer
  • CPU Power Manager
  • CPU speed
  • Create An ISO From A Bootable USB Drive
  • Create directories
  • Create files
  • Create Kubernetes cluster in google cloud
  • Create temporary directories
  • Create temporary files
  • Create temporary partition
  • Create users in Linux
  • Croc
  • cron
  • Cron Job Tools
  • cron jobs
  • Crontab
  • cryptographic
  • Cryptography
  • csh
  • CSS
  • ctime
  • Cubic
  • curl
  • current date
  • Custom Ubuntu ISO Creator
  • Customize Ubuntu
  • Cybersecurity
  • Darling
  • Darwin
  • Dash to panel
  • Data
  • Data protection
  • Data recovery
  • Data Recovery Tools
  • Data science
  • Database
  • Database management tools
  • Databases
  • Datacenter
  • date command
  • date command examples
  • Dconf
  • dd command
  • ddgr
  • debian
  • Debian / Ubuntu
  • Debian 9
  • Debian Based Distros
  • Debian FAQ's
  • Debian Linux
  • Debian Linux Distribution – Security Advisories
  • Debian packages
  • Debian Tips
  • Decompression
  • Decryption
  • Deepin 20.1
  • Delayed Admin
  • Delete Sudo Privileges
  • Delete User
  • Delete vagrant box
  • Deny SSH Access
  • Desktop Environment
  • Desktop Linux
  • Desktop Remote Access
  • Desktop wallpaper
  • detect virtualization technology
  • Developer fonts
  • Development Tools
  • Devops
  • DevOps Tips
  • Diff Command
  • dirmngr
  • Disable Hibernation
  • Disable Security Protection
  • Disable SSH access to group
  • Disable SSH access to users
  • Disable Suspend
  • disk clonning
  • Disk partitions
  • Disk resize
  • disk usage
  • Diskadmin
  • DiskInternals
  • DISTROS
  • DistroTest
  • Django CentOS 8
  • dmesg
  • dmidecode
  • DNF
  • DNS
  • DNS Cache
  • dnscrypt-proxy
  • Docker
  • Docker CentOS 8
  • Docker Private Registry
  • Docker Tips
  • Domain Name System
  • domain search
  • Dotnet
  • Dotnet-core
  • dovecot
  • Downgrade Fedora
  • Download dependencies recursively
  • Download Linux Distros
  • download manager for linux
  • Download Managers
  • download manjaro
  • Download Packages with dependencies locally in Ubuntu
  • Download youtube videos
  • dpkg
  • dpkg-repack
  • DrRacket
  • Drupal
  • Dual boot linux and windows
  • Dual boot linux mint and windows 10
  • Dual Boot Ubuntu 20.04 LTS and Windows 10
  • DuckDuckGo
  • DuckDuckGo bangs
  • Duf
  • Duplicity
  • Easy
  • eBooks
  • EC2 Instance Terraform
  • ECDSA host key
  • echo command
  • Eclipse
  • Eclipse IDE
  • eCryptfs
  • Editors
  • eg
  • egrep
  • Electron
  • ElectronJS
  • Elementary OS
  • elinks
  • ELK Stack
  • Email
  • Email Collaboration Platform
  • EMail Servers
  • Emby
  • Emergency mode
  • Emulator
  • Emulators
  • Enable Virsh Console
  • Encode videos
  • Encrypt directories
  • Encryption
  • Encryption / Decryption
  • Environment Variable
  • Epy
  • Error codes
  • Etcher
  • ext4
  • Extension
  • eXternOS
  • Extract file archives
  • Extract files
  • Fabulous Kill
  • Facebook
  • Facter
  • FAQ
  • Fedora
  • Fedora 33
  • Fedora 34
  • Fedora Linux
  • Fedora Silverblue
  • Fedora Tips
  • FFmpeg
  • FFmpeg Commands
  • FfmpegCommands
  • ffsend
  • fgrep
  • Fie transfer
  • Figma
  • File attributes
  • File copy
  • File Permissions
  • File sharing
  • File sharing utilites
  • File synchronization
  • file synchronizer
  • File system
  • File transfer
  • File transfer services
  • file-based encryption
  • file/folder encryption
  • filesystem
  • filesystem-level encryption
  • find
  • find a domain
  • find command
  • Find Hard disk details
  • Find if disk is SSD or HDD
  • Find last logged in users
  • Find logged in users
  • Find longest man page
  • Find virtualization technology
  • Fingerprint
  • Firefox
  • Firefox Send
  • firewall
  • firewall rules
  • firewalld
  • firewalld Tips
  • Firewalls
  • Fish
  • Fish shell
  • fix
  • Fix broken repository ubuntu
  • fkill
  • Flameshot Tool
  • flareget
  • Flathub
  • Flatpak
  • Flatpak permissions
  • Flatseal
  • Focal Fossa
  • Folder Color
  • Fondo
  • Fonts
  • for loop
  • Forensic Tools
  • Forensics Tools
  • Frameworks
  • FreeBSD
  • FreeBSD 12
  • Freebsd 13
  • FreeBSD Jails (VPS)
  • fsck
  • FTP
  • FTP server on Linux
  • full screen mode
  • fwupd
  • fwupdmgr
  • G Desktop Suite
  • Games
  • GCC
  • General
  • Gentoo
  • getent command
  • Gimp
  • Gimp Tips
  • Git
  • git branch
  • git delete file
  • Git Repository
  • git tag
  • Git Tips
  • github
  • Gitlab on Debian
  • Globe
  • globe-cli
  • Glyphs
  • GNOME
  • Gnome Boxes
  • Gnome desktop
  • GNOME Disks
  • Gnome extensions
  • Gnome Tweaks
  • Gnome-extension
  • Gnome-shell
  • gnu
  • Gnu Coreutils
  • gnu linux
  • GNU Screen
  • GnuPG
  • Go
  • Go Programming
  • Go programming language
  • Golang
  • Google
  • Google chrome
  • Google drive
  • Google Drive on Ubuntu 20.04 Desktop
  • Google search
  • Google Suite
  • Googler
  • GPG
  • Gping
  • Grafana
  • Grafana Visualization Tool
  • grant sudo privileges
  • Graphical User Interface
  • Gravit Designer
  • Graylog Server Linux
  • grep
  • grep command
  • Group members
  • groups command
  • Grub
  • Gtk
  • guacamole
  • GUI
  • Guide
  • Gzip
  • H264
  • HA Kubernetes Cluster
  • Hadoop
  • Hadoop Tips
  • HAProxy
  • Hard disk data transfer speed
  • Hard Disk Drive
  • Hardening Tips for CentOS 8
  • hardinfo
  • Hardware
  • Hardware Information
  • HDD
  • Hdparm
  • Head Command
  • Helm in Kubernetes
  • Hide Applications
  • High Availability
  • History command
  • Hosting Control Panel
  • Hostname
  • hostname command
  • How To
  • Howto
  • HTML
  • htop command
  • Humour
  • Hwinfo
  • Hyper terminal
  • hyper-v
  • hyperkit
  • Hypervisor
  • ibang
  • IBM
  • icon cache
  • id command
  • IDE
  • image
  • Image converters
  • Image editors
  • ImageMagick
  • Import KVM instances
  • imvirt
  • Incognito mode
  • Ingress Controller Kubernetes
  • Initramfs
  • Inkscape
  • install command
  • Install Linux On USB
  • Install Ubuntu 20.04
  • Install WordPress in Linux
  • installation
  • integration testing
  • Intel CPU
  • Intel-pstate-driver
  • Interactive Cheatsheet tool
  • Intermediate
  • Internet
  • Internet hacks
  • Internet Security Research Group
  • Internet tips
  • Interview
  • Interview Questions Answers
  • Inxi
  • iOS
  • IP address
  • iPhone
  • Iptables
  • iptables command
  • iptables delete IP
  • iptables delete IP address
  • iptables firewall
  • ISO
  • ISRG
  • IT
  • IT Certifications
  • Java
  • Java environment
  • Java Linux
  • JavaScript
  • JDK
  • Jellyfin
  • Jenkins
  • Jenkins CentOS 8
  • Jenkins continuous integration tool
  • Jenkins Ubuntu 20.04
  • Jenv
  • Jitsi Meet
  • Joomla
  • Journalctl
  • Jp2a
  • Jpeg
  • Jpg
  • Kali Linux
  • Kali Linux Tools
  • Katoolin3
  • KDE
  • KeepAlived
  • Kernel
  • Kernel Flags
  • Kernel Live Patching
  • Kernel manager
  • Kernel module
  • Kernel monitor
  • Kernel Parameters
  • Kernel patching
  • Kernel-based virtual machine
  • KernelCare
  • Key-based ssh authentication
  • Keyboard
  • Keyserver
  • Kill Processes
  • Kiosk mode
  • Kmon
  • Krita
  • KSH Shell
  • Kubernetes
  • Kubernetes on Ubuntu 20.04
  • Kubernetes Tips
  • kvm
  • KVM Debian 10
  • Kvm management
  • KVM migration
  • KVM Tips
  • KVM Ubuntu 20.04 LTS
  • LAMP Guides
  • LAMP Stack
  • LAMP Stack Series Ubuntu 20.04
  • Laptop
  • Laptop battery
  • Laptop battery performance
  • Laravel
  • Laravel PHP Framework
  • last
  • lastb
  • lastlog
  • ldap
  • Learn Shell Scripting
  • LEMP Guides
  • LEMP on Arch Linux
  • LEMP Stack
  • LEMP Stack Series Ubuntu 20.04
  • Lenovo
  • less command
  • Let's Encrypt
  • Let's Encrypt certificate
  • Letsencrypt
  • Letsencrypt CAA Rechecking Bug
  • LFCA
  • LFCA Certification Exam
  • lfcs certification
  • lfs
  • Libguestfs
  • Libpulse
  • libreoffice
  • libvirt
  • Life hacks
  • Lighttpd
  • Lighttpd Tips
  • Limit SSH access
  • Limit User's Access To The Linux System
  • links
  • Linux
  • Linux activity monitor
  • linux administration
  • Linux Admnistration
  • Linux Apps
  • Linux Automation Tools
  • linux backup
  • Linux Backup Tools
  • Linux Basics
  • linux boot parameters
  • Linux Boot Process
  • linux business management software
  • Linux Certifications
  • linux chat server
  • Linux chown command
  • Linux Cloud Storage Software
  • Linux CommandLine Tips
  • Linux Commands
  • Linux Containers
  • Linux Containers (LXC)
  • Linux Control Panels
  • Linux Data Recovery Tools
  • Linux Desktop
  • Linux Desktop Monitoring Tools
  • Linux Desktop Sharing
  • Linux Disk Monitoring Tools
  • Linux Disk Scanning Utilities
  • Linux distribution
  • Linux Distributions
  • linux distros
  • Linux Download Accelerator
  • linux drawing software
  • linux ebooks
  • Linux FAQ's
  • Linux File Sharing Tools
  • Linux file timestamps
  • Linux filesystem
  • linux for graphic design
  • linux foundation certifications
  • Linux Games
  • linux graphics software
  • Linux group management
  • Linux Groups
  • Linux Hardening
  • LINUX HOWTO
  • Linux IDE
  • Linux IDE Editors
  • linux kernel
  • Linux KVM
  • Linux Lite 5.0
  • Linux Log Analyzer
  • Linux Log Management
  • Linux Log Monitoring
  • linux ls command
  • Linux Man Pages
  • Linux management
  • Linux Markdown Editors
  • linux media player
  • Linux migration
  • Linux Mint
  • Linux Mint 20
  • Linux Mint 20 Upgrade
  • Linux Mint Single User Mode
  • Linux Mint Tips
  • linux monitoring
  • Linux Music Players
  • linux network monitoring
  • Linux Networking
  • linux networking tools
  • Linux News
  • linux office suite
  • Linux partitions
  • Linux Performance Tuning
  • Linux Process Monitoring
  • Linux processes
  • Linux reader
  • Linux Screenshot Tools
  • Linux Security Tips
  • linux server
  • linux server monitoring
  • Linux Server Perfomance
  • Linux Shell
  • Linux Shells
  • linux stat command
  • Linux System Administration
  • Linux system hardware information
  • Linux system information
  • linux system information tool
  • Linux System Uptime
  • Linux Talks
  • Linux Terminal Emulators
  • Linux Text Editors
  • Linux tips
  • Linux Tips & Tricks
  • Linux Tools
  • Linux Tricks
  • Linux Troubleshooting
  • Linux Tutorials
  • Linux upgrade
  • Linux uptime
  • Linux user management
  • Linux Web Browsers
  • Linux Web Server
  • Linux Window Managers
  • Lisp
  • List Installed Packages
  • List Installed Packages Sorted By Installation Date
  • List Linux partitions
  • Live Kernel Patching Service
  • Live patching
  • lmd
  • Load Balancer HAProxy
  • local apt repository
  • Log files
  • Log Management
  • Log2Ram
  • logger
  • Logrotate in Linux
  • Logrotation in Linux
  • Loops in Ansible
  • ls
  • ls command
  • lshw
  • lsmod
  • lsof
  • Lubuntu
  • LUKS Disk Encryption
  • LVFS
  • lxc command
  • LXD
  • lynx
  • Mac
  • Mac OS X
  • MacBook Pro's
  • Macchina
  • Machine Learning
  • MacOS
  • Mail Server
  • Make Linux Fast
  • malware
  • man pages
  • Manage sdk
  • Management Tools
  • Manjaro
  • manjaro installation
  • manjaro linux
  • Manjaro Linux Tips
  • Manly
  • Manual Pages
  • MapSCII
  • MariaDB
  • MariaDB Tips
  • marketing automation tools
  • Mate Desktop
  • Media Server
  • Meltdown
  • memcached
  • Memcached CentOS 8
  • Memory
  • Messengers
  • Microsoft
  • Microsoft Alternatives Apps
  • Microsoft Edge
  • Microsoft Teams
  • Microsoft Windows
  • migration
  • Miniconda
  • minikube
  • Minikube CentOS 8
  • mktemp
  • Mobile
  • Mobile Devices
  • Mobile Tips
  • mod_evasive
  • mod_security
  • Model M keyboard
  • Modern Tools
  • Modinfo
  • MongoDB
  • MongoDB Tips
  • Monitor Linux Process
  • Monitor Linux servers
  • Monitor Process in Linux
  • Monitoring
  • Monitoring Tools
  • Montage
  • Moodle
  • Moodle Learning Platform
  • mosh shell
  • Mount
  • Mount Command
  • Mount drives
  • Mouse
  • Move files
  • Mozilla
  • Mozilla Firefox
  • mtime
  • Multiboot USB
  • Multimedia codecs
  • Multipass
  • multiple servers
  • Music/media players
  • MySQL
  • Mysql password policy
  • MySQL Tips
  • Nagios
  • nagios monitoring
  • Nautilus
  • Navi
  • nc
  • Nemo
  • Neofetch
  • Nerd Fonts
  • Nested virtualization
  • Nested Virtualization VirtualBox
  • net.ipv4.ip_nonlocal_bind
  • NetBeans IDE
  • NetBSD
  • Netdata Monitoring Tool
  • Netrw
  • netstat
  • network
  • Network Adapter
  • Network Bonding on CentOS 8
  • Network Information
  • Network Manager
  • Network manager openvpn
  • Network Utilization Tool
  • networking
  • Networking Commands
  • Networking Tips
  • NetworkManager
  • New Linux Distros
  • New Year Resolutions
  • News
  • Nextcloud
  • Nextcloud Apps
  • nextd
  • Nextinspace
  • nfs
  • NFS persistent volume in Kubernetes
  • NFS Server Linux
  • Nginx
  • NGINX HA
  • NGINX Load Balancer
  • Nginx Tips
  • nginx.conf
  • Nim
  • nim-lang
  • Nmap command
  • nmap commands
  • nmcli
  • nmtui
  • Nodejs
  • Nodejs Applications Monitoring
  • NodeJS Frameworks
  • Npm
  • NVIDIA
  • OBS
  • OBS Package Installer
  • office suites
  • Office Tools
  • One-liner Linux commands
  • Onefetch
  • online
  • OnlyOffice
  • Open source
  • open source caching tools
  • OPEN SOURCE TOOLS
  • OpenBSD
  • openfire for debian
  • OpenJDK
  • OpenShift Installation
  • Opensource
  • openSSH
  • openssl
  • OpenStack
  • Openstack on CentOS 8
  • openstreetmap
  • opensuse
  • openSUSE Tumbleweed
  • OpenVPN
  • Operating systems
  • OPI
  • Oracle
  • Oracle Ksplice
  • Oracle Linux
  • Oracle VirtualBox
  • Ostree
  • owncloud
  • p2p
  • Package management
  • Package manager
  • Package Managers
  • package updates
  • Packet InterNet Groper
  • Packman
  • Parental control
  • parted command
  • passwd command
  • password policies in linux
  • Password Recovery
  • Password Timeout
  • Password-based ssh authentication
  • PATH
  • PDF
  • PDF Arranger
  • peer-to-peer
  • Penetration Testing Tools
  • Pentoo
  • Perl
  • Perl modules
  • Persistent Bootable USB
  • pgAdmin
  • Photo Editing Software
  • Photopea
  • PHP
  • php 8 centos 8
  • PHP 8 Linux
  • PHP CentOS 8
  • PHP Tips
  • Phpmyadmin
  • phpunit
  • Pigz
  • ping
  • Ping command
  • pip
  • Piping Server
  • PNG
  • Podman
  • Podman Tips
  • Polkit
  • Pomodoro technique
  • Pomodoro Timer
  • Pop OS
  • Pop!_OS
  • Popsicle
  • postfix
  • Postfix Mail Server
  • PostgreSQL
  • PostgreSQL Tips
  • Power management
  • power optimizer
  • Powershell
  • prevd
  • Prevent Files And Folders From Accidental Deletion Or Modification
  • prevent files from deletion
  • prevent files from modification
  • Privacy
  • Private cloud
  • private docker registry
  • Private mode
  • Process information
  • Process Monitor
  • Processor
  • Processor details
  • Procmon
  • Procrastination
  • Procs
  • Productivity
  • Profile-sync-daemon
  • PROGRAMMING
  • Programming Courses
  • Programming fonts
  • Programming language
  • Programming languages
  • Prometheus CentOS 8
  • Protection
  • Ps command
  • Psd
  • Pthread
  • Public Cloud
  • Pulseaudio
  • PuTTY
  • Pwdx
  • PXE
  • PXE Boot Server
  • Pydev
  • PyPI
  • PYTHON
  • Python Data Structure
  • Python IDE
  • Python Package Index
  • Python Programming
  • Python Tips
  • Qcow
  • qemu
  • qemu-kvm
  • QR Code
  • qr-filetransfer
  • Qrcp
  • Qt5
  • Questions
  • Quiz
  • R Language
  • Racket
  • RAM
  • Raspberry Pi
  • Rbash
  • RDS
  • ReactJS
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