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Date: Fri, 21 Aug 2015 21:52:14 -0400
From: Quartz <quartz@sneakertech.com>
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Subject: md5 -t native vs VM
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I have an OSX machine. When I run FreeBSD inside VirtualBox, 'md5 -t' is 
about 5% faster than in the native OSX terminal. Same digest 
(766a2bb5d24bddae466c572bcabca3ee) and everything.

Can anyone explain what's going on?