On Mon, Jul 02, 2007 at 11:55:04AM -0500, Serge E. Hallyn wrote:
> We are trying to create a roadmap for the next year of
> 'container' development, to be reported to the upcoming kernel
> summit.  Containers here is a bit of an ambiguous term, so we are
> taking it to mean all of:
> 
> 	1. namespaces
> 	2. process containers
> 	3. checkpoint/restart
> 
> Naturally we can't actually predict what will and won't be worked on,
> let alone what will be going upstream.  But the following is a list
> of features which it seems reasonable to think might be worked on
> next year:
> 
>        1. completion of ongoing namespaces
>                pid namespace
>                net namespace
>                ro bind mounts

>        2. continuation with new namespaces
>                devpts, console, and ttydrivers
>                user
>                time

various accounting and limits including disk space
and memory

>                namespace management tools
> 	       namespace entering

well, that is currently covered by the Linux-VServer
interfaces (and I assume by the OpenVZ API too), but
I guess you are more interested in a mainline tool
and interface

>        3. any additional work needed for virtual servers?
>                i.e. in-kernel keyring usage for cross-usernamespace permissions, etc

nfs and rpc, as well as general security/auth
frameworks have to be adjusted ...

>        4. task containers functionality
>                base features
>                specific containers
>                        poll to see who has plans
>        5. checkpoint/restart
>                memory c/r
>                        (there are a few designs and prototypes)
>                        (though this may be ironed out by then)
>                        per-container swapfile?
>                overall checkpoint strategy
>                        in-kernel vs userspace-driven
>                overall restart strategy
> 
> What more needs to be added to this list?
> 
> A list of the people we are currently aware of who are showing interest
> in these features follows.  What I'd like to know is, from this list, do
> some people know what general or specific areas they plan to or want to
> work on over the next year?
> 
> Stakeholders:
> 	Eric Biederman
> 	google
> 	ibm
> 	kerlabs
> 	openvz
> 	osdl (Masahiko Takahashi?)
> 	vserver
> 
> Who is missing from the list?

Linux-VServer as usual :)

best,
Herbert

> thanks,
> -serge
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