&gt; Now he&#x27;s at Netflix (i.e., he has as far as I can tell no vested interest in either that Docker&#x2F;Solaris derivative<p>Well he probably has historical interest in Solaris, and generally any platform which supports dtrace, though he&#x27;s been doing Linux work (<a href="http:&#x2F;&#x2F;www.brendangregg.com&#x2F;linuxperf.html" rel="nofollow">http:&#x2F;&#x2F;www.brendangregg.com&#x2F;linuxperf.html</a>) for the last few years, given Netflix is mostly Linux-based with some FreeBSD (for the CDN nodes).