Tuesday, October 16, 2018

Linux File system Type and feature


EXT2
Second extended file system
Not have journaling
Individual file size can be from 16 GB to 2 TB
File system size can be from 2 TB to 32 TB
introduced in 1993


EXT3
Third extended file system.
Have journaling
File size can be from 16 GB to 2 TB
File system size can be from 2 TB to 32 TB
introduced in 2001


EXT4
Second extended file system
Have journaling
Max individual file size from 16 GB to 16 TB
Maximum ext4 file system size is 1 EB
Max files - 4 billion
Not supports Transparent compression
Not support snapshots


XFS
Extended File System
Have journaling
individual file size 8 EB
Maximum file system size 8EB
MAX files 2 ^64
uses B+ trees for the directories and file allocation
XFS is Guaranteed Rate I/O (GRIO)
Not supports Transparent compression

BTRFS
B-Tree FS
Have journaling
Max individual file size 16Ebytes
Maximum file system 16Ebytes
MAX files 2 ^64
supports dynamic I-node allocation
provides support for RAID striping
supports Transparent compression
Supports Snapshots


Thanks !!!!!!











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