Re: jail() for Linux ?

[Marc Schöchlin <nox@t-link.de>]

Hi !

Arend van Waart wrote:

> Marc Schöchlin wrote:
>
>> Hi  !
>>
>> I developed a software (will be in 1-2 weeks available as opensource)
>> for managing virtual Systems which are using the jail-functionality of
>> FreeBSD - now I ask myself  if the jail-functionality
>> is also available for linux systems.
>
> [snip]
>
>> Does anybody know anything about a patch which implements the same
>> functionality on Linux ?
>>
>> Best regards
>>
>> Marc Schoechlin
>
> I do not believe jail() itself is available to linux, though you could
> try the user-mode-linux project.
> http://user-mode-linux.sourceforge.net/. It's patch for the linux
> kernel to spawn a new patched kernel. The only problem so far with me
> has been that it's a bit tricky to get the network working.
>
> When it's not what you're looking for, it is fun to toy with. 

I know the uml-project - but this is not what I mean - but jail() is
more economical with ram and disk-space.

The uml-project makes a deeper abstraction of  the virtual-systems .

Best regards

Marc Schoechlin