The status of docker

[Paul Kraus]

On Jan 22, 2019, at 3:01 PM, Patrick M. Hausen <hausen at punkt.de> wrote:
> 
> Hi all,
> 
>> Am 22.01.2019 um 20:48 schrieb Grzegorz Junka <list1 at gjunka.com>:
>> 2. A docker container in a jail with no native linux kernel, docker is running completely in FreeBSD environment
>> 
>> 2 would be most convenient but also most difficult as all smallest docker features would need to be ported natively to FreeBSD
> 
> 
> IIRC the Joyent approach was to port the Linux system call API to an
> extent that made it possible to „simply“ run Linux Docker in zones without
> a Linux kernel …

(Open)Solaris already had Linux Brand zones, which I’m sure helped get there much faster. They could already run Linux (user space) in a Zone.