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ext2, or second extended file system, is a file system for the Linux kernel. It was initially designed by French software developer Rémy Card as a replacement for the extended file system (ext). Having been designed according to the same principles as the Berkeley Fast File System from BSD, it was the first commercial-grade filesystem for Linux.
The analysis highlights History, Overview and Compression extension as prominent areas in the source structure around Ext2.
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Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.
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The extracted context around Ext2 shows recurring relationship patterns in the source. For example, Ext2 → Access, Filesystem, Installable File System, Microsoft Windows, Userspace Another extracted example is Ext2 → Access, Directories, Linux. Use these groups to spot repeated connection types before inspecting the individual relationships.
Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.
file linux system directory inode data blocks number kernel files block filesystem size extended compression new ext3 driver directories also
TTTA extracted 40 structured relationships around Ext2. Examples in this analysis include Ext2 → Allowed filename characters → All bytes except NUL ('\0') and '/' and Ext2 → Bad blocks → Table. The table shows each extracted connection, where it came from and its confidence.
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Ext2 | Allowed filename characters | All bytes except NUL ('\0') and '/' | 1.00 | infobox |
| Ext2 | Bad blocks | Table | 1.00 | infobox |
| Ext2 | Date range | December 14, 1901 - January 18, 2038 | 1.00 | infobox |
| Ext2 | Date resolution | 1 s | 1.00 | infobox |
| Ext2 | Dates recorded | modification (mtime), attribute modification (ctime), access (atime) | 1.00 | infobox |
| Ext2 | Developer | Rémy Card | 1.00 | infobox |
| Ext2 | Directory contents | Table | 1.00 | infobox |
| Ext2 | File allocation | bitmap (free space), table (metadata) | 1.00 | infobox |
| Ext2 | File system permissions | Unix permissions, POSIX Access Control Lists (ACL) | 1.00 | infobox |
| Ext2 | Full name | Second extended file system | 1.00 | infobox |
| Ext2 | Introduced | January 1993 with Linux | 1.00 | infobox |
| Ext2 | Max file size | 16 GiB – 2 TiB | 1.00 | infobox |
| Ext2 | Max filename length | 255 bytes | 1.00 | infobox |
| Ext2 | Max no. of files | 1018 | 1.00 | infobox |
| Ext2 | Max volume size | 2–32 TiB | 1.00 | infobox |
| Ext2 | Partition IDs | EBD0A0A2-B9E5-4433-87C0-68B6B72699C7 (GPT) 0x83 (Master Boot Record) Apple_UNIX_SVR2 (Apple Partition Map) | 1.00 | infobox |
| Ext2 | Preceded by | extended file system | 1.00 | infobox |
| Ext2 | Succeeded by | ext3 | 1.00 | infobox |
| Ext2 | Supported operating systems | Linux, BSD, ReactOS, Windows (through an IFS), macOS (through FUSE), HelenOS, RIOT, Zephyr | 1.00 | infobox |
| Ext2 | Transparent compression | No (Available through patches) | 1.00 | infobox |
The concept neighborhoods around Ext2 bring nearby vocabulary together. In this analysis, examples include Kernel, Linux and File. Use the clusters to find adjacent concepts and terminology that may deserve separate research.
For Ext2, one of the stronger structural bridges in this analysis connects Ext2 with Overview. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.
TTTA analyzes the structure around Ext2 to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History, Overview & Compression extension, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.
Source: Wikipedia — Ext2 · EN edition · Analysis: TopicsToTalkAbout