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SubjectRe: per-chroot clock module ?
From
2010/11/27 Ben Gamari <bgamari@gmail.com>:
> On Sat, 27 Nov 2010 18:21:34 +0000, Jason Vas Dias <jason.vas.dias@gmail.com> wrote:
>> Greetings -
>>
>> Sorry in advance if this is a stupid idea, but -
>>
>> I'd really like to be able to set a distinct "clock" for a specific chroot environment,
>> such that the super-user could call :
>> [snip]
>
> It certainly doesn't sound like a particularly good idea to me. This
> would add great complexity to the kernel while having very few
> users. Perhaps there's something I haven't considered but I can't think
> of any good applications for this sort of functionality. Do you have
> something in particular in mind?
>
> It seems like what you want here is simple virtualization. Have you
> considered KVM? The closest thing to your request currently upstream is
> containers, although I'm unsure of whether a container can be created
> with an independent clock. Might be something to look into.

KVM needs hardware support (but chroot runs wherever Linux runs)


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