Filesystems: The Digital DNA of Data Storage
Explore Linux filesystems through interactive visuals. Learn VFS, compare ext4 vs Btrfs vs ZFS, and understand file operations.
10 min readConcept
Tagged with
storage
Explore machine learning concepts related to storage. Clear explanations and practical insights.
11
Concepts Found
Concepts Related to storage
Filesystem Journaling: Write-Ahead Logging
Learn how filesystem journaling prevents data loss during crashes. Explore write-ahead logging and recovery in ext4 and XFS.
5 min readConcept
Inodes: The Hidden Metadata That Powers Every File
Understand Linux inodes - the metadata structures behind every file. Learn about hard links, soft links, and inode limits.
9 min readConcept
Copy-on-Write (CoW): Never Overwrite, Always Preserve
Understand Copy-on-Write (CoW) in Btrfs and ZFS. Learn how CoW enables instant snapshots, atomic writes, and data integrity.
6 min readConcept
ext4: The Linux Workhorse Filesystem
Explore ext4, the default Linux filesystem with journaling, extents, and proven reliability. Learn how ext4 protects your data.
7 min readConcept
NTFS Filesystem: The Master File Table
NTFS internals from the Master File Table outward: 1 KB attribute records, resident vs non-resident $DATA, run lists, alternate data streams, the $LogFile journal, and why dual-boot Linux distros prefer ntfs3 over ntfs-3g.
9 min readConcept
Btrfs: Modern Copy-on-Write Filesystem
Learn the Btrfs filesystem with built-in snapshots, RAID, and compression. Explore copy-on-write, subvolumes, and self-healing on Linux.
13 min readConcept
ZFS: The Ultimate Filesystem
Master ZFS filesystem with pooled storage, RAID-Z, snapshots, and checksums. Learn enterprise-grade data integrity on Linux.
13 min readConcept
XFS: High-Performance Parallel Filesystem
XFS internals end-to-end: allocation groups for lock-free parallel metadata, B+ trees instead of bitmaps, extent-based allocation that scales to terabytes, and delayed allocation that turns scattered writes into contiguous extents.
8 min readConcept
FAT32 & exFAT: Universal Filesystems
Learn FAT32 and exFAT filesystems for cross-platform USB drives and SD cards. Understand file size limits and compatibility.
12 min readConcept
RAID: Redundant Arrays for Speed and Safety
RAID storage visualized: RAID 0, 1, 5, 6, and 10 levels explained. Learn how they work, when to use them, and disk failure recovery.
12 min readConcept