Virtualization

[k simon]

 From admin's view, LB+VM mode is charming, it's more secu, easily to 
test, deploy, backup and destroy.  I didn't care XEN or Bhyve, it's too 
heavy, but ezjail+Vimage+rtld is amazing and lacks on isolate.


Simon




在 15/2/18 02:47, Matthew Dillon 写道:
> Running well in virtualized environments is important to us, but it
> isn't a focus.  If FreeBSD makes sufficient progress with bhyve then it
> would probably wind up getting ported to DFly eventually.  But I view
> VMs as creating the same sort of continous catch-up work (in terms of
> what and how well hardware gets emulated, and how much of the real
> hardware is supported) that new chipsets create for driver developers.
> I don't think it's healthy for developers to have to spend their whole
> lives playing catch-up.
>
> What I would rather have is an OS core that is stable enough that it
> just doesn't crash any more.  On the server side of the equation I think
> the goal is possible.  Servers basically only have to deal with network
> and disk controllers, not sound or video or other hardware, so the
> drivers used by servers are relatively more simple and can slowly
> approach a bug-free state.  Once an operating system reaches that point,
> there is no reason to run the OS itself under a VM even in huge deployments.
>
> I would rather that we focused on better fire-walling of services within
> the infrastructure of the operating system rather than punting on it and
> running each service in its own VM with its own copy of the operating
> system.
>
> -Matt
>
>
> On Tue, Feb 17, 2015 at 9:10 AM, Luis Mendes <luislupe at gmx.com
> <mailto:luislupe at gmx.com>> wrote:
>
>
>     Now that DragonFlyBSD's kernel has concurrent and parallel features
>     done as best as possible, main focus seems to be shifting to
>     HAMMER2, am I correct?
>     Can we expect to have DragonFlyBSD as a virtualization host (besides
>     jails) after work in HAMMER2 is done?  What can we expect, xen as
>     dom0, bhyve or other technology?  Is there some time horizon for this?
>
>     Thanks for any info,
>
>     Luis
>
>