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. -serge -- Libvir-list mailing list Libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list
