Simple Examples of 25 Essential Linux Commands for DevOps Pros!" 🔍🚀
A Quick Glance!👇
#DevOps #LinuxCommands 🔥🐧
A Quick Glance!👇
#DevOps #LinuxCommands 🔥🐧
#2: scp/rsync 📁
#Copy files and directories between local and remote systems or between remote systems.
scp local_file username@remote_server:/path/to/destination
rsync -avz local_dir/ username@remote_server:/path/to/destination/
#Copy files and directories between local and remote systems or between remote systems.
scp local_file username@remote_server:/path/to/destination
rsync -avz local_dir/ username@remote_server:/path/to/destination/
#3: sudo 🔒
# Execute commands with superuser privileges
sudo command
# Execute commands with superuser privileges
sudo command
#4: curl 🌐
# Download files from the internet
curl -O URL
# Download files from the internet
curl -O URL
#5: ps 🔄
# List running processes
ps aux
# List running processes
ps aux
#6: systemctl 🚦
systemctl start service_name
systemctl stop service_name
systemctl restart service_name
systemctl enable service_name
systemctl status service_name
systemctl start service_name
systemctl stop service_name
systemctl restart service_name
systemctl enable service_name
systemctl status service_name
#7: journalctl 📜
# View system logs
journalctl
# View system logs
journalctl
#8: grep 🔍
# Search for text patterns in files
grep pattern file
# Search for text patterns in files
grep pattern file
#9: sed ✂️
# Text manipulation
sed 's/old/new/g' file
# Text manipulation
sed 's/old/new/g' file
#10: tar 📦
# Archive and compress files
tar -czvf archive.tar.gz dir/
# Archive and compress files
tar -czvf archive.tar.gz dir/
#11: git 🌲
# Version control for code
git clone repository_url
git add file
git commit -m "Commit message"
git push origin branch_name
# Version control for code
git clone repository_url
git add file
git commit -m "Commit message"
git push origin branch_name
#12: docker 🐳
# Manage containers
docker run image_name
docker build -t image_name .
docker-compose up -d
# Manage containers
docker run image_name
docker build -t image_name .
docker-compose up -d
#13: kubectl ⚙️
# Interact with Kubernetes
kubectl get pods
kubectl apply -f deployment.yaml
# Interact with Kubernetes
kubectl get pods
kubectl apply -f deployment.yaml
#14: ansible 🤖
# Automate configuration
ansible-playbook playbook.yaml
# Automate configuration
ansible-playbook playbook.yaml
#15: cron ⏰
# Schedule tasks
crontab -e
# Schedule tasks
crontab -e
#16: jq 🧩
# Process JSON data
cat data.json | jq '.key'
# Process JSON data
cat data.json | jq '.key'
#17: nc 🌐
# Test network connectivity
nc -zv host port
# Test network connectivity
nc -zv host port
#18: ufw 🚧
# Firewall management
ufw allow 80/tcp
# Firewall management
ufw allow 80/tcp
#19: df 💽
# Check directory space
du -sh directory
# Check directory space
du -sh directory
#20: du 📂
# Check directory space
du -sh directory
# Check directory space
du -sh directory
#21: ifconfig 🌐
# Network interface info
ifconfig
# Network interface info
ifconfig
#22: ping 🌐
# Test network reachability
ping host
# Test network reachability
ping host
#23: netstat 📊
# Network statistics
netstat -tuln
# Network statistics
netstat -tuln
#24: tail 📄
# Show the end of a file
tail -n 10 file
# Show the end of a file
tail -n 10 file
#25: history ⏳
# View command history
history
# View command history
history
These Linux commands are essential for DevOps engineers to effectively manage servers, automate tasks, and deploy applications. 🚀 #DevOps #LinuxCommands
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