A journaling file system is a file system that logs changes to a journal (usually a circular log in a specially-allocated area) before actually writing them to the main file system. Such file systems are less likely to become corrupted in the event of power failure or system crash.
Metadata Inode Elevator algorithm Soft updates Write Anywhere File Layout JFS (file system) Reiser4 Atomicity Log-structured file system XFS Unix File System Comparison of file systems Ext3 Race condition Memory leak Crash (computing) ACID Transaction processing Garbage collection (computer science) File system Database
