Top 100 Most Used Linux Commands

Top 100 Most Used Linux Commands 🖥️💻

Learn the essential Linux commands to help you navigate the terminal like a pro! Here are the most useful commands for both beginners and advanced Linux users. 🚀

1. Basic Linux Commands ⚙️

Here are some basic commands to get you started with the Linux terminal:

ls - List directory contents 📂
cd - Change directory 📁
pwd - Print working directory 🛣️
mkdir - Make a new directory 🏗️
rmdir - Remove empty directory 🚮
touch - Create an empty file 📝
cat - Concatenate and display files 📜
echo - Display a line of text 💬
cp - Copy files and directories 🔁
mv - Move/rename files and directories 🔄
rm - Remove files or directories ❌

2. File Permissions and Ownership 🔑

Managing file permissions and ownership is a crucial part of working with Linux:

chmod - Change file permissions 🔐
chown - Change file owner and group 👤
chgrp - Change group ownership 👥
umask - Set default file permissions 🏛️
stat - Display file or file system status 📊

3. File Searching and Viewing 🔍

Here are the most common commands used for searching and viewing files:

find - Search for files in a directory 🕵️‍♂️
grep - Search text in files 🔎
locate - Find files by name 📂
head - View the start of a file 📑
tail - View the end of a file 📜
more - View file contents (scrollable) 📃
less - View file contents (scrollable) with reverse navigation 🔄
wc - Count words, lines, and characters 📝

4. System Information 🖥️

These commands provide detailed information about the system:

uname - Print system information 📋
top - Display running processes and system resource usage ⏳
ps - Report a snapshot of current processes 🖥️
uptime - Show system uptime ⏱️
df - Display disk space usage 💾
du - Estimate file space usage 🏋️‍♂️
free - Display memory usage 🧠
whoami - Show the current logged-in user 👤

5. Network Commands 🌐

These commands are used for networking tasks and troubleshooting:

ping - Check network connectivity 🌍
ifconfig - Configure network interfaces 📶
ip - Display or manipulate routing and devices 🌐
netstat - Network statistics 📡
traceroute - Trace the route packets take to a network host 🌏
curl - Transfer data from or to a server 🌐
scp - Secure copy between hosts 🔒
sftp - Secure File Transfer Protocol 💻

6. Package Management 🔧

Install, update, and manage packages on Linux with these commands:

apt-get - Package management for Debian-based distributions 📦
yum - Package management for Red Hat-based distributions 📥
dpkg - Debian package manager 🗃️
rpm - RPM package manager 🛠️
snap - Manage snap packages 📦
zypper - Package manager for SUSE Linux 🖋️

7. Disk Management ⚙️

Disk management commands to check and maintain disks and partitions:

fdisk - Partition table manipulator 🧭
mount - Mount a file system 📂
umount - Unmount file systems 🛑
fsck - File system consistency check 🧹
parted - Command-line partitioning tool 🛠️

8. User Management 👥

These commands allow you to manage user accounts:

useradd - Add a new user account 👤
usermod - Modify a user account 🔧
userdel - Delete a user account 🗑️
passwd - Change a user's password 🔑
groupadd - Add a new group 🏢
groupdel - Delete a group ❌

9. System Monitoring and Troubleshooting 🛠️

Use these commands to troubleshoot and monitor system health:

dmesg - Print kernel ring buffer messages 📜
strace - Trace system calls and signals 🔍
lsof - List open files 🔓
htop - Interactive process viewer ⏳

10. Compression and Archiving 📦

Compress and archive files with these commands:

tar - Archive files 📦
gzip - Compress files 🗜️
bzip2 - Compress files with higher compression 🏋️‍♀️
zip - Create compressed zip files 📚
unzip - Extract zip files 🎁

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Monday, 6 March 2017