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Computer Science
Operating Systems
Linux
Linux Administration
1. Introduction to Linux and System Administration
2. The Command-Line Interface (CLI)
3. User and Group Management
4. File Permissions and Ownership
5. Process Management
6. Software and Package Management
7. System Services and Daemons
8. Networking
9. Storage Management
10. System Security
11. Shell Scripting and Automation
12. System Monitoring and Performance
13. Backup and Recovery
14. Advanced Topics
12.
System Monitoring and Performance
12.1.
Monitoring Key Metrics
12.1.1.
CPU Usage
12.1.1.1.
top
12.1.1.2.
htop
12.1.1.3.
sar
12.1.2.
Memory Usage
12.1.2.1.
free
12.1.2.2.
vmstat
12.1.3.
Disk and I/O Performance
12.1.3.1.
iostat
12.1.3.2.
iotop
12.1.4.
Network Performance
12.1.4.1.
iftop
12.1.4.2.
nload
12.1.4.3.
ip -s
12.2.
Log Analysis
12.2.1.
Identifying Issues in System Logs
12.2.2.
Using grep and awk for Log Parsing
12.2.3.
Monitoring Log Files in Real Time
12.3.
Performance Tuning
12.3.1.
Kernel Parameter Tuning
12.3.2.
Tuning Application Performance
12.3.3.
Identifying and Resolving Bottlenecks
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11. Shell Scripting and Automation
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13. Backup and Recovery