FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -The ext4 file system is a scalable extension of the ext3 file system, which was the default file system of Red Hat Enterprise Linux 5. Ext4 is the default file system of Red Hat Enterprise Linux 6, and can support files and file systems up to 16 terabytes in size.

Detailed explanation-2: -Ext4 was specifically designed to be as backward-compatible as possible with ext3. This not only allows ext3 filesystems to be upgraded in place to ext4; it also permits the ext4 driver to automatically mount ext3 filesystems in ext3 mode, making it unnecessary to maintain the two codebases separately.

Detailed explanation-3: -Ext4 stands for fourth extended file system. It was introduced in 2008. Starting from Linux Kernel 2.6. 19 ext4 was available. Supports huge individual file size and overall file system size.

Detailed explanation-4: -There is a reason ext4 is the default choice for most Linux distributions. It’s tried, tested, stable, performs excellent, and is widely supported. So if you are looking for stability, ext4 is the best Linux filesystem for you.