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From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>
To: Eduardo Morras <emorras@s21sec.com>
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Cc: Eduardo Morras <emorras@xroff.net>, freebsd-questions@freebsd.org
Subject: Re: defrag
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>
> ... In logical sense yes, in physical sense no. They are video big files 
> (from 9 to 40 GB) that i edit, cut, apply video filters, recompress and stuff

so no. but still it's funny windoze can't keep fragmentation on files that 
are processed in large chunks on system with lots of RAM.
even stupid allocation algorithm, but with delayed allocation (searching 
for first available block as big as unwritten data in cache) will suffice.