Re: My FreeBSD-current/Xen install notes

2009-05-22 Thread Michael David Crawford
VIMAGE and jails are OS-level virtualization, orthogonal to Xen. I want to run Xen so I can build and test Ogg Frog[1] on each of the target platforms I plan to support. I built a fancy Xeon box so that I could even build and test on all the platforms simultaneously. I also operate a

Re: My FreeBSD-current/Xen install notes

2009-05-22 Thread Kip Macy
You can use microkernels[1] for almost the same thing. It's what we do at Technische Universität Dresden. Regards, -- Julian Stecklina The day Microsoft makes something that doesn't suck is probably the day they start making vacuum cleaners - Ernst Jan Plugge Footnotes: [1]  There is a

Re: My FreeBSD-current/Xen install notes

2009-05-22 Thread Julian Stecklina
Peter Jeremy peterjer...@optushome.com.au writes: On 2009-May-20 08:30:09 +0800, Adrian Chadd adr...@freebsd.org wrote: Xen also lets you write other OSes without needing to care about the hardware. One of my friends bootstrapped a toy OS of his inside Xen. He can then run it on any and all Xen

Re: My FreeBSD-current/Xen install notes

2009-05-22 Thread Julian Stecklina
Kip Macy km...@freebsd.org writes: Based on L4Linux, I believe that the amount of work required for porting a PV OS is much less than creating a new personality for a microkernel. That said, isn't a hypervisor really a microkernel with device and virtual memory abstraction API? OS

Re: My FreeBSD-current/Xen install notes

2009-05-21 Thread Peter Jeremy
On 2009-May-20 08:30:09 +0800, Adrian Chadd adr...@freebsd.org wrote: Xen also lets you write other OSes without needing to care about the hardware. One of my friends bootstrapped a toy OS of his inside Xen. He can then run it on any and all Xen boxes, unmodified, regardless of the underlying

Re: My FreeBSD-current/Xen install notes

2009-05-19 Thread Ivan Voras
2009/5/19 Saifi Khan saifi.k...@twincling.org:  . is dom0 support something that FreeBSD will target at some   point in time or would be happy to be domU ? I cannot speak for the developers but at BSDCan it was stated that dom0 would be a large chunk of job that deserves funding. The

Re: My FreeBSD-current/Xen install notes

2009-05-19 Thread Scott Bennett
[Nota Bene--Cc: list trimmed! --SB] On Tue, 19 May 2009 09:56:54 + (GMT) Saifi Khan saifi.k...@twincling.org wrote: On Tue, 19 May 2009, Adrian Chadd wrote: I don't think there's any support for Dom0 stuff in FreeBSD. http://wiki.freebsd.org/FreeBSD/Xen has further information

Re: My FreeBSD-current/Xen install notes

2009-05-19 Thread Saifi Khan
On Tue, 19 May 2009, Scott Bennett wrote: [Nota Bene--Cc: list trimmed! --SB] On Tue, 19 May 2009 09:56:54 + (GMT) Saifi Khan saifi.k...@twincling.org wrote: On Tue, 19 May 2009, Adrian Chadd wrote: I don't think there's any support for Dom0 stuff in FreeBSD.

Re: My FreeBSD-current/Xen install notes

2009-05-19 Thread Saifi Khan
On Tue, 19 May 2009, Scott Bennett wrote: [Nota Bene--Cc: list trimmed! --SB] On Tue, 19 May 2009 09:56:54 + (GMT) Saifi Khan saifi.k...@twincling.org wrote: On Tue, 19 May 2009, Adrian Chadd wrote: I don't think there's any support for Dom0 stuff in FreeBSD.

Re: My FreeBSD-current/Xen install notes

2009-05-19 Thread Adrian Chadd
2009/5/19 Saifi Khan saifi.k...@twincling.org:  . is dom0 support something that FreeBSD will target at some   point in time or would be happy to be domU ? If Kip (and other Xen-clueful people get funding) - and there's time - then I bet so.  . there was some mention of vimage/bitvisor in

Re: My FreeBSD-current/Xen install notes

2009-05-19 Thread Saifi Khan
On Tue, 19 May 2009, Adrian Chadd wrote: People seem to think virtualisation is virtualisation. It isn't. It depends on what kind(s) of problems you're trying to solve. Xen solves a certain set of virtualisation problems. Could you please share 'your insight' on the 'set of

Re: My FreeBSD-current/Xen install notes

2009-05-19 Thread Adrian Chadd
2009/5/20 Saifi Khan saifi.k...@twincling.org: Could you please share 'your insight' on the 'set of virtualization problems' that Xen solves ? Xen lets you run multiple versions of modified OSes on the same box. Each OS for the most part can treat its small pool of resources as its own. It

Re: My FreeBSD-current/Xen install notes

2009-05-18 Thread Saifi Khan
On Mon, 18 May 2009, Adrian Chadd wrote: I've started documenting (mostly for my own memory for now!) my experiences getting a working FreeBSD-current Xen environment together. http://wiki.freebsd.org/AdrianChadd/XenHackery Notable bits: pygrub works. :) Adrian Hi: What is the

Re: My FreeBSD-current/Xen install notes

2009-05-18 Thread Adrian Chadd
I don't think there's any support for Dom0 stuff in FreeBSD. http://wiki.freebsd.org/FreeBSD/Xen has further information about what is and isn't supported at this time. Adrian 2009/5/19 Saifi Khan saifi.k...@twincling.org: On Mon, 18 May 2009, Adrian Chadd wrote: I've started documenting

Re: My FreeBSD-current/Xen install notes

2009-05-18 Thread Saifi Khan
On Tue, 19 May 2009, Adrian Chadd wrote: I don't think there's any support for Dom0 stuff in FreeBSD. http://wiki.freebsd.org/FreeBSD/Xen has further information about what is and isn't supported at this time. Adrian 2009/5/19 Saifi Khan saifi.k...@twincling.org: On Mon, 18 May 2009,