Michael Powell nightrecon at
Thu Aug 28 00:41:32 UTC 2008

prad wrote:

> something that has puzzled me for years (but i've never got around to
> asking) is how does *nix get away without regular defrag as with
> windoze.
> fsck is equivalent to scandisk, right?
> so when you delete files and start getting 'holes', how does *nix deal
> with it?

The short answer is that defrag is built into and an integral part of the
filesystem. So you can think of it as "always running" as opposed to
the "regularly scheduled" by some other entity/application external to the
filesystem. No third party "Disk Keeper" like utilities required.


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