How to disable journaling on a HFS+ volume

Mac OS X’s native file system (HFS+) supports journaling, a feature that is enabled by default on all new volumes. Journaling is a very nice feature as it allows a quick recovery of the file system’s status should anything bad happen to the machine — e.g. a power failure or a crash. With a journaled file system, the operating system can easily undo or redo the last operations executed on the disk without losing meta-data, effectively avoiding a full file system check.

April 9, 2007 · Tags: fragmentation, hfs, journal, macos
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