Sure, and FreeBSD deployments can be found to be used by some of the world’s largest companies too.
But answering the title question of this thread, FreeBSD would be a better pick for most in this community to run Phoenix on instead of a Linux distro,.
And for reasons already listed above, FreeBSD would be a better choice over SmartOS/Illumos for most in this community to run Phoenix/Elixir/OTP on, which I think is proven by the WhatsApp to Netflix choosing it over alternatives.
