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Exploring the Journaling Differences Between Filesystems: A Linux Bash Perspective When you're diving into the Linux ecosystem, understanding the underlying filesystem technology is crucial not only for system performance but also for data integrity and recovery. Among the various filesystems available, journaling is a key feature that often becomes a critical factor in choosing one filesystem over another. In this blog, we will explore the concept of journaling and the distinctive approaches taken by different Linux filesystems, focusing on Ext4, XFS, and Btrfs. Journaling is a technique used by filesystems to enhance reliability and reduce the likelihood of data corruption following crashes or power failures.