Re: [Vserver] A possible new idea

From: Herbert Poetzl <>
Date: Wed 17 May 2006 - 15:49:52 BST
Message-ID: <>

On Mon, May 15, 2006 at 02:37:45PM -0400, Fareha Shafique wrote:

[utmost important stuff zapped]

>>> So they thought about it, but found it infeasible? or unecessary?
>> the thing is, there are a bunch of arguments against
>> this setup, namely:
>> - the host system usually is a minimal setup tailored
>> to administration and management of the guests
>> including security stuff and backup/failover
>> - you do not change the host system very often, you
>> want to keep it updated in regard to security though
>> - for security reasons, you do not 'share' the host
>> system with any guest you give avay ...
> I'm not quite sure I understand what you mean by 'give away'.
> Can you please explain this more?

sell them, provide root shells to friends or whatever
somebody does with a root environment in a guest

>> - disk space is very cheap, so doing a similar approach
>> with a 'guest template', which is shared or unified
>> with many guests is not a big deal
>> - different distros require different userspace, the
>> amount of shared files is minimal across distros
>> - CoW works fine, but reombining with a 'read-only'
>> base which can be changed is a hard task, and usually
>> not worth the efford ...

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