&gt; Joyent chose BSD which does containers better than Linux and Cantrill is pissed that everyone chose Linux+VMs<p>(Disclaimer: I sit next to Bryan at Joyent)<p>We chose _SmartOS_, a distribution of illumos -- itself a fork of the last drop of OpenSolaris before Oracle closed the gate.  It is emphatically not a BSD, though Solaris has included aspects of at least AT&amp;T UNIX and BSD (amongst other things) in its long and rich heritage.