Fast commits for ext4

The Linux 5.10 release included a change that is expected to significantly increase the performance of the ext4 filesystem; it goes by the name fast commits" and introduces a new, lighter-weight journaling method. Let us look into how the feature works, who can benefit from it, and when its use may be appropriate.

Better file system performance is always welcome, especially when it concerns what is probably the most common file system among desktop Linux users.