Tip Category 11 tips system-admin

System Admin

11 Total Tips

5 Beginner

5 Intermediate

1 Advanced

Real-Time Linux Process Monitoring and System Analysis

Intermediate

How to Monitor Linux Processes with pstree Command? Quick Answer: Use pstree to display running processes in a hierarchical tree format. Run pstree -p to...

Bash

watch -n 2 'echo "┌─ Process Tree Monitor - $(date)...

July 20, 2025 luc 13 min read

Command Line

Read Tip

Kill Process Port Linux | lsof Command Guide

Intermediate

How to Kill Process by Port in Linux? Quick Answer: Use sudo kill -9 $(lsof -t -i:8080) to kill processes using port 8080. Replace 8080...

Bash

sudo kill -9 $(lsof -t -i:8080)

July 17, 2025 luc 33 min read

Networking Security

Read Tip

Linux journalctl Command: Find Timeout Errors Tutorial

Beginner

How to Use Linux journalctl Command for Log Analysis? Quick Answer: Use journalctl -b to view current boot logs, journalctl -f to follow live logs,...

Bash

journalctl -b | grep "Timed out waiting"

July 16, 2025 luc 12 min read

Read Tip

Real-Time Linux Process Monitoring and System Analysis

Kill Process Port Linux | lsof Command Guide

Linux journalctl Command: Find Timeout Errors Tutorial

Related Categories

Command Line

Networking

Security

tips