#Extfs vs xfs how to#

Maximum individual file size can be from 16 GB to 16 TB Overall maximum ext4 file system size is 1 EB (exabyte). Supports huge individual file size and overall file system size. Starting from Linux Kernel 2.6.19 ext4 was available. You can convert a ext2 file system to ext3 file system directly (without backup/restore).Įxt4 file system Ext4 stands for fourth extended file system. Metadata might be journaled either before or after the content is written to the disk. Writeback - Only metadata is saved in the journal. Metadata are journaled only after writing the content to disk. Ordered - Only metadata is saved in the journal. Journal - Metadata and content are saved in the journal. Maximum individual file size can be from 16 GB to 2 TB Overall ext3 file system size can be from 2 TB to 32 TB There are three types of journaling available in ext3 file system. When the system crashes, the possibility of file system corruption is less because of journaling. Journaling has a dedicated area in the file system, where all the changes are tracked. The main benefit of ext3 is that it allows journaling.

Starting from Linux Kernel 2.4.15 ext3 was available. Maximum individual file size can be from 16 GB to 2 TB Overall ext2 file system size can be from 2 TB to 32 TBĮxt3 file system Ext3 stands for third extended file system. On flash drives, usb drives, ext2 is recommended, as it doesn’t need to do the over head of journaling. This was developed to overcome the limitation of the original ext file system.

#Extfs vs xfs how to#

3 How to convert from one filesystem type to another.Įxt2 file system Ext2 stands for second extended file system. Ext2, Ext3, Ext4 and XFS are all filesystems created for Linux.ġ High level difference between these filesystems.