November 12, 2008

HFS+ auto defragmentation of files under Mac OS X

Filed under: Technical — Tags: , , — James Bunton @ 1:14 pm

HFS+ automatically defragments files as they are used. When a fragmented file is opened, if the system has been up for 3 minutes, the file is not busy and is under 20MiB in size then it will be relocated to be in a contiguous section of the disk