Linux Administration

  1. Process Management
    1. Understanding Processes
      1. Process Lifecycle
        1. Parent and Child Processes
          1. Process IDs
            1. PID
              1. PPID
            2. Viewing Processes
              1. ps Command
                1. Common Options
                2. top Command
                  1. Interactive Monitoring
                  2. htop Command
                    1. Enhanced Features
                    2. pstree Command
                      1. Process Hierarchy Visualization
                    3. Process States
                      1. Running
                        1. Sleeping
                          1. Zombie
                            1. Stopped
                            2. Managing Processes
                              1. Sending Signals
                                1. kill Command
                                  1. killall Command
                                    1. Signal Types
                                      1. SIGTERM
                                        1. SIGKILL
                                          1. Other Signals
                                        2. Process Priority
                                          1. nice Command
                                            1. renice Command
                                              1. Understanding Priorities and Scheduling
                                            2. Foreground and Background Jobs
                                              1. Running Jobs in Background
                                                1. Listing Jobs
                                                  1. Bringing Jobs to Foreground
                                                    1. Sending Jobs to Background
                                                      1. Disowning Jobs
                                                        1. Running Persistent Jobs

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                                                      4. File Permissions and Ownership

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                                                      6. Software and Package Management