Ask HN: What algorithms are used to defrag a hard disk as quickly as possible? 3 points by thewarrior 8y ago ↗ HN I've been trying to find exact details of the algorithms used but can't find them.
[–] coreyp_1 8y ago ↗ Check this out: http://ultradefrag.sourceforge.net/en/index.html?downloadSpecifically, scroll down to the "PDF Documentation" section, and open that. Then, search for the word "algorithm". They give a high level overview of how they perform the defrag.
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[ 3.5 ms ] story [ 10.4 ms ] threadSpecifically, scroll down to the "PDF Documentation" section, and open that. Then, search for the word "algorithm". They give a high level overview of how they perform the defrag.