32-bit jails on a 64-bit system?

[Andrew Hotlab]

----------------------------------------
> Date: Thu, 21 Jan 2010 10:12:20 +0100
> From: 000.fbsd at quip.cz
> To: spork at bway.net
> CC: freebsd-jail at FreeBSD.org; freebsd-stable at freebsd.org
> Subject: Re: 32-bit jails on a 64-bit system?
>
>> The jail(8) subsystem has been updated. Changes include:
>>
>> Compatibility support which permits 32-bit jail binaries to be used on
>> 64-bit systems to manage jails has been added.
>> ----
>>
>> I know prior to 8.0 with some fancy footwork you could do some
>> interesting things (for example, I have a jail running a bunch of 32-bit
>> 4.11 stuff on a 7.2 amd64 box), but it was not easy.
>>
>> Looking at the jail manpage and handbook entries, I'm not seeing
>> anything that further explains the changes. I've been able to get some
>> things working in a test setup, but not everything. Any pointers to what
>> exactly that blurb in the release notes actually means? Google is
>> getting me nowhere.
>>
>
> (freebsd-jail@ was added in to Cc:)
>
> I think it is nothing new to 8.0, it is the same as release note for 7.2.
>
> I didn't test it, but I think you can install (copy) i386 jail (or whole
> system) in to amd64 host and just run it as any other jail.
>

It might be useful this thread about 32-bit jail on 64-bit host:
http://lists.freebsd.org/pipermail/freebsd-i386/2009-January/007553.html

Regards.

Andrew

 		 	   		  
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