Serge E. Hallyn wrote: > Quoting Oren Laadan (or...@cs.columbia.edu): >> >> Serge E. Hallyn wrote: >>> Quoting Oren Laadan (or...@cs.columbia.edu): >>>> Serge E. Hallyn wrote: >>>>> A topic on ksummit agenda is 'containers end-game and how do we >>>>> get there'. >>>>> >>>>> So for starters, looking just at application (and system) containers, >>>>> what do >>>>> the libvirt and liblxc projects want to see in kernel support that is >>>>> currently >>>>> missing? Are there specific things that should be done soon to make >>>>> containers >>>>> more useful and usable? >>>>> >>>>> More generally, the topic raises the question... what 'end-games' are >>>>> there? >>>>> A few I can think of off-hand include: >>>>> >>>>> 1. resource control >>>>> 2. lightweight virtual servers >>>>> 3. (or 2.5) unprivileged containers/jail-on-steroids >>>>> (lightweight virtual servers in which you might, just >>>>> maybe, almost, be able to give away a root account, at >>>>> least as much as you could do so with a kvm/qemu/xen >>>>> partition) >>>>> 4. checkpoint, restart, and migration >>>>> >>>>> For each end-game, what kernel pieces do we think are missing? For >>>>> instance, >>>>> people seem agreed that resource control needs io control :) Containers >>>>> imo >>>>> need a user namespace. I think there are quite a few network namespace >>>>> exploiters who require sysfs directory tagging (or some equivalent) to >>>>> allow us to migrate physical devices into network namespaces. And >>>>> checkpoint/restart needs... checkpoint/restart. >>>> Heh ... it does need ... checkpoint/restart; and a few issues >>>> which we should think about sometime -- >>> Yup, these are all things we need to discuss. For some of them we might >>> just need to flail about and code a few approaches until we figure out an >>> answer, but then I think that everyone has thought about a few of these >>> in some detail, so there probably is much we could gain from talking. >>> >>> ... Does this mean we should try to have a mini-summit in the next 6 >>> months or so? I'd recommend having one right before kernel summit so >>> we can get our act together, but getting everyone to tokyo to chat seems >>> uneconomical :) It'd be good to chat about at least the first two items >>> before the summit, though. >>> >> How about linux plumbers ? > > Well it seems like an appropriate place for it. Alas there is almost no > chance > of my being there, but let's hear a roll call - how many people (interested in > checkpoint/restart) will be or can be at plumber's? > > I'm pretty sure Suka and Dave will be there.
Seems like I can make it. Oren. -- Libvir-list mailing list Libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list
