File Systems

  1. File System Reliability and Recovery
    1. Data Integrity Mechanisms
      1. Consistency Checking
        1. File System Corruption Causes
          1. Consistency Check Algorithms
            1. System Utilities
            2. Checksumming
              1. Block-Level Checksums
                1. End-to-End Data Integrity
                  1. Error Detection and Correction
                2. Backup and Recovery Systems
                  1. Backup Types
                    1. Full Backups
                      1. Incremental Backups
                        1. Differential Backups
                        2. Backup Strategies
                          1. Backup Scheduling
                            1. Retention Policies
                              1. Offsite Storage
                              2. Recovery Procedures
                                1. File-Level Recovery
                                  1. System-Level Recovery
                                    1. Point-in-Time Recovery
                                  2. Journaling File Systems
                                    1. Write-Ahead Logging Principles
                                      1. Transaction Logging
                                        1. Commit Records
                                          1. Checkpoint Operations
                                          2. Journaling Types
                                            1. Metadata Journaling
                                              1. Data Journaling
                                                1. Ordered Data Mode
                                                2. Recovery Process
                                                  1. Journal Replay
                                                    1. Crash Recovery
                                                      1. Consistency Restoration
                                                    2. Advanced Reliability Features
                                                      1. Log-Structured File Systems
                                                        1. Sequential Write Patterns
                                                          1. Garbage Collection
                                                            1. Crash Recovery
                                                            2. Copy-on-Write Systems
                                                              1. Snapshot Creation
                                                                1. Data Versioning
                                                                  1. Space Efficiency
                                                                  2. RAID Integration
                                                                    1. File System Awareness
                                                                      1. Stripe Alignment
                                                                        1. Redundancy Management

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                                                                    7. File System Performance

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                                                                    9. Security and Access Control