Linux Administration

  1. System Monitoring and Performance
    1. Monitoring Key Metrics
      1. CPU Usage
        1. top
          1. htop
            1. sar
            2. Memory Usage
              1. free
                1. vmstat
                2. Disk and I/O Performance
                  1. iostat
                    1. iotop
                    2. Network Performance
                      1. iftop
                        1. nload
                          1. ip -s
                        2. Log Analysis
                          1. Identifying Issues in System Logs
                            1. Using grep and awk for Log Parsing
                              1. Monitoring Log Files in Real Time
                              2. Performance Tuning
                                1. Kernel Parameter Tuning
                                  1. Tuning Application Performance
                                    1. Identifying and Resolving Bottlenecks

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                                  11. Shell Scripting and Automation

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                                  13. Backup and Recovery