unzip parallel, 3x faster than 7zip

[Marco Leise]

Am Sat, 07 Apr 2012 21:45:04 +0200
schrieb "Jay Norwood" <jayn at prismnet.com>:

> So ... it looks like the defrag helps, as the 109 sec values are 
> at the low end of the range I've seen previously.  Still it is 
> totally surprising to me that deleting files should take longer 
> than creating the same files.

Maybe the kernel caches writes, but synchronizes deletes? (So the seek times become apparent there, and not in the writes)
Also check the file creation flags, maybe you can hint Windows to the final file size and they wont be fragmented?