Skip site navigation (1)Skip section navigation (2)
Date:      Sat, 15 Feb 2020 11:50:50 -0600
From:      Valeri Galtsev <>
To:        Victor Sudakov <>,
Subject:   Re: Technological advantages over Linux
Message-ID:  <>
In-Reply-To: <>
References:  <> <> <>

Next in thread | Previous in thread | Raw E-Mail | Index | Archive | Help

On 2020-02-14 23:06, Victor Sudakov wrote:
> David Demelier wrote:
>>> Not to start a flame war. A purely technical question: what
>>> technological advantages does the modern FreeBSD have over modern Linux?
>> In short:
>> - Jails ;
> Linux has several implementations of what we call Jails (OpenVZ, Linux
> Containers, whatever). It also has Docker which beats jails.


In my book FreeBSD jail beats Docker.

Just for statistics of humble opinions.


>> - ZFS ;
> Linux has too (but see later).
>> - Simplicity (not always the case though). Type mount on a fresh FreeBSD and
>> a fresh Linux and admire that. Also applies to initial processes ;
> That's true (aesthetically too) but these are the admin's personal
> problems. The admin is a subordinate person and must support whatever
> system is deemed better for production, performance, features etc.
>> - Documentation (not the best though, OpenBSD has the best doc out there)
>> but all BSD have the most well documented stuff ;
> RedHat's documentation was pretty good AFAIR (when I worked with RedHat
> 6). But this is a valid point, thank you. FreeBSD's handbook and other
> docs are very good (if dated in some places).
>> - pf ;
> I cannot compare pf with iptables for the lack of experience in the
> latter, but as a stateful firewall, pf kind of sucks because it a)
> cannot keep state above the transport layer and b) its very notion of
> state is kind of perverse.
>> - poudriere ;
> poudriere is part of the binary software packaging system. For the
> present I think Linux's binary packaging system (apt or yum) is still
> more advanced than ours.
> However, the separation of the "base system" and "packages" as seen in
> FreeBSD seems to me a great, unique advantage. Another point in
> FreeBSD's favour.
>> - src.conf, make.conf and easy world rebuild ;
> Very few need this nowadays at the time of cattle servers (as opposed to
> pet servers).
>> - LLVM instead of GCC.
> If it gives measurable advantages in productivity, performance or
> security, I'd be happy to learn more about that.
> [dd]
>>> Several yeas ago I would say ZFS was a killer feature, but now Linux has
>>> ZFS too, and AFAIK FreeBSD is going to migrate to Linux's ZFS
>>> implementation.
>> Linux has unofficial ZFS support, it's not in the kernel and it's a real
>> mess.
> If this is really so, why is FreeBSD planning to migrate to Linux's ZFS
> implementation?

Valeri Galtsev
Sr System Administrator
Department of Astronomy and Astrophysics
Kavli Institute for Cosmological Physics
University of Chicago
Phone: 773-702-4247

Want to link to this message? Use this URL: <>